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Monitoring location Sealed Lot 70th Ave/220th St, Mountlk Terrace, WA - USGS-474804122194301

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.