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Important for you to know:

  • New to WDFN: see current water conditions throughout the state using the new State Pages. Filter by continuous data type and age of data, view latest values, and link to graphing options to explore the data further. To learn more, read our announcement on the Water Data for the Nation blog.
Important Legacy real-time page

USGS Parameter Group Data Types Start Date End Date
Biological Water-quality 2004-09-01 2004-09-01
Information Water-quality 1972-12-08 2004-09-01
Inorganics, Major, Metals Water-quality 1972-09-27 1995-08-18
Inorganics, Major, Non-metals Water-quality 1972-07-25 2004-09-01
Inorganics, Minor, Non-metals Water-quality 1972-09-27 1973-05-29
Inorganics, Minor, metals Water-quality 1972-09-27 1995-08-18
Microbiological Water-quality 1972-07-25 1973-05-29
Nutrient Water-quality 1972-09-27 1995-08-18
Organics, other Water-quality 1972-09-27 1973-05-29
Physical Daily Values, Unit Values, Water-quality 1926-10-01 2024-11-21
Sediment Water-quality 1972-12-08 1972-12-08
n/a Peak Measurements 1926-11-16 2022-10-04
n/a Site Visits 1926-12-02 2024-08-12
n/a USGS Annual Water Data Reports Site 2006-01-01 2023-01-01
Water Data for the Nation inventory

Monitoring location 01580000 is associated with a Stream in Harford County, Maryland. Current conditions of Discharge, Gage height, and Stream water level elevation above NAVD 1988 are available. Water data back to 1926 are available online.

LOCATION.--On right bank 0.3 mi upstream from bridge on Cherry Hill Road, 0.8 mi southeast of Rocks, 1.2 mi upstream from Stirrup Run, and 23.5 mi upstream from mouth. PERIOD OF RECORD.--October 1926 to current year. Monthly discharge only for November and December 1926, published in WSP 1302. GAGE.--Water-stage recorder and crest-stage gage. Concrete control since Sept. 7, 1938. Datum of gage is 249.59 ft above North American Vertical Datum of 1988. REMARKS.--Prior to 1965, some regulation at low flow by mills upstream from station.
Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
01580000 n/a
Site name
DEER CREEK AT ROCKS, MD n/a
Site type
Stream
ST
DMS latitude 393747.9 n/a
DMS longitude 0762411.9 n/a
Decimal latitude 39.6299722 n/a
Decimal longitude -76.4033056 n/a
Latitude-longitude method
Interpolated from MAP. M
Latitude-longitude accuracy
Accurate to + or - 1 sec. S
Latitude-longitude datum
North American Datum of 1983 NAD83
Decimal Latitude-longitude datum North American Datum of 1983 NAD83
District
Maryland 24
State
Maryland 24
County
Harford County 025
Country US n/a
Land net location description n/a
Name of location map FAWN GROVE, PA n/a
Scale of location map 24000 n/a
Altitude of Gage/land surface 249.59 feet n/a
Method altitude determined Level or other surveyed method. L
Altitude accuracy .01 feet n/a
Altitude datum
North American Vertical Datum of 1988 NAVD88
Subbasin hydrologic unit
Lower Susquehanna 02050306
Drainage basin
n/a
Topographic setting
n/a
Flags for instruments at site YNNNYNYNNNNNNNNNNNNNNNNNNNNNNN n/a
Date of first construction
n/a
Date site established or inventoried n/a
Drainage area
94.4 square miles n/a
Contributing drainage area n/a
Time Zone abbreviation EST n/a
Site honors Daylight Saving Time
Y n/a
Data reliability
n/a
Data-other GW files NNNNNNNN n/a
National aquifer n/a
Local aquifer n/a
Local aquifer type
n/a
Well depth n/a
Hole depth
n/a
Source of depth data n/a
Project number 442400100 n/a

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logo for Maryland Department of Transportation (MDOT)
Maryland Department of Transportation (MDOT)
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USGS - Federal Priority Streamgages