USGS Water-Year Summary 2023
07176321 Bird Creek at SH 99 at Pawhuska, Ok
LOCATION - Lat 36°40'01", long 96°18'50" referenced to North American Datum of 1983, in SE 1/4 SE 1/4 SE 1/4 sec.03, T.25 N., R.9 E., Osage County, OK, Hydrologic Unit 11070107,
DRAINAGE AREA - 161 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.
SURFACE-WATER RECORDS
PERIOD OF RECORD -
Discharge records published November 2013 to February 2020.
Stage records published February 2020 to current year.
GAGE - Water-stage recorder. Datum is 762.03 feet above NAVD of 1988. Current datum determined by a GNSS Level II survey REF FRAME: NAD_83(2011)(EPOCH:2010.0000)IGS08 (EPOCH:2014.4760)[NAVD88 (Computed using GEOID12A)] and tied to RM-5. Flow slightly regulated since 1958 by Bluestem Lake (capacity 17,000 acre-feet).