Missions of the United States Coast Guard
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United States Coast Guard The United States Coast Guard (USCG) is the maritime security, search and rescue, and law enforcement service branch of the United States Armed Forces and one of the country's eight uniformed services. The service is a maritime, military, m ...
is the coastal defense,
search and rescue Search and rescue (SAR) is the search for and provision of aid to people who are in distress or imminent danger. The general field of search and rescue includes many specialty sub-fields, typically determined by the type of terrain the search ...
, and maritime law enforcement branch of the
United States Armed Forces The United States Armed Forces are the military forces of the United States. The armed forces consists of six service branches: the Army, Marine Corps, Navy, Air Force, Space Force, and Coast Guard. The president of the United States is ...
and is one of the country's eight uniformed services. It carries out three basic roles, which are further subdivided into eleven statutory missions. The three roles are: * Maritime safety * Maritime security * Maritime stewardship The eleven statutory missions as defined by law are divided into homeland security missions and non-homeland security missions. Non-homeland security missions include: Marine safety,
search and rescue Search and rescue (SAR) is the search for and provision of aid to people who are in distress or imminent danger. The general field of search and rescue includes many specialty sub-fields, typically determined by the type of terrain the search ...
, aids to navigation, living marine resources (
fisheries Fishery can mean either the enterprise of raising or harvesting fish and other aquatic life; or more commonly, the site where such enterprise takes place ( a.k.a. fishing ground). Commercial fisheries include wild fisheries and fish farms, ...
law enforcement),
marine environmental protection Marine environmental protection is one of the eleven missions of the United States Coast Guard (USCG). Protecting the delicate ecosystem of oceans is a vital Coast Guard mission. The Coast Guard works with a variety of groups and organizations to ...
, and ice operations Homeland security missions include: Ports, waterways, and coastal security (PWCS); drug interdiction; migrant interdiction; defense readiness; and other
law enforcement Law enforcement is the activity of some members of government who act in an organized manner to enforce the law by discovering, deterring, rehabilitating, or punishing people who violate the rules and norms governing that society. The term ...
. A given unit within the Coast Guard may be carrying out several missions at once. For example, a RHIB assigned to maritime security may also watch for out-of-place or missing aids to navigation, pollution, and unsafe boating practices.


