Little Lehigh
Little Lehigh is a concrete dam located in Lehigh County, Pennsylvania, built in 1919. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Little Lehigh
The primary purpose of Little Lehigh is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by City Of Allentown (local government). It impounds the Little Lehigh Creek.
The dam stands 8 feet tall and stretches 118 feet across, creates a reservoir covering 5 acres, has a maximum storage capacity of 53 acre-feet, and collects water from a drainage area of 187 square miles. Completed in 1919, the structure is over a century old.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 08/09/2019.
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Location
| State | Pennsylvania |
| County | Lehigh |
| River/Stream | Little Lehigh Creek |
| Coordinates | 40.59667, -75.47389 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 8 ft |
| Dam Height | 8 ft |
| Dam Length | 118 ft |
| Year Completed | 1919 (107 years old) |
Storage & Hydraulics
| NID Storage | 53 acre-ft |
| Max Storage | 53 acre-ft |
| Normal Storage | 25 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 187 sq mi |
Ownership & Safety
| Purpose | Recreation |
| Owner | CITY OF ALLENTOWN |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 08/09/2019 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | PA00952 |
| Federal ID | PA00952 |
| More Info | State Dam Safety Program |