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Monitoring location Unnamed TR Nookachamps CR Hwy 9 Mount Vernon, WA - USGS-12199540
Important for you to know:
- USGS will be performing maintenance on WDFN webpages beginning Tuesday, May 12. If you cannot access the page you are intending or are unexpectedly redirected to a different page, please reach out to wdfn@usgs.gov for assistance.