Polly Eagan Pond is an earth dam located in St. Tammany Parish, Louisiana, built in 1996. It carries a Low hazard potential classification and has a satisfactory condition assessment.
Dam profile
NID height · 19 ft19 ft tall and 330 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Polly Eagan Pond
The primary purpose of Polly Eagan Pond is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Polly Eagan (private). It impounds the Tr-black Bayou near Bush.
The dam stands 19 feet tall and stretches 330 feet across, creates a reservoir covering 18 acres, has a maximum storage capacity of 94 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1996, the structure is 30 years 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 12/13/2021.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Louisiana |
| County | St. Tammany |
| Nearest City | Bush |
| River/Stream | Tr-black Bayou |
| Coordinates | 30.64158, -90.00988 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 19 ft |
| Dam Height | 17 ft |
| Dam Length | 330 ft |
| Year Completed | 1996 (30 years old) |
Storage & Hydraulics
| NID Storage | 94 acre-ft |
| Max Storage | 94 acre-ft |
| Normal Storage | 66 acre-ft |
| Surface Area | 18 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 35 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Polly Eagan |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 12/13/2021 |
| Emergency Action Plan | No |
Identifiers
| NID ID | LA00087 |
| Federal ID | LA00087 |
| More Info | State Dam Safety Program |