News
Updated as of April 20, 2002.

Study Area
Lots of pictures, maps, and background info on our hydrology, ecology and environment, land and resources uses, and selected sites.

Studies and Surveys
Descriptions of our projects and studies.

Publications and Data

• Publications
• Hydrologic and Chemical Data
• Maps and Geographic (GIS) Data
• Ecological Data

Personnel and Links
Have a question? Talk to us, or find other online locations of Louisiana information.

Site Map
And accessibility features.

For more information on USGS activities in Louisiana and the Nation, please visit the following websites:

NAWQA Home
Louisiana District
Water Resources Division
U.S. Department of the Interior

• Personnel
• Office Address
• Relevant Links

	Dennis Demcheck, our project chief. He has extensive experience with water-quality issues in and around Lake Pontchartrain, the Verret Basin, and the Calcasieu around Lake Charles. Contact Dennis [ddemchec@usgs.gov] for general questions that you have regarding the Acadian-Pontchartrain NAWQA.
	Stan Skrobialowski and Van Bergeron conduct the majority of surface-water quality sampling. Stan is our Study Unit Surface Water-Quality Specialist, and Van our Lead Technician. Contact Stan [sski@usgs.gov] or Van [vgberger@usgs.gov] for water-quality information.
	Rob Fendick is our Study Unit Ground- Water-Quality Specialist, and Roland Tollett a groundwater quality hydrologist and drilling specialist. Contact Rob [rfendick@usgs.gov] or Roland [rtollett@usgs.gov] for groundwater information.
	Trish D'Arconte is our GIS (spatial data) specialist and manages our data. Contact Trish [darconte@usgs.gov] for spatial data, maps, and general data questions.
	Scott Mize is our study unit biologist. Contact Scott [svmize@usgs.gov] for ecological data and information.
	Chris Swarzenski is a biologist studying water-quality of the floating marshes. His main areas of study are in the freshwater marshes around the Jean Lafitte National Historical Park, and in the Penchant Basin area. Contact Chris [czswarzen@usgs.gov] for information on freshwater marshes of Louisiana.

U.S. Geological Survey
3535 S. Sherwood Forest Blvd.
Suite 120
Baton Rouge, LA 70816
(225) 298-5481
fax (225) 298-5490

This is neither an exhaustive list, nor particularly endorsed by the USGS. Email Trish with additional Louisiana water links.

Federal programs relevant to Louisiana:

• US Environmental Protection Agency
• Army Corps of Engineers
• US Fish and Wildlife Service
• Barataria-Terrebonne National Estuary Program
• USGS National Wetlands Research Center in Lafayette, LA
• Lake Pontchartrain Basin: Bottom Sediments and Related Environmental Resources

State programs:

• Louisiana Department of Environmental Quality
• Louisiana Department of Wildlife and Fisheries
• Louisiana Department of Natural Resources
• Louisiana Department of Agriculture and Forestry
• LA-DEQ Non-point source program: Bayou Queue de Tortue

Academic, non-profit and private organizations:

• Lake Pontchartrain Basin Foundation
• Louisiana Heritage Network
• Louisiana Coastal Restoration website
• Beautiful Louisiana Bayous
• LSU Agricultural Research Center
• Amite River Basin Flood Control Program
• Louisiana Water Resources Research Institute