The United States Geological Survey uses 21 primary geographic groupings, or regions, at the first level of classification to split and subdivide the
Coordinated Monitoring Schedule
Water, Free Full-Text
Texas has approximately 184,797 miles of river, of which 191.2 miles are designated as wild & scenic—1/10th of 1% of the state's river miles.
Texas- Rivers & Lakes Map
Trends in nutrient-related pollution as a source of potential
Location of the project area relative to the vegetation regions of
Neches River Basin, Texas Commission on Environmental Quality
Texas has approximately 184,797 miles of river, of which 191.2 miles are designated as wild & scenic—1/10th of 1% of the state's river miles.
Texas- Rivers & Lakes Map
Nature, Not Humans, Has Greater Influence on Water in the Colorado
Frank lays out interbasin transfer bill in committee
