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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 1974-07-23 1974-09-17
Information Water-quality 1969-11-13 1994-06-13
Inorganics, Major, Metals Water-quality 1960-06-28 1994-06-13
Inorganics, Major, Non-metals Water-quality 1960-10-01 1994-06-13
Inorganics, Minor, Non-metals Water-quality 1972-07-11 1979-05-14
Inorganics, Minor, metals Water-quality 1960-06-06 1994-06-13
Microbiological Water-quality 1968-08-07 1979-05-14
Nutrient Water-quality 1960-10-01 1994-06-13
Organics, PCBs Water-quality 1972-07-11 1979-05-14
Organics, other Water-quality 1966-05-11 1979-05-14
Organics, pesticide Water-quality 1972-07-11 1994-06-13
Physical Daily Values, Unit Values, Water-quality 1932-10-01 2024-11-21
Sediment Water-quality 1973-10-10 1979-05-14
n/a Peak Measurements 1932-11-19 2023-09-29
n/a Site Visits 1935-01-10 2024-10-17
n/a USGS Annual Water Data Reports Site 2006-01-01 2023-01-01
Water Data for the Nation inventory

Monitoring location 01204000 is associated with a Stream in New Haven County, Connecticut. Current conditions of Discharge and Gage height are available. Water data back to 1932 are available online.

The elevation of this gage is 164.52 ft above NAVD of 1988. To obtain stream water surface elevation values in NAVD88, add 164.52 feet to gage height values.
Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
01204000 n/a
Site name
POMPERAUG RIVER AT SOUTHBURY, CT n/a
Site type
Stream
ST
DMS latitude 412854.98 n/a
DMS longitude 0731328.46 n/a
Decimal latitude 41.48193889 n/a
Decimal longitude -73.2245722 n/a
Latitude-longitude method
Interpolated from Digital MAP. N
Latitude-longitude accuracy
Accurate to + or - .01 sec (Differentially-Corrected GPS). H
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 SOUTHBURY, CT n/a
Scale of location map 24000 n/a
Altitude of Gage/land surface 164.52 feet n/a
Method altitude determined GNSS2 - Level 2 Quality Survey Grade Global Navigation Satellite System X
Altitude accuracy .16 feet n/a
Altitude datum
North American Vertical Datum of 1988 NAVD88
Subbasin hydrologic unit
Housatonic 01100005
Drainage basin
n/a
Topographic setting
Stream channel
C
Flags for instruments at site NNNNYNNNNNYNNNNNNNNNNNNNNNNNNN n/a
Date of first construction
n/a
Date site established or inventoried 19320601 n/a
Drainage area
75.1 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 2404-00100 n/a