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USGS Water-Year Summary 2024
07311000 EAST CACHE CREEK NEAR WALTERS, OK
LOCATION - Lat 34°21'44", long 98°16'56" referenced to North American Datum of 1927, in SE 1/4 SE 1/4 sec.19, T.2 S., R.10 W., Cotton County, OK, Hydrologic Unit 11130202, at right bank on downstream side of bridge on State Highway 53, 1.8 mi east of Walters, 12.2 mi upstream from West Cache Creek, and at mile 19.7.
DRAINAGE AREA - 694 mi². From automated delineation using 10-meter National Elevation Dataset digital elevation model data dated 10/01/2006 and Watershed Boundary Dataset dated 10/01/2006, using Albers Equal-Area Projection, North American Datum 1983.
REVISIONS HISTORY - WRD 2012: Drainage area.
SURFACE-WATER RECORDS
PERIOD OF RECORD - May 1938 to December 1963; October 1969 to current year. Prior to October 1969, published as Cache Creek near Walters.
GAGE - Water-stage recorder. Datum of gage is 939.86ft above NAVD of 1988 determined by GNSS Level 4 Survey using Alltera network with RTK Trimble R-10 tied to RM-6 by USGS Personnel on 06/30/2020. Prior to 06/30/2020 datum of gage was 938.2ft above NGVD of 1929 (Oklahoma State Highway Department). Prior to Jan. 8, 1939, nonrecording
gage at same site and datum.
REMARKS - 10/01/2022 - 9/30/2023: record fair. Quality of data for other periods can be obtained by contacting the Oklahoma-Texas Water Science Center. Flow partly regulated by Lake Lawtonka, capacity, 42,300 acre-ft on Medicine Creek prior to late 1953, and 63,000 acre-ft thereafter by Lake Thomas, capacity 8,300 acre-ft on Little Medicine Creek; and since March 1961 by Lake Ellsworth, capacity 94,500 acre-ft on East Cache Creek. Low flow sustained by sewage effluent from cities of Lawton and Walters.
EXTREMES OUTSIDE PERIOD OF RECORD - Flood in 1906 reached an approximate stage of 29.7 ft, information from local residents.
EXTREMES FOR PERIOD OF RECORD - Maximum peak flow 50,900 cfs on October 21, 1983. Maximum peak stage 30.66 on October 21, 1983; no flow at times.
