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DESCRIPTION:

Latitude 42°46'22",   Longitude 71°04'59"   NAD83

Essex County, Massachusetts, Hydrologic Unit 01090002

Drainage area: 4,850 square miles

Contributing drainage area: 4,636 square miles,

Datum of gage: 0 feet above   NGVD29.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	2007-10-01	2018-05-22
Daily Data
Gage height, feet	2006-06-27	2018-05-21	4327
Daily Statistics
Gage height, feet	2006-06-27	2017-10-15	4109
Monthly Statistics
Gage height, feet	2006-06	2017-10
Annual Statistics
Gage height, feet	2006	2018
Water-Year Summary	2006	2017	12
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