Heritage Lake Dam (Heritage Lake)

Field Descriptions

Dam Name: Heritage Lake Dam
Other Name: HERITAGE LAKE
NID ID: IL00346
Longitude: -89.3417
Latitude: 40.5467
Map Section: 9;24N;2W;3
County: TAZEWELL
River: TRIB MACKINAW RIVER
State: IL
Nearest City: MACKINAW
Distance: 2 miles
Owner Name: HERITAGE LAKE ASSOCIATION, INC.
Owner Type: Private
Dam Designer: UNKNOWN
Private Dam? No
Dam Type: Earth
Purposes: Recreation
Dam Length: 590 feet
Dam Height: 56 feet
Maximum Discharge: 1820 cu ft/sec
Maximum Storage: 2425 acre-feet
Normal Storage: 1703 acre-feet
Surface Area: 78 acres
Drainage Area: 1.9 square miles
Hazard Potential: Significant
Emergency Action Plan? Yes
Inspection Date: 2010-09-27
Inspection Frequency: 3
State Regulated Dam? Yes
State Regulating Agency: IDNR
Spillway Type: Uncontrolled
Spillway Width: 315 feet
Outlet Gates: U
Federal Funding Agency: HERITAGE LAKE
Source Agency:

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