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California Water Science Center (CAWSC) - San Bernardino Valley Optimal Basin Management (OBM)

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San Bernardino Optimal Basin Management

Welcome to the U.S. Geological Survey (USGS) San Bernardino Optimal Basin Management website. This site provides hydrologic data collected or compiled by the USGS in the San Bernardino area; some additional data may be available from the USGS database National Water Information System (NWIS).

Project Chief: Wes Danskin
Phone: 619-225-6132
Email: wdanskin@usgs.gov

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Site Description for Riverview (1S/3W-15K1-5)

WATER-LEVEL RECORD: The period of record for intermittent and daily water-level measurements is listed below. Accuracy should be good (less than 0.1 feet) provided the sensor/cable assemblies do not slip and the data logger and barometer/transmitter are kept dry and clean.

State well number USGS station number Intermittent water level Daily water level
1S/3W-15K1 340503117104101 05/13/1997 to present 05/13/1997 to present
1S/3W-15K2 340503117104102 05/13/1997 to present 05/13/1997 to present
1S/3W-15K3 340503117104103 05/13/1997 to present 05/13/1997 to present
1S/3W-15K4 340503117104104 05/13/1997 to present 05/13/1997 to present
1S/3W-15K5 340503117104105 05/13/1997 to present 05/13/1997 to present

CONSTRUCTION: Well and perforation depths, casing size and date of drilling completion is listed below.

State well number USGS station number Hole depth(ft) Perforated depth(ft) Casing size and type Date drilled
1S/3W-15K1 340503117104101 1100 1075-1095 2" PVC 3/13/97
1S/3W-15K2 340503117104102 1100 930-950 2" PVC 3/13/97
1S/3W-15K3 340503117104103 1100 750-770 2" PVC 3/13/97
1S/3W-15K4 340503117104104 1100 490-510 2" PVC 3/13/97
1S/3W-15K5 340503117104105 1100 220-240 2" PVC 3/13/97


Questions about Optimal Basin Management? Please contact Wes Danskin (email: wdanskin@usgs.gov or send a letter). 619.225.6132
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Page Last Modified: Wednesday, 18-May-2011 13:15:45 EDT