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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
Inorganics, Major, Non-metals Daily Values, Unit Values 2011-10-26 2024-11-28
Physical Daily Values, Unit Values 2011-10-26 2024-11-28
n/a USGS Annual Water Data Reports Site 2012-01-01 2023-01-01
Water Data for the Nation inventory

Monitoring location 01483177 is associated with an Estuary in New Castle County, Delaware. Current conditions of Dissolved oxygen, Specific conductance, Temperature, and more are available. Water data back to 2011 are available online.

LOCATION.--On downstream side of bridge on Silver Run Road (Rt. 9) near Odessa, about 3 mi upstream from the confluence with the Delaware River. PERIOD OF RECORD.-- TEMPERATURE: October 2011 to current year. SPECIFIC CONDUCTANCE: October 2011 to current year. pH: October 2011 to current year. DISSOLVED OXYGEN: October 2011 to current year. INSTRUMENTATION.-- Multi-parameter water-quality monitor, October 26, 2011 to current year. REMARKS.-- Missing record due to periodic instrument malfunction, blow-out tides caused by heavy NW / WNW wind, and probes affected by ice.
Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
01483177 n/a
Site name
APPOQUINIMINK RIVER NEAR ODESSA, DE n/a
Site type
Estuary
ES
DMS latitude 392757.4 n/a
DMS longitude 0753648.7 n/a
Decimal latitude 39.46594444 n/a
Decimal longitude -75.61352778 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 TAYLORS BRIDGE, DE n/a
Scale of location map 24000 n/a
Altitude of Gage/land surface 0 feet n/a
Method altitude determined Interpolated from Digital Elevation Model N
Altitude accuracy 5 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 YNNNYNNNNNNNNNNNNNNNNNNNNNNNNN n/a
Date of first construction
n/a
Date site established or inventoried n/a
Drainage area
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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USGS - Cooperative Matching Funds