Caswell Lakes Road Embankment

CASWELL CREEK· Matanuska-Susitna Borough, Alaska· Earth· 14 ft tall
Significant Hazard Recreation Local Government

Key Takeaway

Caswell Lakes Road Embankment is classified as significant hazard in Alaska. 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 24.7% in AK)
Dam Length325 ft
Dam TypeEarth
Max Storage123 acre-ft
Normal Storage123 acre-ft
Surface Area22 acres
Drainage Area9 sq mi
Max Discharge230 cfs
NID IDAK00404

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: July 12, 2018
State Regulated: Yes
Regulatory Agency: AKDNR

Ownership

MATANUSKA-SUSITNA BOROUGH

Local Government

Frequently Asked Questions

What is the hazard classification of Caswell Lakes Road Embankment?

Caswell Lakes Road Embankment 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 Caswell Lakes Road Embankment?

Caswell Lakes Road Embankment is owned by MATANUSKA-SUSITNA BOROUGH (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

What is the primary purpose of Caswell Lakes Road Embankment?

Caswell Lakes Road Embankment 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 Caswell Lakes Road Embankment?

Caswell Lakes Road Embankment 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 Caswell Lakes Road Embankment last inspected?

Caswell Lakes Road Embankment was last inspected on July 12, 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.