USGS Scientific Investigations Report 2012–5261  - Groundwater Status and Trends for the Columbia Plateau Regional Aquifer System, Washington, Oregon, and Idaho 

Scientific Investigations Report 2012–5261 

Groundwater Status and Trends for the Columbia Plateau Regional Aquifer System, Washington, Oregon, and Idaho 

Figure 4. Effect of commingling on water levels in hypothetical wells for aquifers of equal transmissivity. Near the commingled well (well 3), the potentiometric surface is strongly affected by aquifer cross-connection. Far from the commingled well, the potentiometric surface reflects regional conditions.

First posted February 5, 2013

Report PDF (19.1 MB)

For additional information contact:
Director, Oregon Water Science Center
U.S. Geological Survey
2130 SW 5th Avenue
Portland, Oregon 97201
http://or.water.usgs.gov

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