Israel River Dam

ISRAEL RIVER· Coos, New Hampshire· Built 1981· Concrete· 22 ft tall
Low Hazard Flood Risk Reduction Federal Government

Key Takeaway

Israel River Dam is classified as low hazard in New Hampshire. It was completed in 1981 and is 45 years old. Its primary use is flood risk reduction.

Physical Details

Dam Height 22 ft (taller than 76.5% in NH)
Dam Length240 ft
Dam TypeConcrete
Max Storage52 acre-ft
Normal Storage16 acre-ft
Surface Area4 acres
Drainage Area133 sq mi
Max Discharge15,240 cfs
Year Completed1981 (45 years old)
NID IDNH01066

Safety Information

Low Hazard

No probable loss of human life and low economic/environmental losses expected.

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

Emergency Action Plan: No
Last Inspection: June 8, 2022
State Regulated: Yes
Regulatory Agency: NH DES

Ownership

US ARMY CORP OF ENGINEERS

Federal Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Israel River Dam?

Israel River Dam is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Israel River Dam?

Israel River Dam is owned by US ARMY CORP OF ENGINEERS (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Israel River Dam built?

Israel River Dam was completed in 1981, making it 45 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 Israel River Dam?

Israel River Dam serves the following purposes: Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Israel River Dam?

Israel River Dam has a dam height of 22 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 Israel River Dam last inspected?

Israel River Dam was last inspected on June 8, 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.