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- 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
07010070 SEBAGO CREEK NEAR ROCK HILL, MO
LOCATION - Lat 38°36'53.92", long 90°22'34.14" referenced to North American Datum of 1983, in T.45 N., R.6 E., St. Louis County, MO, Hydrologic Unit 07140101, on right downstream side of bridge on Old Warson Road, 1.1 mi south of I-40, 0.75 mi west of Hanley Road, and 0.60 mi north of Manchester
DRAINAGE AREA - 1.87 mi².
REVISIONS HISTORY - Revisions: Gage datum was updated to 463.71 ft NAVD88 on January 3, 2023, based on GNSS survey using GEOID18.
SURFACE-WATER RECORDS
PERIOD OF RECORD - Jul 27, 2001 to Oct 20, 2005, Aug 3, 2006 to current year.
GAGE - Water-stage recorder and crest-stage gage. Datum of gage is 463.71 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.
