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USGS Water-Year Summary 2024
07352895 Black Lake Bayou near Clarence, LA
LOCATION - Lat 31°52'24", long 92°57'59" referenced to North American Datum of 1983, in NW 1/4 SE 1/4 sec.3, T.10 N., R.6 W., Natchitoches Parish, LA, Hydrologic Unit 11140209, on downstream side of bridge on State Highway 1226, 1.8 mi northeast of Chivery Dam, 2.8 mi upstream from Allen Dam, and 5.0 mi northeast of Clarence.
DRAINAGE AREA - 908 mi². but does not include 412 mi² of Saline Lake. Flows are interchangeable between Black and Saline Lakes, combined usable capacity, 161,000 acre-ft. Considerable regulation by Chivery Dam.
SURFACE-WATER RECORDS
PERIOD OF RECORD - December 1969 to current year (gage heights only).
GAGE - Water-stage recorder. Datum of gage is 89.94 ft above NAVD of 1988. Prior to November 2007, datum of gage was 88.49 ft above NGVD of 1929.
Prior to Oct. 1, 1980, at datum 6.00 ft higher. Satellite telemetry at station.
REMARKS - Drainage area does not include 412 mi² of Saline Lake. Flows are interchangeable between Black and Saline Lakes, combined usable capacity,
161,000 acre-ft. Considerable regulation by Chivery Dam. Lakes are used for recreation. Lowest recordable stage 1.20 ft; prior to July 5, 1994, 3.62 ft.
EXTREMES FOR PERIOD OF RECORD - Maximum gage height, 27.90 ft, March 13, 2016.