Maritime safety


Search and rescue

:''Se
National Search and Rescue Committee
Search and Rescue Search and rescue (SAR) is the search for and provision of aid to people who are in distress or imminent danger. The general field of search and rescue includes many specialty sub-fields, typically determined by the type of terrain the search ...
(SAR) is one of the Coast Guard's oldest missions. The National Search and Rescue Plan designates the United States Coast Guard as the federal agency responsible for maritime SAR operations in U.S. and international waters, and the
United States Air Force The United States Air Force (USAF) is the air service branch of the United States Armed Forces, and is one of the eight uniformed services of the United States. Originally created on 1 August 1907, as a part of the United States Army Si ...
as the federal agency responsible for inland SAR. Both agencies maintain ''Rescue Coordination Centers'' to coordinate this effort. Inshore rescues are usually performed by 25-foot, 29-foot, 45-foot, and 47-foot boats. HH-60 and HH-65 helicopters serve on both the high seas and inshore. Any Coast Guard asset in the vicinity of a case may respond. Search and rescue operations are numerous and varied. A sample of operations in February 2005 included: *
Coast Guard Station Chetco River The coast, also known as the coastline or seashore, is defined as the area where land meets the ocean, or as a line that forms the boundary between the land and the coastline. The Earth has around of coastline. Coasts are important zones in ...
,
Oregon Oregon () is a U.S. state, state in the Pacific Northwest region of the Western United States. The Columbia River delineates much of Oregon's northern boundary with Washington (state), Washington, while the Snake River delineates much of it ...
, dispatched its rigid-hull inflatable boat with a crew and an
emergency medical technician An emergency medical technician (EMT), also known as an ambulance technician, is a health professional that provides emergency medical services. EMTs are most commonly found working in ambulances. In English-speaking countries, paramedics are ...
on board to evacuate a fisherman whose hand was nearly amputated in an accident. The fisherman's hand was reattached. * A helicopter rescued two recreational snowmobilers in Anchor Bay,
Michigan Michigan () is a state in the Great Lakes region of the upper Midwestern United States. With a population of nearly 10.12 million and an area of nearly , Michigan is the 10th-largest state by population, the 11th-largest by area, and t ...
, whose vehicle crashed through the ice. * Boats from
Coast Guard Station Point Allerton United States Coast Guard Station Point Allerton is a United States Coast Guard station located in Hull, Massachusetts. The station is a sub-unit of Sector Boston. It traces its roots back to the U.S. Lifesaving Station and the Massachusetts Hu ...
in
Hull Hull may refer to: Structures * Chassis, of an armored fighting vehicle * Fuselage, of an aircraft * Hull (botany), the outer covering of seeds * Hull (watercraft), the body or frame of a ship * Submarine hull Mathematics * Affine hull, in affi ...
came to the assistance of the fishing vessel ''Lady Lorraine'', which was on fire off Scituate, Massachusetts. * Aircraft from
Coast Guard Air Station A Coast Guard Air Station (abbreviated as CGAS or AirSta) provides aviation support for the United States Coast Guard. The Coast Guard operates approximately 210 aircraft from 24 Coast Guard Air Stations in the United States. Fixed-wing aircra ...
Humboldt Bay Humboldt Bay is a natural bay and a multi-basin, bar-built coastal lagoon located on the rugged North Coast of California, entirely within Humboldt County, United States. It is the largest protected body of water on the West Coast between S ...
,
California California is a state in the Western United States, located along the Pacific Coast. With nearly 39.2million residents across a total area of approximately , it is the most populous U.S. state and the 3rd largest by area. It is also the m ...
, searched waters off Oregon for a missing light aircraft. Large-scale search and rescue operations occur less frequently, but often involve many Coast Guard vessels and aircraft from a large area. Helicopters and
rescue swimmer Rescue swimmer is a designation given to rescue specialists, most commonly in the service of the military. Rescue swimmers usually are charged with the rescue, assessment, and rendering of medical aid to persons in distress in the sea, on the land ...
s participated in the 36-hour rescue of six crew members from the tanker '' Bow Mariner'', which exploded and sank off of
Chincoteague, Virginia Chincoteague ( or ) is a town in Accomack County, Virginia, U.S. The town includes the whole of Chincoteague Island and an area of adjacent water. The population was 2,941 at the 2010 census. The town is known for the Chincoteague Ponies, althou ...
, on February 28, 2004. Two rescue swimmers were awarded the Coast Guard Medal for their efforts to keep the rescued mariners alive. Another large-scale operation took place in December 2004 in the
Aleutian Islands The Aleutian Islands (; ; ale, Unangam Tanangin,”Land of the Aleuts", possibly from Chukchi ''aliat'', "island"), also called the Aleut Islands or Aleutic Islands and known before 1867 as the Catherine Archipelago, are a chain of 14 large v ...
, when the cargo ship ''Selendang Ayu'', of
Malaysia Malaysia ( ; ) is a country in Southeast Asia. The federal constitutional monarchy consists of thirteen states and three federal territories, separated by the South China Sea into two regions: Peninsular Malaysia and Borneo's East Mal ...
n registry, broke in two in heavy seas. The ''Selendang Ayu'' carried
soybean The soybean, soy bean, or soya bean (''Glycine max'') is a species of legume native to East Asia, widely grown for its edible bean, which has numerous uses. Traditional unfermented food uses of soybeans include soy milk, from which tofu ...
s, 424,000
gallon The gallon is a unit of volume in imperial units and United States customary units. Three different versions are in current use: *the imperial gallon (imp gal), defined as , which is or was used in the United Kingdom, Ireland, Canada, Aust ...
s (1,600 m³) of fuel oil, and 18,000 gallons (68 m³) of diesel. The operation saved 12 of the ship's 18 crew members and prevented harm to nearby wildlife. Six of the ship's crew members died when a Coast Guard HH-60 Jayhawk helicopter crashed during the rescue. Occasionally, Coast Guard rescuers are used in non-maritime situations. On January 11, 2007, the Toledo Blade reported that a worker who was dangling from a 110-foot (33 m) grain elevator in
Ottawa Lake, Michigan Ottawa Lake is an Unincorporated area, unincorporated community in Monroe County, Michigan, Monroe County in the U.S. state of Michigan. The community is located within Whiteford Township, Michigan, Whiteford Township. As an unincorporated com ...
, was rescued by a Coast Guard helicopter.


