Irwin Creek Overflow Lagoon Dam
Irwin Creek Overflow Lagoon Dam is an earth dam located in Mecklenburg County, North Carolina, built in 2001. It carries a Significant hazard potential classification and has a fair condition assessment.
About Irwin Creek Overflow Lagoon Dam
Irwin Creek Overflow Lagoon Dam is a dam in Mecklenburg, North Carolina. The dam is owned by Charlotte Water, Customer Service And Engineering (public utility). It impounds the Irwin Creek.
The dam stands 26 feet tall and stretches 1,890 feet across, creates a reservoir covering 6 acres, and has a maximum storage capacity of 104 acre-feet. Completed in 2001, the structure is relatively new.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. Its condition is rated fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. The most recent inspection on record was 12/09/2024.
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Location
| State | North Carolina |
| County | Mecklenburg |
| River/Stream | Irwin Creek |
| Coordinates | 35.19810, -80.90700 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 26 ft |
| Dam Length | 1,890 ft |
| Year Completed | 2001 (25 years old) |
Storage & Hydraulics
| NID Storage | 104 acre-ft |
| Max Storage | 104 acre-ft |
| Normal Storage | 92 acre-ft |
| Surface Area | 6 acres |
| Spillway Type | None |
Ownership & Safety
| Purpose | Other |
| Owner | Charlotte Water, Customer Service and Engineering |
| Owner Type | Public Utility |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 12/09/2024 |
| Emergency Action Plan | No |
Identifiers
| NID ID | NC03450 |
| Federal ID | NC03450 |
| More Info | State Dam Safety Program |