Scientific Investigations Report 2006–5060
U.S. GEOLOGICAL SURVEY
Scientific Investigations Report 2006–5060
Figure 15. Simulated ammonia concentrations in the deepest part of the lake near the dam for 2002 scenarios 10b, 11b, 12b, and 13b, Hagg Lake, Oregon.
The centerline elevations of the lake outlets are shown by the dark lines. Scenario 10b has one fixed-elevation outlet. Scenario 11b has one fixed- and one variable-elevation outlet. Scenario 12b has two fixed-elevation outlets. Scenario 13b has one variable-elevation outlet. Refer to table 1 for more details on the scenarios.
For more information about USGS activities in Oregon, visit the USGS Oregon Water Science Center home page.