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 achievin ...

that forms the final

watershed Watershed is a hydrological term, which has been adopted in other fields in a more or less figurative sense. It may refer to: Hydrology * Drainage divide, the line that separates neighbouring drainage basins * Drainage basin, called a "watershe ...

of the

Gila River The Gila River (; O'odham ima Keli Akimel or simply Akimel, Quechan: Haa Siʼil, Maricopa language: Xiil) is a tributary of the Colorado River flowing through New Mexico and Arizona in the United States. The river drains an arid watershed of n ...

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 U.S. state, state in the Western United States, located along the West Coast of the United States, Pacific Coast. With nearly 39.2million residents across a total area of approximately , it is the List of states and territori ...

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 ri ...

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 Painted Rock Dam is an earthfill embankment dam located west of Gila Bend, Arizona. It is primarily used for flood control purposes. Description The Painted Rock Dam was constructed during a 3-year period from 1957–1960 by the United Stat ...

, the Hassayampa and Centennial Wash drainages abut the ''Lower Gila–Painted Rock Reservoir Drainage''.

External links

Centennial Wash Drainage Map

Lower Gila–Painted Rock Reservoir Drainage Map
{{Rivers and streams of Arizona Washes of Arizona Rivers of Maricopa County, Arizona Tributaries of the Gila River

See also

External links