USGS Water-Year Summary 2019
08427000 Giffin Springs at Toyahvale, TX
LOCATION - Lat 30°56'51", long 103°47'19" referenced to North American Datum of 1927, Reeves County, TX, Hydrologic Unit 13070003, on left bank, 0.10 mi north of U.S. Highway 290, 0.15 mi below spring source, 0.20 mi northwest of entrance to Balmorhea State Park, and 4.0 mi southwest of Balmorhea.
DRAINAGE AREA - Not applicable.
PERIOD OF RECORD - Oct. 1931 to Sept. 1933, published as "Giffen Springs", July 2002 to current year, published as Giffin Spgs at Toyahvale, TX.
GAGE - Water-stage recorder. Datum of gage is 3,302.32 ft above the NGVD of 1929. Prior to July 25, 2002, water-stage recorder 700 ft upstream at unknown datum. Satellite telemeter at station.