USGS Water-Year Summary 2022
07185030 Elm Creek near Commerce, OK
LOCATION - Lat 36°55'18", long 94°55'06" referenced to North American Datum of 1983, in SE 1/4 NW 1/4 NE 1/4 sec.10, T.28 N., R.23 E., Ottawa County, OK, Hydrologic Unit 11070206,
DRAINAGE AREA - 18.5 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.
PERIOD OF RECORD - October 2016 to Current year.
GAGE - Water-stage recorder. Current datum in use is 755.93 NAVD88. This datum was established by a GNSS Level II REF FRAME: NAD_83(2011)(EPOCH:2010.0000) ITRF2014 (EPOCH:2022.6048)[NAVD88 (Computed using GEOID18)] Tied to RM-5. Prior to 10/01/2022 the datum in use was 755.90 feet above NAVD 1988
PERIOD OF RECORD - April 2019 to current year.