Gbmc Pond
Gbmc Pond is an earth dam located in Baltimore County, Maryland, built in 1993. It carries a Significant hazard potential classification and has a fair condition assessment.
About Gbmc Pond
The primary purpose of Gbmc Pond 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 Greater Baltimore Medical Center (private). It impounds the Towson Run-tr near Towson.
The dam stands 13 feet tall and stretches 350 feet across, creates a reservoir covering 0 acres, has a maximum storage capacity of 5 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1993, the structure is 33 years old.
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 04/25/2023.
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Location
| State | Maryland |
| County | Baltimore |
| Nearest City | Towson |
| River/Stream | Towson Run-tr |
| Coordinates | 39.39200, -76.62750 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 13 ft |
| Dam Height | 13 ft |
| Dam Length | 350 ft |
| Year Completed | 1993 (33 years old) |
Storage & Hydraulics
| NID Storage | 5 acre-ft |
| Max Storage | 5 acre-ft |
| Normal Storage | 1 acre-ft |
| Surface Area | 0 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 296 cfs |
| Spillway Type | None |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Greater Baltimore Medical Center |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 04/25/2023 |
| Emergency Action Plan | No |
Identifiers
| NID ID | MD00346 |
| Federal ID | MD00346 |
| More Info | State Dam Safety Program |