USGS Water-Year Summary 2023

07047950 L'ANGUILLE RIVER AT PALESTINE, AR

LOCATION - Lat 34°58'22", long 90°53'08" referenced to North American Datum of 1983, in NW 1/4 SW 1/4 sec.10, T.4 N., R.2 E., St Francis County, AR, Hydrologic Unit 08020205, at bridge on U.S. Hwy 70, 1.0 mi east of Palestine, and at river mile 33.6.

DRAINAGE AREA - 786 mi².

SURFACE-WATER RECORDS

PERIOD OF RECORD - Apr 1949 to current year. Oct 1965 to Sep 1977 and Oct 1997 to current year in reports of the U.S. Geological Survey. Jan 1964 to current year in reports of the U.S. Army Corps of Engineers. Apr 1949 to Dec 1963 in reports of the Mississippi River Commission.

GAGE -

Water-stage recorder.

Datum of Gage is 166.813 ft above NAVD 1988 (Reference Frame NAD_83 (2011) (EPOCH:2010.0000), GEOID18).

Prior to Feb 06, 2023 the Datum of gage was 166.68 ft above NGVD of 1929. Prior to Nov 1, 1949, nonrecording gage.

EXTREMES OUTSIDE PERIOD OF RECORD - Maximum stage since at least 1933, 39.7 ft Feb 13, 1937, at present site and datum, from records of U.S. Army Corps of Engineers (backwater from Mississippi River).

EXTREMES FOR PERIOD OF RECORD - Maximum discharge 23,000 ft³/s Dec 19, 2001 was estimated. Maximum peak stage 36.34 ft May 13, 2011.

WATER-QUALITY RECORDS

PERIOD OF RECORD - Oct 1978-1979, 1981-1984, Nov 2004 to current year.