USGS Water-Year Summary 2024
293252098380801 AY-68-27-610
Edwards-Trinity aquifer system
Edwards and Associated Limestones
LOCATION - Lat 29°32'52", long 98°38'08" referenced to North American Datum of 1983, Bexar County, TX, Hydrologic Unit 12100302,
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 229 ft. Upper casing diameter 4.5 in; top of first opening 149 ft, bottom of last opening 229 ft. Total depth of well is 229 feet below land surface datum. Upper casing diameter is 7 in installed to a depth of 35 feet. Inner PVC casing has an outside diameter of 4.5 inches. Top of the screened interval begins at 149 feet below land surface datum and ends at 229 feet below land surface datum.
DATUM - Land-surface datum is 901.7 ft above North American Vertical Datum of 1988. Measuring point: Top of PVC, 2.74 ft above land-surface datum, Jul. 3, 1998 to Nov. 24, 2008; Top of casing, 2.57 ft above land-surface datum, Nov. 24, 2008 to present.
PERIOD OF RECORD - CHEMICAL DATA: Dec 1998 to current year. PESTICIDE DATA: Dec 1998 to current year. RADIOCHEMICAL DATA: Dec 1998 to current year.
PERIOD OF DAILY RECORD - WATER TEMPERATURE: Aug 2013 to current year. SPECIFIC CONDUCTANCE: Aug 2013 to current year. DEPTH TO WATER: Aug 2013 to current year. NITRATE PLUS NITRITE: Sep 2014 to current year. DISSOLVED OXYGEN: Oct 2019 to current year. TURBIDITY: Oct 2019 to current year. fDOM: Oct 2019 to current year.
WATER-QUALITY RECORDS
WELL CHARACTERISTICS - Depth 229 ft. Upper casing diameter 4.5 in; top of first opening 149 ft, bottom of last opening 229 ft. Total depth of well is 229 feet below land surface datum. Upper casing diameter is 7 in installed to a depth of 35 feet. Inner PVC casing has an outside diameter of 4.5 inches. Top of the screened interval begins at 149 feet below land surface datum and ends at 229 feet below land surface datum.
DATUM - Land-surface datum is 901.7 ft above North American Vertical Datum of 1988. Measuring point: Top of PVC, 2.74 ft above land-surface datum, Jul. 3, 1998 to Nov. 24, 2008; Top of casing, 2.57 ft above land-surface datum, Nov. 24, 2008 to present.