Telos is a timber crib dam located in Piscataquis County, Maine, built in 1890. It carries a Low hazard potential classification and has a poor condition assessment.

Hazard potentialLowFailure would cause limited damage
ConditionPoor3rd of 4 · remedial action needed
Emergency action planNot reported
Last inspection11/07/2011
Height20 ft
Built1890136 years ago

Dam profile

NID height · 20 ft
20 FT TWO-STORY HOUSEMEDIAN U.S. DAM · 24 FT

20 ft tall and 240 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 Telos

The primary purpose of Telos 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 Bpl, Doc/state of Maine (allagash Wilderness Waterway) (state). It impounds the Allagash Stream.

The dam stands 20 feet tall and stretches 240 feet across, creates a reservoir covering 11,200 acres, and has a maximum storage capacity of 105,200 acre-feet. Completed in 1890, 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. Its condition is rated poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. The most recent inspection on record was 11/07/2011. That was over 14 years ago.

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Location

StateMaine
CountyPiscataquis
River/StreamAllagash Stream
Coordinates46.14697, -69.12723

Physical Characteristics

Dam TypeTimber Crib
NID Height20 ft
Dam Height20 ft
Dam Length240 ft
Year Completed1890 (136 years old)

Storage & Hydraulics

NID Storage105,200 acre-ft
Max Storage105,200 acre-ft
Normal Storage10,100 acre-ft
Surface Area11,200 acres

Ownership & Safety

PurposeHydroelectric
OwnerBpl, Doc/state of Maine (allagash Wilderness Waterway)
Owner TypeState
Hazard ClassificationLow
Condition AssessmentPoor
Last Inspection11/07/2011
Emergency Action PlanNot Required

Identifiers

NID IDME00197
Federal IDME00197
More InfoState Dam Safety Program