Marine safety

Coast Guard personnel inspect commercial vessels, respond to pollution, investigate marine casualties and merchant mariners, manage waterways, and license merchant mariners. Coast Guard officials also draft recommendations for the transit of hazardous cargo by ship, such as liquid natural gas. The Coast Guard carries out investigations to determine the cause of accidents on American-flagged ( Flag State) ships or foreign ships in American waters (
Port State Port state control (PSC) is an inspection regime for countries to inspect foreign-registered ships in port other than those of the flag state and take action against ships that are not in compliance. Inspectors for PSC are called PSC officers (PS ...
). Among the activities of the Coast Guard is inspection of commercial boats carrying passengers for hire. Vessels carrying more than six passengers must show a Certificate of Inspection; this indicates the crews of such vessels have undergone drug testing, that the vessel's firefighting and lifesaving equipment is adequate and in good condition, and machinery, hull construction, wiring, stability, safety railings, and navigation equipment meet Federal standards. The Coast Guard performs its marine safety mission by conducting the following activities: * Marine inspection: The Officer in Charge, Marine Inspection has field level responsibilities of the marine inspection mission. The two main components are Flag State responsibility and
Port State Port state control (PSC) is an inspection regime for countries to inspect foreign-registered ships in port other than those of the flag state and take action against ships that are not in compliance. Inspectors for PSC are called PSC officers (PS ...
responsibility. The four basic categories of vessels subject to inspection are
Passenger A passenger (also abbreviated as pax) is a person who travels in a vehicle, but does not bear any responsibility for the tasks required for that vehicle to arrive at its destination or otherwise operate the vehicle, and is not a steward. Th ...
, Tanker,
Cargo Cargo consists of bulk goods conveyed by water, air, or land. In economics, freight is cargo that is transported at a freight rate for commercial gain. ''Cargo'' was originally a shipload but now covers all types of freight, including tra ...
and Special use vessels. There are two kinds of inspections: Safety and Security. * Marine investigation: Marine casualty investigation and personnel actions. * Waterways Management: Provides marine safety information to the public, and conducts marine event permitting, bridge administration and marine transportation system services. * Port safety: Prevent accidental damage to ports. * Merchant mariner credentialing: The Coast Guard is responsible for evaluating, certifying, and credentialing mariners that work on U.S. merchant ships.


Recreational boating safety

The Coast Guard, through the United States Coast Guard Auxiliary, along with the United States Power Squadrons, perform Vessel Safety Checks (VSC) on recreational boaters throughout the country. Qualified Vessel Safety Check inspectors check for proper registration, an adequate number and type of personal flotation devices (PFDs), loaded fire extinguishers, and the ability to send a distress signal, either visibly by flare or flag, or by radio. Although Auxiliarist and United States Power Squadron VSC inspectors do not have law enforcement authority, Coast Guardsmen can issue
citation A citation is a reference to a source. More precisely, a citation is an abbreviated alphanumeric expression embedded in the body of an intellectual work that denotes an entry in the bibliographic references section of the work for the purpose o ...
s to vessels without adequate equipment, and in extraordinary cases terminate a voyage and order a recreational boat to return to
port A port is a maritime facility comprising one or more wharves or loading areas, where ships load and discharge cargo and passengers. Although usually situated on a sea coast or estuary, ports can also be found far inland, such as H ...
. Auxiliarists also visit marine dealers and retailers to ensure that an updated schedule of all public education courses and VSC stations with contact phone numbers is displayed at the marine dealer, as well as other Coast Guard publications on recreational boating safety and federal boating laws.


Ice operations


United States

:''See
National Ice Center The National Ice Center (NIC) is a tri-agency operational center whose mission is to provide worldwide navigational ice analyses for the armed forces of the United States, allied nations, and U.S. government agencies. It is represented by the U ...
''


International

:''See
International Ice Patrol The International Ice Patrol is an organization with the purpose of monitoring the presence of icebergs in the Atlantic and Arctic Oceans and reporting their movements for safety purposes. It is operated by United States Coast Guard but is f ...
'' Icebergs off the
Grand Banks The Grand Banks of Newfoundland are a series of underwater plateaus south-east of the island of Newfoundland on the North American continental shelf. The Grand Banks are one of the world's richest fishing grounds, supporting Atlantic cod, sword ...
have always posed a problem for shipping. In 1833, the ''Lady of the Lake'' struck an iceberg and sank with the loss of 70 lives. Between 1882 and 1890, four more cargo vessels were sunk and 40 more damaged. Following the sinking of the in April 1912, an international conference of major Atlantic maritime powers agreed to fund USCG patrols to locate and report
iceberg An iceberg is a piece of freshwater ice more than 15 m long that has broken off a glacier or an ice shelf and is floating freely in open (salt) water. Smaller chunks of floating glacially-derived ice are called "growlers" or "bergy bits". The ...
s in the North Atlantic, in particular off the Grand Banks. The International Ice Patrol was founded as a result of this conference. The first ships for the International Ice Patrol were the U.S. Navy cruisers and , which were dispatched for the remainder of the 1912 season. The Navy could not spare ships for these patrols in 1913, and the Revenue Cutter Service assigned USRC ''Seneca'' and to patrol. The Revenue Cutter Service was tasked with maintaining the IIP on February 7, 1914. The IIP was continued into 1941, during the World War II, to allow the United States a legal pretext to sail to Greenland. In 1946, the IIP resumed operations flying three modified B-17 bombers and using cutters such as the . Today, this mission is carried out by Coast Guard HC-130 aircraft from CGAS Elizabeth City, North Carolina, forward-deployed to Gander, Newfoundland. These aircraft report sightings to the
International Ice Patrol The International Ice Patrol is an organization with the purpose of monitoring the presence of icebergs in the Atlantic and Arctic Oceans and reporting their movements for safety purposes. It is operated by United States Coast Guard but is f ...
headquarters in
Groton, Connecticut Groton is a town in New London County, Connecticut located on the Thames River. It is the home of General Dynamics Electric Boat, which is the major contractor for submarine work for the United States Navy. The Naval Submarine Base New London is ...
. Officers assigned to the IIP are required to hold not only a security clearance, but possess at least a master's degree in Marine science.


