Centennial Wash is an
ephemeral
Ephemerality (from the Greek word , meaning 'lasting only one day') is the concept of things being transitory, existing only briefly. Academically, the term ephemeral constitutionally describes a diverse assortment of things and experiences, fr ...
dry
wash
WASH (or Watsan, WaSH) is an acronym that stands for "water, sanitation and hygiene". It is used widely by non-governmental organizations and aid agencies in developing countries. The purposes of providing access to WASH services include achievi ...
that forms the final
watershed of the
Gila River in central
Arizona
Arizona ( ; nv, Hoozdo Hahoodzo ; ood, Alĭ ṣonak ) is a state in the Southwestern United States. It is the 6th largest and the 14th most populous of the 50 states. Its capital and largest city is Phoenix. Arizona is part of the Fou ...
– before the river turns south. From the Centennial Wash confluence, the Gila turns south, then southwest to exit Arizona on the
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 ...
border adjacent
Yuma.
The Centennial Wash drainage is adjacent to the south-flowing
Hassayampa River
The Hassayampa River ( Yavapai: Hasaya:mvo or ʼHasayamcho:) is an intermittent river, the headwaters of which are just south of Prescott, Arizona, and flows mostly south towards Wickenburg, entering the Gila River near Hassayampa. Although the r ...
Drainage on the east; the next drainage east is the
Agua Fria Drainage (as shown on map). To the south as the Gila River makes its turns, arriving at the
Painted Rock Reservoir, the Hassayampa and Centennial Wash drainages abut the ''Lower Gila–Painted Rock Reservoir Drainage''.
See also
*
Bouse Wash
Bouse Wash is one of the larger eastern-bank dry washes that enter the Colorado River in the Lower Colorado River Valley. It is located in La Paz County, extreme western Arizona.
Geography
Bouse Wash is located on the north rim of the La Posa P ...
*
List of rivers of Arizona
List of rivers in Arizona (U.S. state), sorted by name.
By drainage basin
This list is arranged by drainage basin, with respective tributaries indented under each larger stream's name.
Colorado River
*Colorado River—(downstream-to-upstr ...
External links
Centennial Wash Drainage MapLower Gila–Painted Rock Reservoir Drainage Map
{{Rivers and streams of Arizona
Washes of Arizona
Rivers of Maricopa County, Arizona
Tributaries of the Gila River