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Important for you to know:

  • New to WDFN: see current water conditions throughout the state using the new State Pages. Visit the Louisiana page for an example. Filter by continuous data type and age of data, view latest values, and link to graphing options to explore the data further. You can update the state name in the URL to visit your State Page or read our announcement on the Water Data for the Nation blog to find links to all the state and territory pages.
Important Legacy real-time page

USGS Parameter Group Data Types Start Date End Date
Information Water-quality 2022-01-17 2024-01-16
Inorganics, Major, Metals Water-quality 2022-01-17 2023-12-17
Inorganics, Major, Non-metals Water-quality 2022-01-17 2023-12-17
Inorganics, Minor, Non-metals Water-quality 2022-02-22 2023-06-12
Inorganics, Minor, metals Water-quality 2022-02-22 2024-01-13
Nutrient Water-quality 2022-02-22 2023-06-12
Organics, other Water-quality 2022-02-22 2024-01-13
Physical Unit Values, Water-quality 2021-10-06 2024-02-13
Sediment Water-quality 2022-02-22 2024-01-13
n/a Site Visits 2021-10-06 2021-10-06
Water Data for the Nation inventory

Monitoring location 411420073012101 is associated with a Storm sewer in New Haven County, Connecticut. Water data back to 2021 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
411420073012101 n/a
Site name
CT-I-95 STA 338 SB MILFORD, CT n/a
Site type
Storm sewer
FA-STS
DMS latitude 411419.68 n/a
DMS longitude 0730120.60 n/a
Decimal latitude 41.2388 n/a
Decimal longitude -73.02238889 n/a
Latitude-longitude method
Mapping grade GPS unit (handheld accuracy range 12 to 40 ft) G
Latitude-longitude accuracy
Accurate to + or - .1 sec (Differentially-Corrected GPS). 1
Latitude-longitude datum
North American Datum of 1983 NAD83
Decimal Latitude-longitude datum North American Datum of 1983 NAD83
District
Connecticut 09
State
Connecticut 09
County
New Haven County 009
Country US n/a
Land net location description n/a
Name of location map MILFORD, CT n/a
Scale of location map 24000 n/a
Altitude of Gage/land surface 44 feet n/a
Method altitude determined Interpolated from Digital Elevation Model N
Altitude accuracy 1.6 feet n/a
Altitude datum
North American Vertical Datum of 1988 NAVD88
Subbasin hydrologic unit
Quinnipiac 01100004
Drainage basin
n/a
Topographic setting
n/a
Flags for instruments at site YNNNNNNNNNNNYNNNYNNNNNNNNNNNNN n/a
Date of first construction
20210804 n/a
Date site established or inventoried 20210804 n/a
Drainage area
n/a
Contributing drainage area n/a
Time Zone abbreviation EST n/a
Site honors Daylight Saving Time
N n/a
Data reliability
Data have been checked by the reporting agency. C
Data-other GW files n/a
National aquifer n/a
Local aquifer Stratified Deposits, Undifferentiated 112SRFD
Local aquifer type
n/a
Well depth n/a
Hole depth
n/a
Source of depth data n/a
Project number GC21LG00LYY n/a