Maritime mobility

The Coast Guard maintains the DGPS radio navigation system, as well as
buoy A buoy () is a floating device that can have many purposes. It can be anchored (stationary) or allowed to drift with ocean currents. Types Navigational buoys * Race course marker buoys are used for buoy racing, the most prevalent form of y ...
s,
daymark A daymark is a navigational aid for sailors and pilots, distinctively marked to maximize its visibility in daylight. The word is also used in a more specific, technical sense to refer to a signboard or daytime identifier that is attached to ...
s, and other visual aids to
navigation Navigation is a field of study that focuses on the process of monitoring and controlling the movement of a craft or vehicle from one place to another.Bowditch, 2003:799. The field of navigation includes four general categories: land navigation ...
TONs Tons can refer to: * Tons River, a major river in India * Tamsa River, locally called Tons in its lower parts (Allahabad district, Uttar pradesh, India). * the plural of ton, a unit of mass, force, volume, energy or power :* short ton, 2,000 poun ...
in U.S. waters and in selected foreign waters—a major activity of Coast Guard buoy tenders, and of special Auxiliary patrols. The Coast Guard has three large icebreakers, and many cutters can clear ice-clogged
waterway A waterway is any navigable body of water. Broad distinctions are useful to avoid ambiguity, and disambiguation will be of varying importance depending on the nuance of the equivalent word in other languages. A first distinction is necessary ...
s for essential seagoing
traffic Traffic comprises pedestrians, vehicles, ridden or herded animals, trains, and other conveyances that use public ways (roads) for travel and transportation. Traffic laws govern and regulate traffic, while rules of the road include traffic ...
.


Homeland and maritime security

Maritime security missions are coordinated through the Coast Guard Office of Law Enforcement, which is part of the Operations Directorate headquartered in Washington, D.C. Immediately after the
September 11, 2001 attacks The September 11 attacks, commonly known as 9/11, were four coordinated suicide terrorist attacks carried out by al-Qaeda against the United States on Tuesday, September 11, 2001. That morning, nineteen terrorists hijacked four commer ...
, the Coast Guard imposed restrictions on traffic in American waters. Vessels over 300
ton Ton is the name of any one of several units of measure. It has a long history and has acquired several meanings and uses. Mainly it describes units of weight. Confusion can arise because ''ton'' can mean * the long ton, which is 2,240 pounds ...
s displacement must file notice within 96 hours of estimated time of arrival in American waters, or 24 hours for short voyages. Liquefied natural gas carriers are forbidden to enter American waters without escort and to anchor near major cities. Coast Guard and Auxiliary units patrol key harbors and waterfronts and intercept foreign merchant vessels for identification and crew checks. The Coast Guard stepped up patrols in waters near New York City and Washington in 2004 after receiving reports of increased
threat A threat is a communication of intent to inflict harm or loss on another person. Intimidation is a tactic used between conflicting parties to make the other timid or psychologically insecure for coercion or control. The act of intimidation for co ...
s. Maritime security patrols increase in number and intensity around special events, such as the
Super Bowl The Super Bowl is the annual final playoff game of the National Football League (NFL) to determine the league champion. It has served as the final game of every NFL season since 1966, replacing the NFL Championship Game. Since 2022, the gam ...
, national political conventions, and Independence Day celebrations. Such patrols were provided during the 2004
Republican Party Republican Party is a name used by many political parties around the world, though the term most commonly refers to the United States' Republican Party. Republican Party may also refer to: Africa * Republican Party (Liberia) *Republican Party ...
national convention in New York City; the June 2004 G8 Summit at Sea Island, Georgia near Savannah, Ga.; and the January 20, 2005, presidential inauguration in the Potomac and
Anacostia river The Anacostia River is a river in the Mid Atlantic region of the United States. It flows from Prince George's County in Maryland into Washington, D.C., where it joins with the Washington Channel to empty into the Potomac River at Buzzard Poin ...
s of Washington, D.C.; and the funeral of former President Gerald R. Ford in January, 2007. In addition, following the
July 7, 2005 London bombings The 7 July 2005 London bombings, often referred to as 7/7, were a series of four coordinated suicide attacks carried out by Islamic terrorists in London that targeted commuters travelling on the city's public transport system during the mor ...
, Coast Guard units were placed on a higher level of alert. Coast Guard
helicopter A helicopter is a type of rotorcraft in which lift and thrust are supplied by horizontally spinning rotors. This allows the helicopter to take off and land vertically, to hover, and to fly forward, backward and laterally. These attribu ...
s enforce temporary flight restriction zones in rotary wing air intercept missions with the North American Air Defense Command, the
Federal Aviation Administration The Federal Aviation Administration (FAA) is the largest transportation agency of the U.S. government and regulates all aspects of civil aviation in the country as well as over surrounding international waters. Its powers include air traffic ...
(FAA), and the
United States Secret Service The United States Secret Service (USSS or Secret Service) is a federal law enforcement agency under the Department of Homeland Security charged with conducting criminal investigations and protecting U.S. political leaders, their families, and ...
. As part of the Coast Guard's Deepwater program, cutters will carry 70 unarmed
surveillance Surveillance is the monitoring of behavior, many activities, or information for the purpose of information gathering, influencing, managing or directing. This can include observation from a distance by means of electronic equipment, such as ...
unmanned aerial vehicle An unmanned aerial vehicle (UAV), commonly known as a drone, is an aircraft without any human pilot, crew, or passengers on board. UAVs are a component of an unmanned aircraft system (UAS), which includes adding a ground-based controll ...
s.


