Attica Wastewater Treatment Lagoon

Attica Wastewater Treatment Lagoon is an earth dam located in Seneca County, Ohio, built in 2016. It carries a Significant hazard potential classification and has a fair condition assessment.

About Attica Wastewater Treatment Lagoon

The primary purpose of Attica Wastewater Treatment Lagoon is debris control. The dam is designed to catch sediment, rocks, and debris carried by flowing water — particularly important in areas prone to mudslides or heavy erosion. The dam is owned by Village Of Attica (local government). It impounds the Tributary To Honey Creek - Offstream near Bloomville.

The dam stands 16 feet tall and stretches 3,850 feet across, has a maximum storage capacity of 269 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 2016, the structure is relatively new.

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 06/20/2023.

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Significant HazardFair ConditionEmergency Action Plan: Yes

Location

StateOhio
CountySeneca
Nearest CityBloomville
River/StreamTributary To Honey Creek - Offstream
Coordinates41.05889, -82.90278

Physical Characteristics

Dam TypeEarth
NID Height16 ft
Dam Height16 ft
Dam Length3,850 ft
Year Completed2016 (10 years old)

Storage & Hydraulics

NID Storage269 acre-ft
Max Storage269 acre-ft
Drainage Area0 sq mi

Ownership & Safety

PurposeDebris Control
OwnerVillage of Attica
Owner TypeLocal Government
Hazard ClassificationSignificant
Condition AssessmentFair
Last Inspection06/20/2023
Emergency Action PlanYes

Identifiers

NID IDOH03207
Federal IDOH03207
More InfoState Dam Safety Program

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