Ross is an earth dam located in Susquehanna County, Pennsylvania, built in 1974. It carries a Significant hazard potential classification and has a fair condition assessment.
Dam profile
NID height · 21 ft21 ft tall and 286 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 Ross
The primary purpose of Ross is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Hilary Ross (private). It impounds the East Branch Tunkhannock Creek.
The dam stands 21 feet tall and stretches 286 feet across, creates a reservoir covering 4 acres, has a maximum storage capacity of 70 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1974, the structure is well into its service life at over 50 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. An emergency action plan is in place for this dam. The most recent inspection on record was 09/17/2020.
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Location
| State | Pennsylvania |
| County | Susquehanna |
| River/Stream | East Branch Tunkhannock Creek |
| Coordinates | 41.74028, -75.56222 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 21 ft |
| Dam Height | 21 ft |
| Dam Length | 286 ft |
| Year Completed | 1974 (52 years old) |
Storage & Hydraulics
| NID Storage | 70 acre-ft |
| Max Storage | 70 acre-ft |
| Normal Storage | 13 acre-ft |
| Surface Area | 4 acres |
| Drainage Area | 0 sq mi |
Ownership & Safety
| Purpose | Recreation |
| Owner | Hilary Ross |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 09/17/2020 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | PA00978 |
| Federal ID | PA00978 |
| More Info | State Dam Safety Program |