Pierce Mill P-6597

General information

Waterway  Contoocook River
Current status   Active license 
Type of facility Conventional Hydro
Type of permit FERC License

FERC information

FERC docket # P-6597
FERC project name Monadnock Paper Mills
Other projects with this FERC number
Permit issued 5/18/14
Permit expiration 7/27/44

Ownership and operation

Owner Monadnock Paper Mills, Inc.
Owner type Industrial
Year first online (conventional hydro) 1915

Power and generating capacity

Number of units 2
Total capacity from hydraulic turbine-generator units within each plant 0.8 MW

The 1.9 MW Monadnock Project is located on the Contoocook River (a tributary of the Merrimack River), in the communities of Peterborough, Greenfield, Hancock, and Bennington in the southern central region of New Hampshire. The Project is located approximately 30 miles west of Manchester, New Hampshire and approximately 37 miles southwest of Concord, New Hampshire.

The 1.889-MW Monadnock Project consists of four developments: Powder Mill, Monadnock, Pierce, and Paper Mill (listed from upstream to downstream). The Powder Mill Development is a storage development that includes a dam and impoundment, but no generating facilities. The Monadnock, Pierce, and Paper Mill Developments operate in a run-of-river mode and each includes a dam, powerhouse, and impoundment.


NOI Filed 05-11-2009
Draft Proposed Study Plan Filed 10-23-2009
EA Issued 07-13-2013
License Issued 05-23-2014

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