Potaro River
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The Potaro River is a river in
Guyana Guyana, officially the Co-operative Republic of Guyana, is a country on the northern coast of South America, part of the historic British West Indies. entry "Guyana" Georgetown, Guyana, Georgetown is the capital of Guyana and is also the co ...
that runs from
Mount Ayanganna Mount Ayanganna is a sandstone tepui in the Pakaraima Mountains of western Guyana, and located east of Mount Roraima. With a height of it is the easternmost tepui taller than . It is part of the Guiana Shield and Guyana Highlands. Ecology Th ...
area of the Pakaraima Mountains for approximately before flowing into the
Essequibo River The Essequibo River (; originally called by Alonso de Ojeda; ) is the largest river in Guyana, and the largest river between the Orinoco and Amazon River, Amazon. Rising in the Acarai Mountains near the Brazil–Guyana border, the Essequibo flows ...
, Guyana's largest river. The renowned
Kaieteur Falls Kaieteur Falls is one of the most powerful single-drop waterfalls in the world. It is located on the Potaro River in Kaieteur National Park, central Essequibo Territory, Guyana. It is 226 metres (741 ft) high when measured from its plunge ...
is on the Potaro.


Features

Nine waterfalls are found on the Potaro River, most notable being Kaieteur Falls and
Tumatumari Falls Tumatumari is a community in the Potaro-Siparuni Region of Guyana, located some 15 km upstream of the confluence of the Potaro River, Potaro and Essequibo Rivers. It was initially an Amerindian settlement of Arawak peoples, Arawak tribe but i ...
. Below Kaieteur Falls lie Amatuk Falls and Waratuk Falls. A 1930
Suspension bridge A suspension bridge is a type of bridge in which the deck (bridge), deck is hung below suspension wire rope, cables on vertical suspenders. The first modern examples of this type of bridge were built in the early 1800s. Simple suspension bridg ...
, the Garraway Stream Bridge crosses the river. As well, 'Two Islands' is found on the Potaro River.


Minerals

Placer
gold Gold is a chemical element; it has chemical symbol Au (from Latin ) and atomic number 79. In its pure form, it is a brightness, bright, slightly orange-yellow, dense, soft, malleable, and ductile metal. Chemically, gold is a transition metal ...
and
diamonds Diamond is a solid form of the element carbon with its atoms arranged in a crystal structure called diamond cubic. Diamond is tasteless, odourless, strong, brittle solid, colourless in pure form, a poor conductor of electricity, and insol ...
are extracted from the river in this mineral-rich area. Many thousands of ounces of placer gold have been recovered from the area's stream gravels, residual placers and saprolites. In the first half of the 20th century, small-scale artisanal miners, known as
pork-knocker Pork-knockers are freelance Guyanese prospectors who mine for diamonds and gold in the alluvial plains of the Guyanese interior. Pork-knockers have been responsible for discovering large deposits of gold and diamonds. The name "pork-knockers" re ...
s, recovered significant quantities of gem-quality diamonds from the area's rivers and streams. In fact, the two largest gem-quality diamonds recovered in Guyana to date – 56.75 carats (11.35 g) from Little Uewang River and 25.67 carats (5.134 g) from Maple Creek – were recovered in the Potaro area. Illegal dredging is a constant issue, and the remoteness makes monitoring difficult. The mineral Potarite is named for the river where it was first discovered by Sir John B. Harrison.


Settlements

Villages along the Potaro include Micobie, Tumatumari, Chenapau (south of Kaieteur Falls), and Menzies Landing, a 20-minute walk upriver from Kaieteur Falls, is the main staging area for up river travel. Up river from the falls, the Potaro Plateau stretches out to the distant escarpment of the Pakaraima Mountains. In the mid-1950s, the first hydropower plant was built at the Tumatumari falls by British Guiana Consolidated Goldfields Limited. Its purpose was to power the dredges of their gold mining operations, however a prolonged workers' strike led to closure. In 1976 the
Guyana National Service The Guyana National Service was a public service organization, including a paramilitary element, formed in Guyana in 1973 and disbanded in 2000, amidst some controversy. Function The service was created following recommendations by United Nation ...
put one of the turbines to use for supplying power to its administrative centre until 1987.


Potaro Landing

The Potaro River is navigable up to Potaro Landing. Further upstream, rapids and waterfalls make travel by boat impossible. In 1933, the Denham Suspension Bridge opened near Potaro Landing to shorten the access to the gold fields of the interior. There was a daily steamer service from Tumatumari Landing to Potaro Landing to transport passenger and freight to the interior. The population of Potaro Landing and surrounding area was 112 people in 2012. Potaro Landing is located at


See also

* Amaila Falls * Kamarang Great Falls * King George VI Falls


References

{{Coord, 5, 21, 48, N, 58, 54, 24, W, region:GY-PT_type:waterbody_source:kolossus-dewiki, display=title Rivers of Guyana Essequibo River