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Continuous data graphs Ammonoosuc R Blw Haystack BR NR Twin Mountain, NH - USGS-01137400
Urgent for you to know:
- Due to a lapse in government funding, the majority of USGS websites will not be updated except to provide important public safety information. Websites displaying real-time water data will be updated with limited support. For more information please see: www.doi.gov/shutdown.