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  • UPDATE, 11/9: As of November 8, the USGS has successfully restored all of the operational gages that stopped transmitting due to an issue with the satellite telemetry system that records and transmits data. The USGS will now focus on restoring other equipment that experienced the telemetry issues, including about 85 rapid deployment gages that are used periodically for emergency response. Read more
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USGS 01100693 MERRIMACK R 0.3 MILES U.S.RT 125 AT HAVERHILL,MA

PROVISIONAL DATA SUBJECT TO REVISION

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LOCATION--Lat 42°46’22", long 71°04’59", Essex County, Hydrologic Unit 01070002, on left bank  upstream from Rt 125 bridge at Haverhill.
DRAINAGE AREA
--4,850 mi2 of which 214 mi2 probably is noncontributing.
PERIOD OF RECORD--July 2006 to current year.
GAGE
--Data Collection Platform with satellite telemeter. Gage height readings are set to National Geodetic Vertical Datum of 1929.
REMARKS
--Stage affected by tidal fluctuations. Intake out of water at stages below approximately -0.30 ft.
COOPERATION BY--Massachusetts Department of Conservation and Recreation, Office of Water Resources.

Boating safety tips
This station managed by the Northborough MA Field Office.

Available Parameters Period of Record
All 1 Available Parameters for this site
  
00065 Gage height(Mean) 2006-06-27  2018-11-12

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