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USGS Texas Water Science Center scientists collect hydrologic data and scientific information across the state to provide information needed to understand water resources in Texas. Monitoring studies include the real-time data from our streamgaging, well, and water-quality networks, as well as monitoring to answer specific, local water resource questions. Some monitoring studies are short-term and local; other studies are multi-year to decadal, examining long-term water availability and water-quality issues.