USGS Home
Contact USGS
Search USGS

National Water Information System: Web Interface

USGS Water Resources   

Data Category:
Home Current Conditions Site Information Mapper Surface Water Groundwater Water Quality Water Use Revisions Geographic Area:
United States Alabama Alaska American Samoa Arizona Arkansas British Columbia California Canton and Enderbury Islands Colorado Connecticut Delaware Dist. of Columbia Florida Georgia Guam Hawaii Idaho Illinois Indiana Iowa Johnston Atoll Kansas Kentucky Louisiana Maine Maryland Massachusetts Michigan Midway Islands Minnesota Mississippi Missouri Montana Nebraska Nevada New Hampshire New Jersey New Mexico New York North Carolina North Dakota Northern Mariana Islands Ohio Oklahoma Oregon Pennsylvania Puerto Rico Rhode Island Ryukyu Islands, Southern South Carolina South Dakota Swan Islands Tennessee Texas Trust Territories, Pacific Is U.S.Misc Caribbean Islands U.S.Misc Pacific Islands Utah Vermont Virgin Islands Virginia Wake Island Washington West Virginia Wisconsin Wyoming

Page Loading - Please Wait...

DESCRIPTION:

Latitude 29°42'47",   Longitude 91°52'49"   NAD27

St. Mary Parish, Louisiana, Hydrologic Unit 08080103

Datum of gage: -1.48 feet above   NAVD88.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	2007-10-01	2025-12-04
Daily Data
Temperature, water, degrees Celsius	1997-04-10	2025-12-03	29613
Gage height, feet	1997-10-23	2025-12-03	29044
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	1997-04-10	2025-12-03	29395
Salinity, water, unfiltered, parts per thousand	2002-10-01	2025-12-03	21153
Daily Statistics
Temperature, water, degrees Celsius	1997-04-10	2025-08-20	9798
Gage height, feet	1997-10-23	2025-08-20	9581
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	1997-04-10	2025-05-26	9654
Salinity, water, unfiltered, parts per thousand	2002-10-01	2025-05-26	6906
Monthly Statistics
Temperature, water, degrees Celsius	1997-04	2025-08
Gage height, feet	1997-10	2025-08
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	1997-04	2025-05
Salinity, water, unfiltered, parts per thousand	2002-10	2025-05
Annual Statistics
Temperature, water, degrees Celsius	1997	2025
Gage height, feet	1998	2025
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	1997	2025
Salinity, water, unfiltered, parts per thousand	2003	2025
Peak streamflow	1998-09-11	2023-12-01	27
Water-Year Summary	2006	2024	19
Revisions	Loading...

OPERATION:

Record for this site is maintained by the USGS Louisiana Water Science Center

Email questions about this site to Louisiana Water Science Center Water-Data Inquiries