Important Legacy real-time page
Available data
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Learn about the data collection categories Continuous data
3 data types available - data from 1990-10-01 to 2026-08-02
Daily data
1 data types available - data from 1932-04-01 to 2026-07-31
Field measurements
2 data types available - data from 1932-05-03 to 2026-07-31
Discrete sample data
57 Observed properties (data types) available - with data from 1974-10-16 to 1995-08-14
92 Sampling activities
Statistical tables for select daily data types
1 data types available - data from 1932-04-01 to 2026-07-31
Important information about this monitoring location
LOCATION.-- On left bank 25 ft downstream from bridge on Guilford Road (formerly State Highway 32), 1 mi west of Guilford, 3 mi upstream from Middle Patuxent River, 4 mi north of Laurel, and 20.1 mi upstream from mouth. PERIOD OF RECORD.--April 1932 to current year. Monthly discharge only for April 1932, published in WSP 1302. GAGE.-- Water-stage recorder and crest-stage gage. Concrete control since June 20, 1946. Datum of gage is 257.60 ft above North American Vertical Datum of 1988. Prior to June 25, 1946, nonrecording gage at same site and gage datum. REMARKS.-- Low flow affected by regulation from unknown source.
Monitoring locations with continuous data in last 120 days
No locations found
