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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
01589238 GWYNNS FALLS TRIBUTARY AT MCDONOGH, MD
LOCATION - Lat 39°24'01.6", long 76°46'13.6" referenced to North American Datum of 1983, Baltimore County, MD, Hydrologic Unit 02060003, on grounds of McDonogh School. On left bank 650 ft upstream of confluence with Gwynns Falls, 0.7 mile northwest of McDonogh, 0.8 mile southwest of Garrison, and 1.4 miles southeast of Owings Mills.
DRAINAGE AREA - 0.03 mi².
REVISIONS HISTORY - WDR-US-2011: 2006 (P), 2007.
SURFACE-WATER RECORDS
PERIOD OF RECORD - November 1999 to June 2019 (discontinued).
GAGE - Water-stage recorder and crest-stage gage. Datum of gage is 442.94 ft above North American Vertical Datum of 1988.
REMARKS - Water Years 2018-2019: Records poor, including those for estimated discharges.
Water Year 2017: Records poor, no estimated discharges.
Water Year 2016: Records poor, no estimated daily discharges.
Water Year 2015: Records fair, except those above 4.0 ft³/s, which are poor. No estimated daily discharges.
Water Year 2014: Records fair, except those above 4.0 ft³/s, and 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.
