Spokane Valley–Rathdrum Prairie Aquifer

The Spokane Valley–Rathdrum Prairie Aquifer is an aquifer located in the U.S. states of Washington and Idaho The aquifer is centralized under Spokane Valley and the Rathdrum Prairie, hence the name. The aquifer contains 10 trillion gallons (38 trillion liters) of water, and is part of the Columbia River Drainage Basin. The only watercourse that remains above the surface for an extended distance is the Spokane River. The area surrounding it receives an average of 15–30 inches (38–76 cm) of rain annually. The aquifer is the primary water source for the greater Spokane area, which is home to over 700,000 people.[1]

Spokane Valley–Rathdrum Prairie Aquifer
Map of the Aquifer
LocationUnited States
Primary inflows
Primary outflowsSpokane River
Surface area370 square miles (960 km2)
Water volume10 trillion gallons (12,000 km3)

References

  1. "The Spokane Valley–Rathdrum Prairie Aquifer Atlas" (PDF). Spokane Aquifer Joint Board. Retrieved 2016-09-05.


This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.