The stage measuring instrument elevation at this location is at an elevation of 616.1 ft rounded to the nearest tenth of a foot. This is the lowest water surface elevation value that can be recorded accurately by installed instrumentation.
Skip to main content
Official websites use .gov
A .gov website belongs to an official government organization in the
United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
Monitoring location UBC Dam 21 nr Hutto, TX - USGS-303022097331200
Important for you to know:
- Big changes are coming soon to NWISWeb websites and services. Attend our webinar, January 15, 2026 at 2:00 PM EST, to learn about the impacts. Learn more about our modernization plans and timeline.
