Reclamation-managed reservoir levels, storage, releases, and related time series.
Source Ledger
Data sources and expansion candidates
Observed lake status starts with TWDB for the Austin MVP. National expansion will add USGS, USACE, EPA, NOAA, and recreation metadata only where the source contract is reliable.
Source Ledger
Every status number keeps its receipt.
Discrete physical, chemical, biological, and habitat observations where lake monitoring exists.
Highland Lakes operating context, lake-level reports, projections, and historical files.
Modeled hydrologic forecast context, including reservoir-aware configurations.
Forecast points, flood categories, hydrographs, and warning context.
Federally managed recreation areas, facilities, and activities.
State-run reservoir dashboards, public health advisories, boat ramp notices, park closures, and GIS lake inventories.
Corps-managed reservoir time series where public CWMS offices expose data.
United States dam inventory records with storage, location, purpose, ownership, and public safety metadata.
Monitoring locations, continuous values, daily values, and time-series metadata.
Texas monitored reservoirs with recent storage, level, percent-full, and capacity fields.