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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 1995-10-12 2005-08-25
Inorganics, Major, Non-metals Unit Values, Water-quality 1965-05-18 2024-10-01
Inorganics, Minor, metals Water-quality 1965-05-18 1965-05-18
Nutrient Water-quality 1965-05-18 1965-05-18
Physical Daily Values, Unit Values, Water-quality 1964-06-24 2024-11-21
n/a Peak Measurements 1961-02-22 2023-02-17
n/a Site Visits 1965-05-18 2024-08-19
n/a USGS Annual Water Data Reports Site 2006-01-01 2023-01-01
Water Data for the Nation inventory

Monitoring location 02423555 is associated with a Stream in Shelby County, Alabama. Current conditions of Discharge and Gage height are available. Water data back to 1961 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
02423555 n/a
Site name
CAHABA RIVER NEAR HELENA AL n/a
Site type
Stream
ST
DMS latitude 331704 n/a
DMS longitude 0865257 n/a
Decimal latitude 33.28455786 n/a
Decimal longitude -86.8824901 n/a
Latitude-longitude method
Interpolated from MAP. M
Latitude-longitude accuracy
Unknown or unspecified. U
Latitude-longitude datum
North American Datum of 1927 NAD27
Decimal Latitude-longitude datum North American Datum of 1983 NAD83
District
Alabama 01
State
Alabama 01
County
Shelby County 117
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 357 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
03150202
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
335.00 square miles n/a
Contributing drainage area 335.00 square miles n/a
Time Zone abbreviation CST 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 n/a

Operated in cooperation with:

logo for Shelby County Department of Development Services
Shelby County Department of Development Services
logo for USGS - Cooperative Matching Funds
USGS - Cooperative Matching Funds