Harrison Mountain Lake Dam is an earth dam located in Passaic County, New Jersey, built in 1930. It carries a Low hazard potential classification.
Dam profile
NID height · 15 ft15 ft tall and 470 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 Harrison Mountain Lake Dam
The primary purpose of Harrison Mountain Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by L&z Realty Co. (private). It impounds the Branch Brunt Meadow Brook.
The dam stands 15 feet tall and stretches 470 feet across, creates a reservoir covering 12 acres, has a storage capacity of 76 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1930, the structure is well-established, with more than 75 years of service.
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. The most recent inspection on record was 11/02/2001. That was over 24 years ago.
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Location
| State | New Jersey |
| County | Passaic |
| River/Stream | Branch Brunt Meadow Brook |
| Coordinates | 41.10612, -74.31622 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 15 ft |
| Dam Height | 15 ft |
| Dam Length | 470 ft |
| Year Completed | 1930 (96 years old) |
Storage & Hydraulics
| NID Storage | 76 acre-ft |
| Normal Storage | 76 acre-ft |
| Surface Area | 12 acres |
| Drainage Area | 0 sq mi |
Ownership & Safety
| Purpose | Recreation |
| Owner | L&z Realty Co. |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 11/02/2001 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NJ00537 |
| Federal ID | NJ00537 |
| More Info | State Dam Safety Program |