Weeks Crossing Pond Dam

BLACK BROOK· Grafton, New Hampshire· Earth· 14 ft tall
Significant Hazard Recreation State Government

Key Takeaway

Weeks Crossing Pond Dam is classified as significant hazard in New Hampshire. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 14 ft (taller than 42.1% in NH)
Dam Length80 ft
Dam TypeEarth
Max Storage78 acre-ft
Normal Storage24 acre-ft
Surface Area8 acres
Drainage Area2 sq mi
Max Discharge1,275 cfs
Year Modified2021
NID IDNH00899

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: December 15, 2021
State Regulated: Yes
Regulatory Agency: NH DES

Ownership

NH FISH AND GAME DEPARTMENT

State Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Weeks Crossing Pond Dam?

Weeks Crossing Pond 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 Weeks Crossing Pond Dam?

Weeks Crossing Pond Dam is owned by NH FISH AND GAME DEPARTMENT (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

What is the primary purpose of Weeks Crossing Pond Dam?

Weeks Crossing 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 Weeks Crossing Pond Dam?

Weeks Crossing Pond Dam has a dam height of 14 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 Weeks Crossing Pond Dam last inspected?

Weeks Crossing Pond Dam was last inspected on December 15, 2021. 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.