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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
Information Water-quality 1981-12-02 1984-07-11
Inorganics, Major, Non-metals Water-quality 1974-07-29 1978-08-21
Physical Daily Values, Unit Values, Water-quality 1945-12-01 2024-11-21
n/a Peak Measurements 1945-08-01 2023-06-26
n/a Site Visits 1946-01-17 2024-09-16
n/a USGS Annual Water Data Reports Site 2006-01-01 2023-01-01
Water Data for the Nation inventory

Monitoring location 01477800 is associated with a Stream in New Castle County, Delaware. Current conditions of Discharge, Gage height, and Stream water level elevation above NAVD 1988 are available. Water data back to 1945 are available online.

LOCATION.-- On right bank 100 ft east of intersection of 44th and Pine Streets in Clifton Park, 700 ft downstream from bridge on North Market Street in Wilmington, 0.2 mi downstream from Matson Run, and 2.3 mi upstream from mouth. PERIOD OF RECORD.-- December 1945 to current year. GAGE.-- Water-stage recorder, concrete control and crest stage gage. Datum of gage is 14.04 ft above North American Vertical Datum of 1988 and 15.16 ft above National Geodetic Vertical Datum of 1929. REMARKS.-- Occasional regulation at low flow from unknown source upstream from station. EXTREMES OUTSIDE PERIOD OF RECORD.-- Maximum stage known since at least 1940, that of July 5, 1989. Flood of Aug. 1, 1945, reached a stage of about 8.5 ft, from floodmarks.
Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
01477800 n/a
Site name
SHELLPOT CREEK AT WILMINGTON, DE n/a
Site type
Stream
ST
DMS latitude 394539.5 n/a
DMS longitude 0753107.3 n/a
Decimal latitude 39.7609722 n/a
Decimal longitude -75.5186944 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
Delaware 10
County
New Castle County 003
Country US n/a
Land net location description n/a
Name of location map n/a
Scale of location map n/a
Altitude of Gage/land surface 14.04 feet n/a
Method altitude determined Level or other surveyed method. L
Altitude accuracy .03 feet n/a
Altitude datum
North American Vertical Datum of 1988 NAVD88
Subbasin hydrologic unit
Brandywine-Christina 02040205
Drainage basin
n/a
Topographic setting
n/a
Flags for instruments at site YNNNYNYNNYNNNNNNNNNNNNNNNNNNNN n/a
Date of first construction
n/a
Date site established or inventoried n/a
Drainage area
7.46 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 441000100 n/a

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