TexasSeawalls.com data sources
We prefer authoritative, machine-readable public sources that can be cited at the metric level and refreshed automatically.
NOAA CO-OPS
Observed water levels, tide predictions, station metadata and derived coastal products.
NOAA API →National Weather Service
Active watches, warnings and advisories, including coastal and flood products.
NWS API →U.S. Army Corps of Engineers — Galveston District
Public notices for regulatory projects and related coastal work.
USACE notices →USGS Coastal Change Hazards
Machine-readable coastal-change catalog and shoreline-change datasets used as future risk layers after resolution checks.
USGS portal →