USGS Water-Year Summary 2022
07176500 BIRD CREEK AT AVANT, OK
LOCATION - Lat 36°29'06", long 96°03'36" referenced to North American Datum of 1927, in SW 1/4 NW 1/4 sec.07, T.23 N., R.12 E., Osage County, OK, Hydrologic Unit 11070107, on right downstream side of Shafer bridge 2.2 mi. upstream from Candy Creek, and at mile 54.0.
DRAINAGE AREA - 369 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.
- WDR 2012: Drainage area.
PERIOD OF RECORD - August 1945 to current year, published as Bird Creek near Avant Oct. 1, 1973, to Sept. 30, 1993.
GAGE - Water-stage recorder. U.S. Army Corps of Engineers satellite telemeter at station. Datum of gage is 646.39 feet above NAVD 88. Current datum was determined by a GNSS Level II RTN survey Check in/Check out completed on NGS PID GG0969 with -.02/-.03 difference. Benchmark check in made on NGS PID DN4405 -.05 difference and tied to RM-12. Prior to 10/01/2021 datum in use was 646.28 feet above NGVD 1929. Prior to Oct. 1, 2005, water-stage recorder at bridge .2 mile upstream at datum 5.00 ft. higher. Flow slightly regulated since 1958 by Bluestem Lake (capacity 17,000 acre-ft). Flow regulated since March 1977 by Birch Lake (capacity 19,200 acre-ft), located on Birch Creek, 12.1 mi upstream. Small diversions also exists upstream.
EXTREMES FOR PERIOD OF RECORD - Zero flow occurred at times prior to regulation. Maximum discharge for the period of record occurred on October 2, 1959 at a gage height of 31.40 ft(datum then in use) and a discharge of 32,400 cubic feet per second. The maximum gage height for the period of record was 32.03 ft(datum then in use), March 11, 1974.