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How do I cancel my WaterAlert subscription?


Please note that WaterAlert is not managed by the USGS Water Data for the Nation team. The service has a web site that may contain more authoritative and up to date information.
Directions to cancel the WaterAlert messages can be found at:
Here are the basics:
  • Open one of your WaterAlert text or email messages. In it, you will find a unique web link with the format:;NNNNNNNN where ZZZZZ is a random number assigned to your alert and NNNNNNNN is the station number of the site.
  • To Delete (signoff) this alert, send an email to with Subject: SIGNOFF hni-ZZZZZ_NNNNNNNN



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