USGS Water-Year Summary 2023
07303400 ELM FORK OF NORTH FORK RED RIVER NEAR CARL, OK
LOCATION - Lat 35°00'42", long 99°54'12" referenced to North American Datum of 1927, in SW 1/4 NW 1/4 sec.12, T.6 N., R.26 W., Harmon County, OK, Hydrologic Unit 11120304, on downstream side of pier of bridge on State Highway 30, 4.0 mi northeast of Carl, and at mile 54.0.
DRAINAGE AREA - 438 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 - WSP 1731: Drainage area. WDR 2012: Drainage area.
SURFACE-WATER RECORDS
PERIOD OF RECORD - October 1959 to September 1979, October 1994 to current year.
GAGE - Water-stage recorder. Datum of gage is 1708.08ft NAVD of 1988 determined by GNSS 4hr observation Survey with Trimble R-10 tied to RM-4 by USGS Personnel on 08/02/2022. Prior to 08/02/2022 datum of gage was 1709.95ft NGVD 1929, Oklahoma State Highway Department datum. Prior to July 26, 2011, at datum 5.00 ft. higher.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge for period of record 62,300ft³/s, June 3, 1995. Maximum gage height for period of record, 23.80ft, June 3, 1995.