Harrisville Pond is a 138 acre (0.55846668 km²) water body located in Cheshire County

Cheshire County, New Hampshire

-Demographics:As of the census of 2000, there were 73,825 people, 28,299 households, and 18,790 families residing in the county. The population density was 104 people per square mile . There were 31,876 housing units at an average density of 45 per square mile...

 in southwestern New Hampshire

New Hampshire

New Hampshire is a state in the New England region of the northeastern United States of America. The state was named after the southern English county of Hampshire. It is bordered by Massachusetts to the south, Vermont to the west, Maine and the Atlantic Ocean to the east, and the Canadian...

, in the town of Harrisville

Harrisville, New Hampshire

Harrisville is a town in Cheshire County, New Hampshire, United States. Besides the town center, it also includes the village of Chesham. The population of the town was 961 at the 2010 census....

. It is one of many lakes and ponds along Nubanusit Brook

Nubanusit Brook

Nubanusit Brook is a stream located in southern New Hampshire in the United States. It is a tributary of the Contoocook River, part of the Merrimack River watershed.Nubanusit Brook begins at the outlet of Nubanusit Lake in Nelson, New Hampshire...

. Water from Nubanusit Lake

Nubanusit Lake

Nubanusit Lake is a lake located on the border between Cheshire and Hillsborough counties in southwestern New Hampshire, United States, in the towns of Nelson and Hancock. The outlet of the lake is Nubanusit Brook, a tributary of the Contoocook River in the Merrimack River drainage basin....

 flows via the Great Meadows into the pond on the north side and out of the pond at two dams on the south side. One dam allows the level of the pond to be raised or lowered and also adjusts the flow through the mills that span that part of the outlet, while the other dam is made of large stones and sandbags. It is a tributary to the Contoocook River

Contoocook River

The Contoocook River is a river in New Hampshire. It flows from Pool Pond and Contoocook Lake on the Jaffrey/Rindge border to Penacook , where it empties into the Merrimack River. It is one of only a few rivers in New Hampshire that flow in a predominantly northward direction...

.

The pond lies just north of the village of Harrisville.