Findlay Upground Reservoir No. 2

Findlay Upground Reservoir No. 2 is an earth dam located in Hancock County, Ohio, built in 1971. It carries a High hazard potential classification and has a fair condition assessment.

About Findlay Upground Reservoir No. 2

The primary purpose of Findlay Upground Reservoir No. 2 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 City Of Findlay (local government). It impounds the Blanchard River - Offstream near Findlay.

The dam stands 32 feet tall and stretches 17,525 feet across, creates a reservoir covering 624 acres, has a maximum storage capacity of 19,478 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1971, the structure is well into its service life at over 50 years 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 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 10/30/2019.

At 32 feet, this dam is taller than 76% of dams nationwide.

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 Ohio 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 HazardFair ConditionEmergency Action Plan: Yes

Location

StateOhio
CountyHancock
Nearest CityFindlay
River/StreamBlanchard River - Offstream
Coordinates41.01000, -83.57167

Physical Characteristics

Dam TypeEarth
NID Height32 ft
Dam Height32 ft
Dam Length17,525 ft
Year Completed1971 (55 years old)

Storage & Hydraulics

NID Storage19,478 acre-ft
Max Storage19,478 acre-ft
Normal Storage16,368 acre-ft
Surface Area624 acres
Drainage Area1 sq mi
Max Discharge110 cfs

Ownership & Safety

PurposeWater Supply
OwnerCity of Findlay
Owner TypeLocal Government
Hazard ClassificationHigh
Condition AssessmentFair
Last Inspection10/30/2019
Emergency Action PlanYes

Identifiers

NID IDOH00782
Federal IDOH00782
More InfoState Dam Safety Program

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