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Scientific Investigations Report 2012–5062


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Groundwater Simulation and Management Models for the Upper Klamath Basin, Oregon and California


Table 6. Sensitivity of optimization model results to changes in the year-to-year drawdown limit (equation 28).


[All volumes are in acre-feet. Abbreviations: TID, Tulelake Irrigation District wells; KV, Klamath Valley wells; ULR, upper Lost River wells; NTL, Northern Tule Lake subbasin wells; STL, Southern Tule Lake subbasin wells; LKL, Lower Klamath Lake wells; Q3, third quarter; Q4, fourth quarter]

Well group
and water-year
quarter		 Year-to-year drawdown limit, in feet
2 4 (base) 6 8
TID, Q3 1,645 705 940 940
TID, Q4 488 470 560 560
ULR, Q3 1,554 1,699 1,717 1,717
ULR, Q4 1,085 1,229 1,229 1,229
KV, Q3 16,177 17,352 16,719 16,701
KV, Q4 8,333 11,460 11,821 11,839
NTL, Q3 6,778 3,290 2,241 1,934
NTL, Q4 2,296 1,518 1,265 1,265
STL, Q3 10,212 11,731 12,183 12,363
STL, Q4 3,037 4,808 6,109 6,254
LKL, Q3 705 1,085 1,085 1,085
LKL, Q4 560 940 940 940
    Total 52,869 56,286 56,810 56,828

First posted May 5, 2012

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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