Johnsons Pond Dam
Significant HazardFair ConditionEmergency Action Plan: No
Location
| State | Massachusetts |
| County | Essex |
| Nearest City | Groveland |
| River/Stream | Tributary of Johnson Creek |
| Coordinates | 42.73262, -71.04557 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 9 ft |
| Dam Length | 180 ft |
| Year Completed | 1930 (96 years old) |
Storage & Hydraulics
| NID Storage | 1,900 acre-ft |
| Max Storage | 1,900 acre-ft |
| Normal Storage | 810 acre-ft |
| Surface Area | 186 acres |
| Drainage Area | 4 sq mi |
| Max Discharge | 170 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Water Supply |
| Owner | City of Haverhill |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 05/10/2023 |
| Emergency Action Plan | No |