Sanborn Pond Grist Mill Dam

High HazardFair ConditionEmergency Action Plan: Yes

Location

StateNew Hampshire
CountyMerrimack
Nearest CityLOUDON
River/StreamSANBORN BROOK
Coordinates43.33392, -71.38480

Physical Characteristics

Dam TypeEarth
NID Height16 ft
Dam Height16 ft
Dam Length265 ft
Year Completed1830 (196 years old)

Storage & Hydraulics

NID Storage1,055 acre-ft
Max Storage1,055 acre-ft
Normal Storage470 acre-ft
Surface Area125 acres
Drainage Area4 sq mi
Max Discharge645 cfs

Ownership & Safety

PurposeOther
OwnerSANBORN MILLS INC
Owner TypePrivate
Hazard ClassificationHigh
Condition AssessmentFair
Last Inspection11/04/2021
Emergency Action PlanYes

Identifiers

NID IDNH00182
Federal IDNH00182
More InfoState Dam Safety Program

Nearby Dams

Sanborn Sawmill Dam 0.1 mi High Rollins Pond Dam 2.5 mi Low Pittsfield Mill Dam 3.3 mi High Whites Pond Dam And Dike 4.0 mi High Pittsfield Sewage Lagoon Dam 4.3 mi Significant Barnstead Parade Dam 4.7 mi High Shellcamp Pond Dam 5.0 mi Low Wong Wildlife Pond Dam 5.2 mi Low Runaway Pond East Dam 5.3 mi Significant Fountain Pond Center Dam 5.4 mi Low