San Diego Hydrogeology


Site Description for Otay River - SDOR (18S/2W-23G2-6)

STATION NUMBER: 323528117031401-5 018S002W23G002-6S   Agency: USGS
LOCATION: Lat 32°35'28.45", long 117°03'14.01" referenced to North American Datum of 1983, San Diego County, CA, Hydrologic Unit is 1807030410
WATER-LEVEL RECORD: The period of record for intermittent and daily water-level measurements is listed below.
State well number USGS station number Intermittent Water-level Daily water-level
18S/2W-23G2
18S/2W-23G3
18S/2W-23G4
18S/2W-23G5
18S/2W-23G6
323528117031401
323528117031402
323528117031403
323528117031404
323528117031405
9/18/2009 to present
9/18/2009 to present
1/20/2009 to present
9/18/2009 to present
1/16/2009 to present
10/1/2010 to present
9/19/2009 to present
9/19/2009 to present
9/19/2009 to present
9/19/2009 to present
COOPERATION: The station is operated under cooperative agreement with the Sweetwater Authority
WELL CHARACTERISTICS:
Well Id Hole depth (ft) Well depth (ft) Perforation depth (ft) Casing size & type
18S/2W-
23G6
23G5
23G4
23G3
23G2

1472
1472
1472
1472
1472

90
240
570
970
1460

70-90
220-240
550-570
950-970
1420-1460

2" PVC
2" PVC
2" PVC
2" PVC
3" PVC
ROAD LOG: Key intersection is the intersection of Interstate Highway 5 and Highway 163 about 1 miles from downtown San Diego. Directions are given from Interstate Highway 5 South towards National City.

Mileage Description
10.3 From I-5 South take exit 5B for Main Street
0.4 Turn left at Main Street and continue to Mace Street
2.1 Turn right at Mace Street
0.1 Well is on the west side of the street at south end of the street

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


Welcome to the United States Geological Survey (USGS) San Diego Hydrogeology project website, which provides geologic and hydrologic information for the transboundary San Diego–Tijuana area, USA and Mexico. This website provides background information about the project; a variety of news items; a large amount of data, in particular for USGS multiple-depth, monitoring-well sites; geologic and hydrologic models; and additional resources including photos, illustrations, and references. Last updated: April 2016

Some additional data may be available from the USGS database National Water Information System (NWIS).


Questions about San Diego Hydrogeology? Please contact Wes Danskin (email: wdanskin@usgs.gov or send a letter). 619.225.6132