Recreation Pond Dam

TR TODD LAKE· Merrimack, New Hampshire· Built 1950· Earth· 8 ft tall
Low Hazard Recreation Private

Key Takeaway

Recreation Pond Dam is classified as low hazard in New Hampshire. It was completed in 1950 and is 76 years old. Its primary use is recreation.

Physical Details

Dam Height 8 ft (taller than 5% in NH)
Dam Length130 ft
Dam TypeEarth
Max Storage137 acre-ft
Normal Storage15 acre-ft
Surface Area30 acres
Drainage Area3 sq mi
Max Discharge295 cfs
Year Completed1950 (76 years old)
Year Modified2007
NID IDNH00799

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: October 22, 2018
State Regulated: Yes
Regulatory Agency: NH DES

Ownership

LOCH LYNDON DEVELOPMENT INC

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Recreation Pond Dam?

Recreation Pond 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 Recreation Pond Dam?

Recreation Pond Dam is owned by LOCH LYNDON DEVELOPMENT INC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Recreation Pond Dam built?

Recreation Pond Dam was completed in 1950, making it 76 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 Recreation Pond Dam?

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

How tall is Recreation Pond Dam?

Recreation Pond Dam has a dam height of 8 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 Recreation Pond Dam last inspected?

Recreation Pond Dam was last inspected on October 22, 2018. 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.