Table 2. Calculated quarterly withdrawals by pumping region and year for the base-case groundwater-management analysis, upper Klamath Basin, Oregon and California, 1970–2004. 


[Shading used to emphasize years in which groundwater demand is not met. All withdrawal volumes are in acre-ft. Abbreviations: KLV, Klamath Valley wells; NTL northern Tule Lake wells; STL, southern Tule Lake wells; LKL, Lower Klamath Lake wells; KLR, Klamath River wells; Q3, third quarter; Q4, fourth quarter]

Pumping region and water-year quarter	Water year
	1970	1973	1976	1977	1979	1980	1981	1986	1987	1988	1989
KLV, Q3	3,777	8,917	0	10,078	9,654	1,197	4,981	6,866	9,903	9,422	0
Q4	3,744	8,940	741	8,341	8,960	1,686	5,676	7,950	9,135	9,413	0
NTL, Q3	4,648	5,235	12	8,602	4,714	1,510	3,212	3,397	5,256	4,361	278
Q4	4,950	5,847	797	5,139	4,261	1,646	2,974	5,944	3,889	4,322	1,427
STL, Q3	5,371	4,850	2,082	13,543	8,995	3,714	12,290	6,510	10,304	14,470	705
Q4	5,488	7,916	2,471	8,099	9,659	3,572	9,494	5,082	10,915	11,469	3,639
LKL, Q3	527	1,610	0	1,591	353	620	1,260	0	1,642	1,670	0
Q4	1,105	1,217	0	1,250	124	0	1,134	200	1,261	1,314	0
KLR, Q3	0	417	0	799	0	0	820	0	843	815	0
Q4	0	0	0	708	801	0	736	0	737	0	0
Total	29,610	44,949	6,103	58,150	47,521	13,945	42,577	35,948	53,885	57,256	6,049
Demand	29,610	44,949	6,103	69,198	47,521	13,945	42,577	35,948	68,945	69,162	6,049

Pumping region and water-year quarter	Water year
	1990	1991	1992	1994	1997	1999	2000	2001	2002	2003	2004
KLV, Q3	10,127	10,276	5,152	4,850	1,311	5,676	278	8,738	8,576	1,242	4,444
Q4	8,954	9,290	9,062	5,388	1,387	3,934	1,036	7,330	8,325	472	5,074
NTL, Q3	7,564	4,668	4,756	4,993	0	343	9	7,515	5,332	5,409	1,967
Q4	5,328	4,201	4,259	3,860	0	2,405	1,700	3,629	6,110	5,203	3,438
STL, Q3	15,024	15,529	13,672	11,917	0	0	1,955	13,775	9,081	10,351	13,288
Q4	10,894	12,341	12,892	10,803	0	1,050	5,273	9,394	10,737	8,125	13,263
LKL, Q3	1,614	1,161	0	1,243	0	0	0	1,590	1,747	1,730	1,338
Q4	124	167	0	1,108	0	0	0	1,235	148	0	0
KLR, Q3	829	0	0	813	0	754	0	0	0	887	0
Q4	0	0	0	716	0	0	0	0	0	809	0
Total	60,458	57,633	49,793	45,691	2,698	14,162	10,250	53,206	50,056	34,228	42,812
Demand	92,415	102,466	69,198	83,686	2,698	14,162	10,250	66,463	50,056	34,228	42,812

First posted April 23, 2014