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Scientific Investigations Report 2012–5062


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


Table 8. Sensitivity of optimization model results to changes in the groundwater discharge depletion limits for the Lost River, Oregon and California (equation 30).


[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; STL, Southern Tule Lake subbasin wells; LKL, Lower Klamath Lake wells; Q3, third quarter; Q4, fourth quarter]

Well group
and water-year
quarter
Allowable reduction in discharge to Lost River, in percent
6 (base) 15 30 40 50
TID, Q3 705 705 705 705 705
TID, Q4 470 380 380 398 398
ULR, Q3 1,699 2,874 3,778 4,049 4,049
ULR, Q4 1,229 2,006 2,765 3,326 3,778
KV, Q3 17,352 16,864 16,719 16,502 16,213
KV, Q4 11,460 11,460 11,441 11,333 10,953
NTL, Q3 3,290 3,037 3,579 3,073 3,434
NTL, Q4 1,518 1,410 1,573 1,464 1,428
STL, Q3 11,731 11,984 11,387 11,604 12,074
STL, Q4 4,808 4,808 4,338 4,772 4,483
LKL, Q3 1,085 1,085 1,085 1,085 1,085
LKL, Q4 940 940 940 940 940
    Total 56,286 57,551 58,690 59,250 59,539

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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