Port and waterways security

The Coast Guard is responsible for the security of 361 U.S. ports and 95,000 statute miles (150,000 km) of waterways. The local Coast Guard commander has legal
authority In the fields of sociology and political science, authority is the legitimate power of a person or group over other people. In a civil state, ''authority'' is practiced in ways such a judicial branch or an executive branch of government.''T ...
over shipping in American waters as Captain of the Port. This role has increased in importance since the Sept. 11 attacks. The Captain of the Port can declare inland waters in his jurisdiction to be "special security zones", wherein commercial vessels must report their movements to the nearest Coast Guard station. The Coast Guard has dedicated
Port Security Unit United States Coast Guard Port Security Units are deployable specialized units organized for sustained force protection operations. They can deploy within 96 hours and establish operations within 24 hours of arrival. PSUs conduct OCONUS port secu ...
s (PSUs) that can be deployed around the U.S. or overseas, as in the Persian Gulf War. Coast Guard PSUs from
Seattle, Washington Seattle ( ) is a seaport city on the West Coast of the United States. It is the seat of King County, Washington. With a 2020 population of 737,015, it is the largest city in both the state of Washington and the Pacific Northwest region ...
;
San Pedro, California San Pedro ( ; Spanish: "St. Peter") is a neighborhood within the City of Los Angeles, California. Formerly a separate city, it consolidated with Los Angeles in 1909. The Port of Los Angeles, a major international seaport, is partially located wi ...
; Port Clinton, Ohio; Gulfport, Mississippi and St. Petersburg, Florida were called up for active duty in the Persian Gulf between December 2002 and December 2004. Coast Guard members also jointly staff the U.S. Navy's
Naval Coastal Warfare Squadrons A navy, naval force, or maritime force is the branch of a nation's armed forces principally designated for naval and amphibious warfare; namely, lake-borne, riverine, littoral, or ocean-borne combat operations and related functions. It inc ...
(NCWRONs), part of the Naval Coastal Warfare command structure. Coast Guard members assigned to NCWRONs have served in the Persian Gulf, the Balkans, Korea and elsewhere around the world. Both PSUs and NCWRONs are primarily staffed by Reserve personnel. Another element in security are Maritime Safety and Security Teams. In 2006, the U.S. Coast Guard's Ninth District and the
Royal Canadian Mounted Police The Royal Canadian Mounted Police (RCMP; french: Gendarmerie royale du Canada; french: GRC, label=none), commonly known in English as the Mounties (and colloquially in French as ) is the federal and national police service of Canada. As poli ...
began a program called "Shiprider", in which a 12 Mounties from the RCMP detachment at Windsor and 16 Coast Guard boarding officers from stations in Michigan ride in each other's vessels. The intent is to allow for seamless enforcement of the international border.


