Gordon Hill Water Supply Dam

DICKERMAN BROOK· Belknap, New Hampshire· Built 1934· Earth· 15 ft tall
Significant Hazard Water Supply Local Government

Key Takeaway

Gordon Hill Water Supply Dam is classified as significant hazard in New Hampshire. It was completed in 1934 and is 92 years old. Its primary use is water supply. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 15 ft (taller than 47.8% in NH)
Dam Length300 ft
Dam TypeEarth
Max Storage10 acre-ft
Normal Storage10 acre-ft
Surface Area2 acres
Drainage Area1 sq mi
Max Discharge250 cfs
Year Completed1934 (92 years old)
Year Modified1989
NID IDNH00802

Safety Information

Significant Hazard

No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.

Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?

Emergency Action Plan: Yes
Last Inspection: June 28, 2022
State Regulated: Yes
Regulatory Agency: NH DES

Ownership

NEW HAMPTON VILLAGE PRECINCT

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Gordon Hill Water Supply Dam?

Gordon Hill Water Supply Dam is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Gordon Hill Water Supply Dam?

Gordon Hill Water Supply Dam is owned by NEW HAMPTON VILLAGE PRECINCT (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Gordon Hill Water Supply Dam built?

Gordon Hill Water Supply Dam was completed in 1934, making it 92 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.

What is the primary purpose of Gordon Hill Water Supply Dam?

Gordon Hill Water Supply Dam serves the following purposes: Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Gordon Hill Water Supply Dam?

Gordon Hill Water Supply Dam has a dam height of 15 ft. Dam height is measured from the natural streambed at the downstream toe to the top of the dam, and may differ from the visible height.

When was Gordon Hill Water Supply Dam last inspected?

Gordon Hill Water Supply Dam was last inspected on June 28, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.

Data from the National Inventory of Dams (NID) maintained by the US Army Corps of Engineers. Dam conditions may have changed since the last update. This site is not affiliated with USACE. Do not use for emergency planning — contact your local dam safety program.