Ridgewood Reservoir Dam
Ridgewood Reservoir Dam is an earth dam located in Queens County, New York, built in 1891. It carries a Low hazard potential classification.
About Ridgewood Reservoir Dam
The primary purpose of Ridgewood Reservoir Dam is water supply. The dam stores water for municipal, industrial, or agricultural use, helping ensure a reliable supply for the surrounding area. The dam is owned by Nyc Dept Of Parks And Recreation (local government). It impounds the Tr-spring Creek near Highland Park.
The dam stands 30 feet tall and stretches 8,000 feet across, creates a reservoir covering 50 acres, has a maximum storage capacity of 926 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1891, the structure is over a century 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. An emergency action plan is in place for this dam. The most recent inspection on record was 10/22/2015. That was over 10 years ago.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | New York |
| County | Queens |
| Nearest City | Highland Park |
| River/Stream | Tr-spring Creek |
| Coordinates | 40.68750, -73.88556 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 30 ft |
| Dam Height | 30 ft |
| Dam Length | 8,000 ft |
| Year Completed | 1891 (135 years old) |
Storage & Hydraulics
| NID Storage | 926 acre-ft |
| Max Storage | 926 acre-ft |
| Normal Storage | 674 acre-ft |
| Surface Area | 50 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Water Supply |
| Owner | NYC DEPT OF PARKS AND RECREATION |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 10/22/2015 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | NY00160 |
| Federal ID | NY00160 |
| More Info | State Dam Safety Program |