Drug interdiction

The Coast Guard is the lead agency in maritime drug interdiction. It shares legal responsibility with U.S. Customs and Border Protection. Coast Guard units coordinate their
Caribbean Sea The Caribbean Sea ( es, Mar Caribe; french: Mer des Caraïbes; ht, Lanmè Karayib; jam, Kiaribiyan Sii; nl, Caraïbische Zee; pap, Laman Karibe) is a sea of the Atlantic Ocean in the tropics of the Western Hemisphere. It is bounded by Mexic ...
activities with the U.S. Navy, the
Royal Navy The Royal Navy (RN) is the United Kingdom's naval warfare force. Although warships were used by English and Scottish kings from the early medieval period, the first major maritime engagements were fought in the Hundred Years' War against Fr ...
, and the
Royal Netherlands Navy The Royal Netherlands Navy ( nl, Koninklijke Marine, links=no) is the naval force of the Kingdom of the Netherlands. During the 17th century, the navy of the Dutch Republic (1581–1795) was one of the most powerful naval forces in the world an ...
. Coast Guard missions were responsible for about 52% of the
cocaine Cocaine (from , from , ultimately from Quechua: ''kúka'') is a central nervous system (CNS) stimulant mainly used recreationally for its euphoric effects. It is primarily obtained from the leaves of two Coca species native to South Am ...
seized by the U.S. government in 2002. For example, in February 2004, the USCGC ''Hamilton'' (WHEC-715), based in San Diego, California, operating north of the Galapagos Islands, seized of cocaine from a vessel. The ''Hamilton'' launched a helicopter that fired at and disabled the vessel's engine. Another vessel with of cocaine was also seized. The Helicopter Interdiction Tactical Squadron (HITRON) is based in
Jacksonville, Florida Jacksonville is a city located on the Atlantic coast of northeast Florida, the most populous city proper in the state and is the largest city by area in the contiguous United States as of 2020. It is the seat of Duval County, with which th ...
. HITRON flew armed Agusta MH-68A Stingray helicopters from December 2000 until February 2008. At that time, HITRON took on the mantle of the Atlantic Area Deployment Center, and began flying MH-65C Multi-mission Cutter Helicopters (MCH). Since its foundation in 1998 and formal commissioning, it has participated in 157 separate go-fast boat interdictions.


Posse Comitatus

The Posse Comitatus Act and related policies generally prohibit the
Department of Defense Department of Defence or Department of Defense may refer to: Current departments of defence * Department of Defence (Australia) * Department of National Defence (Canada) * Department of Defence (Ireland) * Department of National Defense (Philipp ...
branches of the United States armed forces from enforcing U.S. laws, but these restrictions do not apply to the U.S. Coast Guard. The Coast Guard provides
Law Enforcement Detachments Law Enforcement Detachments or LEDETs are specialized, deployable maritime law enforcement teams of the United States Coast Guard. First established in 1982, their primary mission is to deploy aboard U.S. and allied naval vessels to conduct and ...
(LEDETs) to U.S. Navy ships and the LEDETs do the actual boarding, interdiction and arrests with the assistance of the Navy.


Alien migrant interdiction

The Coast Guard, especially its Florida-based Seventh District, enforces U.S.
immigration law Immigration law refers to the national statutes, regulations, and legal precedents governing immigration into and deportation from a country. Strictly speaking, it is distinct from other matters such as naturalization and citizenship, although ...
at sea. Major areas of operations are off the Florida coast, the
Mona Passage The Mona Passage ( es, Canal de la Mona) is a strait that separates the islands of Hispaniola and Puerto Rico. The Mona Passage connects the Atlantic Ocean to the Caribbean Sea and is an important shipping route between the Atlantic and the Panam ...
between the
Dominican Republic The Dominican Republic ( ; es, República Dominicana, ) is a country located on the island of Hispaniola in the Greater Antilles archipelago of the Caribbean region. It occupies the eastern five-eighths of the island, which it shares with ...
and
Puerto Rico Puerto Rico (; abbreviated PR; tnq, Boriken, ''Borinquen''), officially the Commonwealth of Puerto Rico ( es, link=yes, Estado Libre Asociado de Puerto Rico, lit=Free Associated State of Puerto Rico), is a Caribbean island and unincorporated ...
, and
Guam Guam (; ch, Guåhan ) is an organized, unincorporated territory of the United States in the Micronesia subregion of the western Pacific Ocean. It is the westernmost point and territory of the United States (reckoned from the geographic cent ...
. Many of these missions are also search-and-rescue missions, since many migrants take to sea in unseaworthy vessels. However, interdiction does not always succeed. In October 2002, for example, a 50-foot (15 m) wooden freighter carrying 220 undocumented
Haiti Haiti (; ht, Ayiti ; French: ), officially the Republic of Haiti (); ) and formerly known as Hayti, is a country located on the island of Hispaniola in the Greater Antilles archipelago of the Caribbean Sea, east of Cuba and Jamaica, and s ...
ans ran aground near Miami.


U.S. Exclusive Economic Zone and Living Marine Resource

The Coast Guard is the lead federal agency for at-sea enforcement of U.S. fisheries laws. The Coast Guard's legal authority to enforce fisheries laws flows from the Magnuson-Stevens Fisheries Conservation and Management Act of 1976, which extended U.S. authority over fisheries to the 200 miles (370.4 kilometers) authorized by international law. Their missions include: # Protecting the U.S. Exclusive Economic Zone from foreign encroachment # Enforcing domestic fisheries law # Maintaining international fisheries agreements


Law and treaty enforcement

Law and treaty enforcement account for about 1/3 of the Coast Guard's budget. Title 14, U.S. Code, Section 2 states: "The Coast Guard shall enforce or assist in the enforcement of all applicable laws on, under and over the high seas and waters subject to the jurisdiction of the United States."


