Clear Lake

EAST BRANCH OIL CREEK· Crawford, Pennsylvania· Built 1855· 11 ft tall
Significant Hazard Recreation Local Government

Key Takeaway

Clear Lake is classified as significant hazard in Pennsylvania. It was completed in 1855 and is 171 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 11 ft (taller than 13.2% in PA)
Dam Length130 ft
Max Storage782 acre-ft
Normal Storage393 acre-ft
Surface Area118 acres
Drainage Area14 sq mi
Year Completed1855 (171 years old)
NID IDPA00175

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: October 8, 2020
State Regulated: Yes
Regulatory Agency: Pennsylvania Department of Environmental Protection

Ownership

SPARTANSBURG BOROUGH

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Clear Lake?

Clear Lake 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 Clear Lake?

Clear Lake is owned by SPARTANSBURG BOROUGH (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Clear Lake built?

Clear Lake was completed in 1855, making it 171 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 Clear Lake?

Clear Lake 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 Clear Lake?

Clear Lake has a dam height of 11 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 Clear Lake last inspected?

Clear Lake was last inspected on October 8, 2020. 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.