Mason-dixon Water Supply Pond
Mason-dixon Water Supply Pond is an earth dam located in Cecil County, Maryland, built in 1966. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Mason-dixon Water Supply Pond
Mason-dixon Water Supply Pond is a dam in Cecil, Maryland. The dam is owned by York Building Products Co, Inc. (private). It impounds the Principio Creek-tr-dark Run near Principio Furnace.
The dam stands 67 feet tall and stretches 785 feet across, creates a reservoir covering 7 acres, has a maximum storage capacity of 255 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1966, the structure is well into its service life at over 50 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 05/03/2023.
At 67 feet, this dam is taller than 96% of all dams in the United States.
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Location
| State | Maryland |
| County | Cecil |
| Nearest City | Principio Furnace |
| River/Stream | Principio Creek-tr-dark Run |
| Coordinates | 39.61500, -76.03167 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 67 ft |
| Dam Height | 67 ft |
| Dam Length | 785 ft |
| Year Completed | 1966 (60 years old) |
Storage & Hydraulics
| NID Storage | 255 acre-ft |
| Max Storage | 255 acre-ft |
| Normal Storage | 108 acre-ft |
| Surface Area | 7 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 8,188 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Other |
| Owner | York Building Products Co, Inc. |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 05/03/2023 |
| Emergency Action Plan | No |
Identifiers
| NID ID | MD00052 |
| Federal ID | MD00052 |
| More Info | State Dam Safety Program |