Water-Quality Assessment of the Sacramento River
Basin, California: Water-Quality, Sediment and Tissue
Chemistry, and Biological Data, 1995-1998
(Open-File Report 2000-391)

Sacramento Urban Land-Use Study

Radiochemical Measurements

Number of significant figures do not reflect analytical method
reporting levels.

[per mil - parts per thousand, picocuries/L- picocuries per liter]

USGS Identifer	State Well Number	Date	Time	Hydrogen 2 to Hydrogen 1 ratio (per mil)	Oxygen 18 to Oxygen 16 Ratio (per mil)	Tritium in Water (picocuries/L)
383000121313601	8N/4E-34K1M	6/16/98	1230	-65.6	-9.1	16.8
382941121320501	8N/3E-3D1M	6/17/98	1140	-64.8	-9.21	22.3
382906121322201	7N/3E-4J1M	6/18/98	1310	-76.7	-10.75	15.4
382911121312301	7N/4E-3K2M	6/22/98	1130	-61.9	-8.31	5.33
382537121260001	7N/5E-28Q1M	7/13/98	1100	-51.8	-7.29	4.34
382515121262501	7N/5E-33D1M	7/14/98	1100	-51	-7.24	4
382517121252601	7N/5E-34D1M	7/15/98	1040	-52.9	-7.48	2.9
382450121253601	7N/5E-33J1M	7/16/98	950	-51.5	-6.98	3
382629121254801	7N/5E-21R1M	7/20/98	1020	-52	-7.03	13.1
382757121261101	7N/5E-16C1M	7/21/98	950	-56.3	-7.97	15.9
382800121270701	7N/5E-17B1M	7/22/98	1040	-48.8	-6.78	13.1
383655121301601	9N/4E-23R2M	8/3/98	1100	--	--	13.4
383746121291101	9N/4E-13R1M	8/4/98	1010	-51.8	-7.34	12.3
383727121301801	9N/4E-23A1M	8/6/98	930	-52.8	-7.06	15.7
383659121292201	9N/4E-24Q1M	8/5/98	1010	-59.8	-8.37	16.7
384145121184101	10N/6E-27F1M	8/17/98	1130	-52.5	-7.47	1.5
384303121211701	10N/6E-18R1M	8/18/98	1100	-52.4	-7.39	0.4
384318121230001	10N/5E-13F1M	8/19/98	1010	-52.4	-7.3	0.4
384234121215601	10N/6E-19F1M	8/20/98	1050	-49.9	-7.11	0