Water quality

The Mobile River Basin in Alabama, Georgia, Mississippi, and Tennessee is one of the 59 study units that are part of the U.S. Geological Survey's National Water-Quality Assessment (NAWQA) Program. The long-term goals of this program are to describe the status and trends in the quality of a large, representative part of the Nation's surface- and ground-water resources, and to provide a sound...

USGS is collaborating with partners to assess past and current CyanoHABs for the development of a predictive model and forecasting system for Lake Pontchartrain Estuary. This technology can be beneficial for informing future planning of water resource development projects, and the water management of the estuary.

USGS Researchers are collaborating to study avian and mammalian cells to detect sublethal toxin effects following exposure to harmful algal blooms.

The Bonnet Carré Spillway, located about 28 miles northwest of New Orleans, Louisiana, was constructed in the early 1930s as part of an integrated flood-control structure for the lower Mississippi River Plain. The spillway is designed to divert water from the Mississippi River into Lake Pontchartrain, thus relieving pressure on levees downstream. Opening of the spillway occurs when measured...

The National Oceanic and Atmospheric Administration (NOAA) and USGS will jointly lead the development of foundational components for region-wide monitoring.

Where: Westdale Heights Academic Magnet school, Baton Rouge, LA Background: Dennis Demcheck has been volunteering at the public school since 2012, discussing bird identification, migration patterns, and drawing birds. The presentation emphasized scientific observation and the importance of accurate data collection. Partners/Stakeholders: None. Dennis talked to about 75 students from three 4th...

LOWER MISSISSIPPI-GULF WSC - BATON ROUGE SEDIMENT LAB PRICE LIST - 2018 FISCAL YEAR 2018 FISCAL YEAR (Effective date will begin with samples receivedby the Laboratory after October 1, 2017)

Short Title: Beaver Lake 3-D Modelin Project Chief: Reed Green Cooperator: Beaver Water District Project Time Frame: October 2007 - present Beaver Lake is a large, deep-storage reservoir located in the White River Basin in northwestern Arkansas and is considered a primary watershed of concern in Arkansas. As such, information is needed to assess water quality, especially nutrient enrichment...

Short Title: Beaver Lake Water Quality Project Chief: Reed Green Cooperator: Beaver Water District Project Time Frame: 2000 - present Beaver Lake, completed in 1963, is located in northwestern Arkansas and receives a majority of its water from three tributaries of the White River (White River, Middle Fork White River, and West Fork White River), Richland Creek, and War Eagle Creek.

Short Title: Lakes Maumelle and Winona Project Chief: William Green Cooperator: Central Arkansas Water Project Time Frame: 1989 - present Lakes Maumelle and Winona are water-supply reservoirs for the Little Rock and North Little Rock metropolitan areas in central Arkansas. In addition to water supply, the reservoirs are used for recreation and fish and wildlife habitat.

Short Title: Ozark Plateaus NAWQA Project Chief: Billy Justus Cooperator: U.S. Geological Survey National Water-Quality Assessment Program Project Time Frame: 1991 - present The Ozark Plateaus study unit is one of more than 50 study units that are part of the U.S. Geological Survey's National Water-Quality Assessment (NAWQA) Program. The long-term goals of this program are to describe the status...

Short Title: Sediment Data Program Project Chief: Dwight Lasker Cooperator: U.S. Army Corps of Engineers - Memphis District Project Time Frame: 1997 - present Sediment concentrations and discharges in rivers and streams must be defined and monitored for effective water resource planning and water-quality assessments. An important part of the USGS mission is to provide scientific information to...