Click
to
hide
Water-Year
Summary
instructions
and
information
- Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
- For water years 2014 onward, choose a water year and parameter and an on-demand Water-Year Summary report will be generated.
- For water years 2006 through 2013, choose a water year and an Annual Water Data Report will be provided.
- For water years 2005 and earlier, Annual Water Data Reports may be available in digital format.
- Not all sites have reports available for every water year.
USGS Water-Year Summary 2024
07010094 GRAMMOND CREEK NEAR WILBUR PARK, MO
LOCATION - Lat 38°33'52.3", long 90°18'33.7" referenced to North American Datum of 1983, in T.44 N., R.6 E., St. Louis County, MO, Hydrologic Unit 07140101, on right downstream bank at end of channelized culvert, 2.7 mi south of I-44, .5 mi north of Gravois, 0.6 mi east of MacKenzie and 0.5 mi upstream of River Des Peres Drainage Channel.
DRAINAGE AREA - 0.62 mi².
REVISIONS HISTORY - WDR US-2008: 1997, 1999-2003, 2005-2007(M).
Revisions: The peak stage and discharge for water year 2009 was revised on Sept. 19, 2022, due to previously being published on the incorrect date.
Revisions: Gage datum was revised to 421.59 ft NAVD88 on January 24, 2023, as determined by a GNSS Level II survey. Gage datum was previously published in error as 438 ft NAVD88 from digital topographic map.
Revisions: The peak stage and discharge for water year 2009 was revised on Sept. 19, 2022, due to previously being published on the incorrect date.
Revisions: Gage datum was revised to 421.59 ft NAVD88 on January 24, 2023, as determined by a GNSS Level II survey. Gage datum was previously published in error as 438 ft NAVD88 from digital topographic map.
SURFACE-WATER RECORDS
PERIOD OF RECORD - May 1997 to current year.
GAGE - Water-stage recorder and crest-stage gage. Datum of gage is 421.59 ft above North American Vertical Datum of 1988.
REMARKS - Accuracy of records is discussed in the annual Station Analysis archived at the USGS MO Water Science Center.
