USGS Water-Year Summary for Site 08083500

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	Available Parameters
	62614 Elevation, lake/res, NGVD29(Max.,Min.,Mean)

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Water year 2023: 2022-10-01 to 2023-09-30

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USGS Water-Year Summary 2023

08083500 Fort Phantom Hill Reservoir near Nugent, TX

LOCATION - Lat 32°35'46", long 99°40'49" referenced to North American Datum of 1927, Jones County, TX, Hydrologic Unit 12060102, at city of Abilene primary pump station on right bank, 1.4 mi upstream from Fort Phantom Hill Dam on Elm Creek, 5.8 mi upstream from mouth, and 6.9 mi south of Nugent.

DRAINAGE AREA - 470 mi².

REVISIONS HISTORY - WSP 1562: 1953-57 (figures of end of month contents). WDR TX-76-2: Drainage area.

SURFACE-WATER RECORDS

PERIOD OF RECORD - July 1940 to Sept. 1965 (end of month contents only), Oct. 1965 to Sept. 1986, Mar. 1999 to Sept. 2002 (contents), Oct. 2002 to current year.

GAGE - Water-stage recorder. Datum of gage is NGVD of 1929. To get lake elevation values in NAVD88 add 0.40 ft. Prior to October 1986, nonrecording gage at same site at datum 0.78 ft. lower. Satellite telemeter at station.

COOPERATION - Texas Water Development Board, TWDB and the U.S. Geological Survey, USGS.

REMARKS - The reservoir is formed by a rock-faced earthfill dam about 3,740 ft. long. The dam was completed, and storage began in October 1938. The uncontrolled service spillway is a cut channel through natural ground with a concrete ogee weir located 0.7 mi from right end of dam. The service outlet works consists of a concrete tower with a 4.0 by 7.0 ft. conduit. The service tower contains five gated openings at various elevations. The dam and reservoir are owned by the city of Abilene and were built to impound water for municipal use. Records of diversions may be obtained from the city of Abilene. Since July 1974, West Texas Utility Company has operated a steam generating powerplant on the reservoir. Data regarding the dam are given in the following table. The USGS is not responsible for errors in datum or elevations provided by other entities.

                                                        Elevation (feet)
Top of dam......................................         1,650.0
Crest of spillway...............................         1,635.9
Highest gated outlet (invert)...................         1,608.8
Lowest gated outlet (invert)....................         1,582.4

EXTREMES FOR PERIOD OF RECORD - Maximum contents observed, 89,910 acre-ft., May 25, 1957, elevation, 1,639.50 ft.; minimum observed, 19,040 acre-ft., Apr. 23, 24, 25, 1953, elevation, 1,615.30 ft.

WATER-QUALITY RECORDS

PERIOD OF RECORD - CHEMICAL DATA: Apr.1964 to Jan. 1965, Sept. 1970 to Apr. 1984.