Graymont Sludge Lagoons

Significant HazardFair ConditionEmergency Action Plan: Yes

Location

StateOhio
CountyOttawa
Nearest CityGENOA
River/StreamTOUSSAINT CREEK
Coordinates41.51333, -83.34667

Physical Characteristics

Dam TypeEarth
NID Height18 ft
Dam Height18 ft
Dam Length7,083 ft
Year Completed1981 (45 years old)

Storage & Hydraulics

NID Storage934 acre-ft
Max Storage934 acre-ft
Normal Storage772 acre-ft
Surface Area53 acres
Drainage Area0 sq mi

Ownership & Safety

PurposeTailings
OwnerGraymont Dolime (OH) Inc
Owner TypeNot Listed
Hazard ClassificationSignificant
Condition AssessmentFair
Last Inspection10/10/2024
Emergency Action PlanYes

Identifiers

NID IDOH02980
Federal IDOH02980
More InfoState Dam Safety Program

Nearby Dams

Genoa Ug Sewage Disposal Lgn Cells 1,2,3&4 0.3 mi Significant Howard Farm Cell 2 Dam 10.0 mi Significant Howard Farm Dam 10.2 mi High Collins Park Wtp Sludge Lagoons B & C 12.1 mi High Collins Park Wtp Sludge Lagoon A 12.2 mi Significant Collins Park Wtp Sludge Lagoon E 12.3 mi Significant