Datum of gage above NAVD88 will be updated from 543.6 ft to 543.76 ft on December 4, 2025. The local gage datum will remain the same.
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 Gunpowder Falls at Hoffmanville, MD - USGS-01581810
Important for you to know:
- How are we doing? We want to hear from you. Take our quick survey to tell us what you think.
