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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
01642190 MONOCACY RIVER AT MONOCACY BOULEVARD AT FREDERICK, MD
LOCATION - Lat 39°26'36.9", long 77°22'56.2" referenced to North American Datum of 1983, Frederick County, MD, Hydrologic Unit 02070009, on downstream side of Monocacy Blvd. bridge, 0.4 mi south of MD Route 26 (Liberty Road), 1.7 mi downstream from Israel Creek, 4.5 mi upstream from Linganore Creek, and 21.8 mi upstream from mouth.
DRAINAGE AREA - 703 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - October 2003 to current year.
GAGE - Water-stage recorder and crest-stage gage. Datum of gage is 240.00 ft above North American Vertical Datum of 1988 (levels by City of Frederick Engineers).
REMARKS - Water Years 2017-2024: Records good, except those for estimated discharges, which are poor.
Water Year 2016: Records good, except those for estimated daily discharges, which are poor.
Water Year 2015: Records good, except those for period of March 17 to May 27, which are fair, and those for estimated daily discharges, which are poor.
Water Year 2014: Records good, except those for estimated daily discharges, which are poor.
Water Year 2013 and prior years' accuracy statements can be found in Annual Water Data Reports.
U.S. Geological Survey satellite data-collection platform at station.
U.S. Geological Survey satellite data-collection platform at station.
