Cassville Dam
Cassville Dam is an earth dam located in Ocean County, New Jersey. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
About Cassville Dam
The primary purpose of Cassville Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Rova Farms Inc. (private). It impounds the Small Branch Toms River.
The dam stands 6 feet tall and stretches 225 feet across, creates a reservoir covering 14 acres, has a storage capacity of 100 acre-feet, and collects water from a drainage area of 6 square miles.
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 satisfactory, indicating no existing or potential dam safety deficiencies are recognized. An emergency action plan is in place for this dam. The most recent inspection on record was 08/22/2024.
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Location
| State | New Jersey |
| County | Ocean |
| River/Stream | Small Branch Toms River |
| Coordinates | 40.11070, -74.38888 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 6 ft |
| Dam Height | 6 ft |
| Dam Length | 225 ft |
Storage & Hydraulics
| NID Storage | 100 acre-ft |
| Normal Storage | 100 acre-ft |
| Surface Area | 14 acres |
| Drainage Area | 6 sq mi |
| Max Discharge | 168 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | Rova Farms Inc. |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 08/22/2024 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | NJ00606 |
| Federal ID | NJ00606 |
| More Info | State Dam Safety Program |