REFERENCE ARCHIVE

MERRIMACK RIVER AT LAWRENCE, MA — Stream in Essex County, Massachusetts

Hydrologic unit code: 010700. Recorded location: Essex County, Massachusetts. Identify this monitoring location, check its recorded geography and follow the original source. This reference contains station metadata, not live measurements or proof of current operation.

IdentifierUSGS-01100500
StateMassachusetts
Site typeStream

Documented station metadata. It does not report current conditions or establish that a station is currently operating.

Station details

Identifier
USGS-01100500
Latitude (decimal degrees)
42.7048333333333
Longitude (decimal degrees)
-71.1531388888889
Monitoring location identifier
USGS-01100500
Location number
01100500
Location name
MERRIMACK RIVER AT LAWRENCE, MA
Responsible agency
U.S. Geological Survey
Site type
Stream
State
Massachusetts
County
Essex County
Country
United States of America
Hydrologic unit code
010700
Time zone
EST

Original source and date

U.S. Geological Survey · source checked 2026-10-19T16:42:17+00:00

Open original station record · Source catalog snapshot endpoint