Little Wabash River Dam

Low HazardNot Available ConditionEmergency Action Plan: Yes

Location

StateIllinois
CountyEffingham
Nearest CityEFFINGHAM-OFFSTREAM
River/StreamLITTLE WABASH RIVER
Coordinates39.10341, -88.59265

Physical Characteristics

Dam TypeGravity
NID Height13 ft
Dam Height13 ft
Dam Length103 ft
Year Completed1900 (126 years old)

Storage & Hydraulics

NID Storage560 acre-ft
Max Storage560 acre-ft
Normal Storage36 acre-ft
Surface Area6 acres
Drainage Area240 sq mi
Max Discharge2,902 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeWater Supply
OwnerCITY OF EFFINGHAM
Owner TypeLocal Government
Hazard ClassificationLow
Condition AssessmentNot Available
Last Inspection06/27/2025
Emergency Action PlanYes

Identifiers

NID IDIL01085
Federal IDIL01085
More InfoState Dam Safety Program

Nearby Dams

Central Illinois Public Service Company Lake Dam 0.8 mi Significant Lake Sara Dam 2.0 mi Significant June Lake Dam 2.8 mi Significant Lake Pauline Dam 3.3 mi Significant Old Altamont Reservoir Dam 6.6 mi Low Shoemakers Pond Dam 6.7 mi Low Altamont Reservoir Dam 8.2 mi Significant Lake Walter Scott Dam 10.5 mi Low Montrose City Lake Dam 12.7 mi Low Roberts Lake Dam 12.9 mi Low