Dodge Falls

Connecticut River· Grafton, New Hampshire· Built 1905· Timber Crib· 18 ft tall
Low Hazard Hydroelectric Water Supply Private

Key Takeaway

Dodge Falls is classified as low hazard in New Hampshire. It was completed in 1905 and is 121 years old. Its primary use is hydroelectric.

Physical Details

Dam Height 18 ft (taller than 63.5% in NH)
Dam Length485 ft
Dam TypeTimber Crib
Max Storage4.9K acre-ft
Normal Storage4.9K acre-ft
Surface Area290 acres
Drainage Area2,215 sq mi
Max Discharge47,000 cfs
Year Completed1905 (121 years old)
NID IDNH00014

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: September 17, 2019
State Regulated: Yes
Regulatory Agency: NHDES DAM BUREAU

Ownership

Dodge Falls Associates Limited Partnership

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Dodge Falls?

Dodge Falls 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 Dodge Falls?

Dodge Falls is owned by Dodge Falls Associates Limited Partnership (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Dodge Falls built?

Dodge Falls was completed in 1905, making it 121 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 Dodge Falls?

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

How tall is Dodge Falls?

Dodge Falls has a dam height of 18 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 Dodge Falls last inspected?

Dodge Falls was last inspected on September 17, 2019. 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.