St. Marys Lime Sludge Lagoons

Significant HazardSatisfactory ConditionEmergency Action Plan: Yes

Location

StateOhio
CountyAuglaize
Nearest CityST. MARYS
River/StreamKOOP
Coordinates40.51500, -84.38500

Physical Characteristics

Dam TypeEarth
NID Height13 ft
Dam Height13 ft
Dam Length2,640 ft
Year Completed1988 (38 years old)

Storage & Hydraulics

NID Storage128 acre-ft
Max Storage128 acre-ft
Normal Storage92 acre-ft
Surface Area12 acres
Drainage Area0 sq mi
Max Discharge10 cfs

Ownership & Safety

PurposeTailings
OwnerCity of St. Marys
Owner TypeLocal Government
Hazard ClassificationSignificant
Condition AssessmentSatisfactory
Last Inspection12/04/2024
Emergency Action PlanYes

Identifiers

NID IDOH01212
Federal IDOH01212
More InfoState Dam Safety Program

Nearby Dams

Grand Lake St. Marys - East Embankment 2.0 mi High Forty Acre Pond Dam 4.7 mi Low Montezuma Club Island Wwt Lagoon Cell 4 8.9 mi Significant Montezuma/club Island Wwt Lagoons 9.0 mi Significant Grand Lake St. Marys - West Embankment 10.0 mi High Lake Loramie Dam 11.0 mi High Coldwater Wastewater Treatment Dam 12.4 mi Significant St. Henry Wwt Lagoon 13.9 mi Significant Barhorst Lake Dam 14.9 mi Significant