Metroplex
Metroplex is an earth dam located in Montgomery County, Pennsylvania, built in 1999. It carries a Low hazard potential classification and has a fair condition assessment.
About Metroplex
The primary purpose of Metroplex is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Goldenberg Management, Inc. (private). It impounds the Plymouth Creek.
The dam stands 15 feet tall and stretches 200 feet across, has a maximum storage capacity of 50 acre-feet, and collects water from a drainage area of 4 square miles. Completed in 1999, the structure is 27 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 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 07/02/2018.
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Location
| State | Pennsylvania |
| County | Montgomery |
| River/Stream | Plymouth Creek |
| Coordinates | 40.10083, -75.29889 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 15 ft |
| Dam Height | 15 ft |
| Dam Length | 200 ft |
| Year Completed | 1999 (27 years old) |
Storage & Hydraulics
| NID Storage | 50 acre-ft |
| Max Storage | 50 acre-ft |
| Drainage Area | 4 sq mi |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | GOLDENBERG MANAGEMENT, INC. |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 07/02/2018 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | PA01701 |
| Federal ID | PA01701 |
| More Info | State Dam Safety Program |