Alert

Practice social distancing even when outdoors.

Please follow guidance from the Centers for Disease Control and Prevention (CDC) and the Texas Department of State Health Services.

Check the status of the location you're planning to visit.

Some Texas state parks, TPWD offices, public recreation facilities and water access points are closed.

See list of temporary closures and operations adjustments.

Freshwater Inflows and Estuaries

Estuaries are the most productive ecosystems on the earth and freshwater inflows are the single most important determinant of that productivity. Altering the timing and amount of inflows reduces the overall productivity of the bays and changes its character, which in turn adversely impact fisheries. Freshwater inflows are important to coastal ecosystem, because they:

Several documents are available describing and applying the methodology developed to estimate changes, impact of the changes and needs in freshwater inflows.