American Tissue

American Tissue is a masonry dam located in Kennebec County, Maine, built in 1900. It carries a High hazard potential classification and has a satisfactory condition assessment.

About American Tissue

The primary purpose of American Tissue is hydroelectric. The dam generates hydroelectric power by channeling water through turbines, converting the energy of flowing water into electricity. The dam is owned by Kei (maine) Power Management (iii) Llc (private). It impounds the Cobbosseecontee Stream near Gardiner.

The dam stands 24 feet tall and stretches 227 feet across, creates a reservoir covering 12 acres, has a maximum storage capacity of 108 acre-feet, and collects water from a drainage area of 220 square miles. Completed in 1900, the structure is over a century old.

This dam carries a high hazard potential classification, which means that a failure or uncontrolled release of water would likely cause loss of human life. This classification reflects the consequences of failure, not the likelihood — it indicates that people live or work in the area downstream. 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 08/30/2022.

Living Downstream

If you live or work downstream of this dam, consider taking these steps: learn your local evacuation routes, check whether your county emergency management office has a dam failure inundation map, and sign up for local emergency alerts. The Maine dam safety program can provide more specific information about emergency planning for this structure.

Search for dams near your address to see all dams in your area with hazard classifications and safety data.

High HazardSatisfactory ConditionEmergency Action Plan: Yes

Location

StateMaine
CountyKennebec
Nearest CityGardiner
River/StreamCobbosseecontee Stream
Coordinates44.22181, -69.78555

Physical Characteristics

Dam TypeMasonry
NID Height24 ft
Dam Height24 ft
Dam Length227 ft
Year Completed1900 (126 years old)

Storage & Hydraulics

NID Storage108 acre-ft
Max Storage108 acre-ft
Normal Storage108 acre-ft
Surface Area12 acres
Drainage Area220 sq mi
Max Discharge5,392 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeHydroelectric
OwnerKEI (Maine) Power Management (III) LLC
Owner TypePrivate
Hazard ClassificationHigh
Condition AssessmentSatisfactory
Last Inspection08/30/2022
Emergency Action PlanYes

Identifiers

NID IDME00094
Federal IDME00094
More InfoState Dam Safety Program

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