National defense

During wartime, by order of the President, the Coast Guard can fall under the operational orders of the Department of the Navy. In other times, Coast Guard
Port Security Unit United States Coast Guard Port Security Units are deployable specialized units organized for sustained force protection operations. They can deploy within 96 hours and establish operations within 24 hours of arrival. PSUs conduct OCONUS port secu ...
s are often sent overseas to guard the security of ports and other assets. The Coast Guard also jointly staffs the U.S. Navy's Naval Coastal Warfare Groups and Squadrons (the latter of which were known as Harbor Defense Commands until late-2004) which oversee defense efforts in foreign littoral combat and inshore areas. In 2002, the Coast Guard provided several Patrol boats that were shipped to the
Persian Gulf The Persian Gulf ( fa, خلیج فارس, translit=xalij-e fârs, lit=Gulf of Fars, ), sometimes called the ( ar, اَلْخَلِيْجُ ٱلْعَرَبِيُّ, Al-Khalīj al-ˁArabī), is a mediterranean sea in Western Asia. The bo ...
to conduct maritime interception operations in support of Operation Iraqi Freedom. These ships became the core of a new unit, home ported in Bahrain, known as
Patrol Forces Southwest Asia Patrol Forces Southwest Asia (PATFORSWA) is a United States Coast Guard command based in Manama, Bahrain. PATFORSWA was created in November 2002 as a contingency operation to support the U.S. Navy with patrol boats. The command's mission is to trai ...
(PATFORSWA). In addition to the patrol boats, PATFORSWA serves as the supporting unit for other Coast Guard units deployed in the Global War on Terrorism. Numerous Port Security Units, Harbor Defense Commands/NCW Squadrons and Law Enforcement Detachments (LEDETs) from the elite Tactical Law Enforcement Teams (TACLETs) have also been deployed in support of Operation Iraqi Freedom. In 2006, the ''USCGC Midgett'' (WHEC 726) deployed to the Pacific and Indian Ocean as part of the ''USS Boxer'' (LHD 4) Expeditionary Strike Group, where it cross-trained with the Indian Coast Guard cutter ''Samar''. In July 2007, Coast Guardsmen, attached to the Maritime Safety and Security Team (MSST) out of Honolulu, Hawaii, and U.S. Navy Sailors, embarked aboard the dock-landing ship ''
USS Harpers Ferry USS ''Harpers Ferry'' (LSD-49) is the lead ship of her class of landing ship dock of the United States Navy. This warship was named for the town of Harpers Ferry, West Virginia, which, because of the U.S. arsenal there, was an important locat ...
'' (LSD 49), took part of the Cooperation Afloat Readiness and Training (CARAT) 2007 task group to conduct visit, board, search and seizure (VBSS) training with the
Republic of Singapore Navy The Republic of Singapore Navy (RSN) is the naval service branch of the Singapore Armed Forces (SAF) responsible for defending the country against any sea-borne threats, and the protection of its sea lines of communications, that would comp ...
(RSN) and the Singapore Police Coast Guard (PCG) July 20 at PCG headquarters on the former
Brani Naval Base Brani Naval Base was a naval base of the Republic of Singapore Navy (RSN), which has since relocated to Changi Naval Base and Tuas Naval Base. The headquarters of the Singapore Police Force's Police Coast Guard is now located at the old navy pre ...
.


Special forces

* The Coast Guard is not a regular part of the United States Special Operations Command (USSOCOM or USSOC). However, the Coast Guard does have a number of deployable specialized forces within the Deployable Operations Group (DOG). Additionally, in 2008 the Coast Guard announced a memorandum of understanding with the
Navy A navy, naval force, or maritime force is the branch of a nation's armed forces principally designated for naval and amphibious warfare; namely, lake-borne, riverine, littoral, or ocean-borne combat operations and related functions. It in ...
and U.S. Special Operations Command which allows a limited number of Coast Guard personnel to train and serve as Navy SEALs. * The Coast Guard sometimes engages in the training of indigenous forces and joint operations, activities that overlap with the special forces.BOXESG, Indian Western Fleet Complete Malabar '06


Expanded arctic operations

On October 25, 2007, a Coast Guard HC-130 from Coast Guard Air Station Kodiak, Alaska, flew a 2300-mile (3700 km) mission over the
North Pole The North Pole, also known as the Geographic North Pole or Terrestrial North Pole, is the point in the Northern Hemisphere where the Earth's axis of rotation meets its surface. It is called the True North Pole to distinguish from the Ma ...
. This was the beginning of an expanded mission for the Coast Guard in the Arctic based on recently observed climate changes. Rear Admiral Arthur Brooks, commander of the 17th District in Juneau, stated "The primary change in the Arctic is that for 150 years we have done exploration and research. The change that we now must prepare to do all Coast Guard missions in the
Arctic The Arctic ( or ) is a polar regions of Earth, polar region located at the northernmost part of Earth. The Arctic consists of the Arctic Ocean, adjacent seas, and parts of Canada (Yukon, Northwest Territories, Nunavut), Danish Realm (Greenla ...
, including maritime surveillance."


