Cellu Company Dam
Cellu Company Dam is an earth dam located in Hartford County, Connecticut, built in 1950. It carries a Significant hazard potential classification and has a fair condition assessment.
About Cellu Company Dam
The primary purpose of Cellu Company 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 Dunn Paper-east Hartford, Llc (private). It impounds the Hockanum River near East Hartford.
The dam stands 12 feet tall and stretches 120 feet across, creates a reservoir covering 35 acres, has a maximum storage capacity of 295 acre-feet, and collects water from a drainage area of 72 square miles. Completed in 1950, the structure is well-established, with more than 75 years of service.
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 08/13/2019.
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Location
| State | Connecticut |
| County | Hartford |
| Nearest City | East Hartford |
| River/Stream | Hockanum River |
| Coordinates | 41.77645, -72.60617 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 12 ft |
| Dam Height | 12 ft |
| Dam Length | 120 ft |
| Year Completed | 1950 (76 years old) |
Storage & Hydraulics
| NID Storage | 295 acre-ft |
| Max Storage | 295 acre-ft |
| Normal Storage | 140 acre-ft |
| Surface Area | 35 acres |
| Drainage Area | 72 sq mi |
| Max Discharge | 1,870 cfs |
Ownership & Safety
| Purpose | Water Supply |
| Owner | Dunn Paper-East Hartford, LLC |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 08/13/2019 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | CT00526 |
| Federal ID | CT00526 |
| More Info | State Dam Safety Program |