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Streamflow Measurements for the Nation

! Streamflow measurement pages will be decommissioned in early 2026. Please find the modernized pages in WDFN that suit you best. Learn more about our modernization plans and timeline and new pages.

USGS 01023000 WEST BRANCH UNION RIVER AT AMHERST, ME
Hancock County, Maine
Hydrologic Unit Code 01050002
Latitude  44°50'24.86", Longitude  68°22'19.26" NAD83
Drainage area 148.00  square miles
Contributing drainage area 148.00  square miles
Gage datum 160.00 feet above NGVD29
Output formats
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Meas.
Number		   Date       Time Time
Datum		 Measurement
Used?		   Who Measuring
Agency		 Stream
flow
(ft3/s)		 Gage
Height
(ft)		 GH
Change
(ft)		 Meas.
Duration
(hr)		 Meas.
Rated		   Control Flow
Adjust.
Code 
3852001-09-13 15:02EDTYesGJSUSGS6.95 Good NONE
3842001-09-13 15:00EDTYesSEgUSGS7.41 Good NONE
3832000-07-14 08:26EDTYesLEFUSGS84.03.680.00 Good NONE