Protection of natural resources


Marine pollution education, prevention, response and enforcement

Marine pollution occurs not only through carelessness, but through accident. In the event of large vessels sinking, after the rescue of any crew, the Coast Guard's next goal is to prevent oil and other hazardous materials from coming ashore. This is performed as part of the Coast Guard's
marine environmental protection Marine environmental protection is one of the eleven missions of the United States Coast Guard (USCG). Protecting the delicate ecosystem of oceans is a vital Coast Guard mission. The Coast Guard works with a variety of groups and organizations to ...
mission. For example, on November 26, 2004, the ''Athos I'', a cargo vessel of Cypriot registry, lost 30,000 gallons (114 m³) of heavy crude oil near
Philadelphia Philadelphia, often called Philly, is the largest city in the Commonwealth of Pennsylvania, the sixth-largest city in the U.S., the second-largest city in both the Northeast megalopolis and Mid-Atlantic regions after New York City. Since ...
as it was en route to the Citgo oil facility in Paulsboro, New Jersey. This incident triggered a response from the Coast Guard's Philadelphia Marine Safety Office, the
United States Environmental Protection Agency The Environmental Protection Agency (EPA) is an independent executive agency of the United States federal government tasked with environmental protection matters. President Richard Nixon proposed the establishment of EPA on July 9, 1970; it ...
, the
New Jersey State Police The New Jersey State Police (NJSP) is the official state police force of the U.S. state of New Jersey. It is a general-powers police agency with statewide jurisdiction, designated by troop sectors. History As with other state police organizatio ...
, and from Citgo. The Coast Guard's role was firstly, to minimize the damage from the spill, by setting up protective booms around the spill, and secondly, to work with the New Jersey State Police in air and boat patrols to assess the damage.


National Response Center

:''Operated by the U.S. Coast Guard, th
National Response Center (NRC)
is the sole U.S. Government point of contact for reporting environmental spills, contamination, and pollution'' The primary function of the National Response Center (NRC) is to serve as the sole national point of contact for reporting all oil, chemical, radiological,
biological Biology is the scientific study of life. It is a natural science with a broad scope but has several unifying themes that tie it together as a single, coherent field. For instance, all organisms are made up of cells that process hereditary in ...
, and etiological discharges into the environment anywhere in the
United States The United States of America (U.S.A. or USA), commonly known as the United States (U.S. or US) or America, is a country Continental United States, primarily located in North America. It consists of 50 U.S. state, states, a Washington, D.C., ...
and its territories. In addition to gathering and distributing spill data for Federal On Scene Coordinators and serving as the communications and operations center for the National Response Team, the NRC maintains agreements with a variety of federal entities to make additional notifications regarding incidents meeting established trigger criteria. The NRC also takes Terrorist/Suspicious Activity Reports and Maritime Security Breach Reports. Details on the NRC organization and specific responsibilities can be found in the National Oil and Hazardous Substances Pollution Contingency Plan.
National Oil and Hazardous Substances Pollution Contingency Plan (USA) 2007

U.S. National Response Team
* Federal On Scene Coordinator * National Response Framework


Foreign vessel examinations

According to Title 33 of the Code of Federal Regulations, vessels entering American waters must provide in advance to the Coast Guard data about the ship's cargo, the names and passport numbers of each crew member, details about the ship's ownership and agents, and a list of recent port calls in a "Notice of Arrival" form. This information is collated in the
National Vessel Movement Center The National Vessel Movement Center, commonly abbreviated NVMC, is a military subdivision of the United States Coast Guard, assigned to record and monitor arrivals of ships within United States ports. Its purpose is to prevent terrorist attack. ...
in Martinsburg, West Virginia, and shared with U.S. Naval Intelligence in
Suitland, Maryland Suitland is an unincorporated community and census designated place (CDP) in Prince George's County, Maryland, United States, approximately one mile (1.6 km) southeast of Washington, D.C. As of the 2020 census, its population was 25,839. Pr ...
as well as with the Port State Control (PSC) offices in major ports throughout the United States. From there, the Captain of the Port or his representatives in the PSC determines if the vessel involved needs a security exam, a safety exam, or both. Vessels must be examined every 6 months. In September 2002, Coast Guard Port State Control Examiners searched a
container ship A container ship (also called boxship or spelled containership) is a cargo ship that carries all of its load in truck-size intermodal containers, in a technique called containerization. Container ships are a common means of commercial intermoda ...
in New Jersey based on intelligence information and because the inspectors detected radiation in the vessel. The cargo turned out to be ceramic tiles. See also
Port State Control


Living marine resources protection

See above under U.S. Exclusive Economic Zone and Living Marine Resource


Marine and environmental science

The Coast Guard is the only one of the armed services that has an enlisted rate for environmental technician.


Notes

;Footnotes ;Citations {{USCG United States Coast Guard