Alsup Farm Pond Dam

Alsup Farm Pond Dam is an earth dam located in Brown County, Illinois, built in 1968. It carries a Low hazard potential classification.

About Alsup Farm Pond Dam

The primary purpose of Alsup Farm Pond Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Dawn Enterprises (private). It impounds the Trib Illinois River near Meredosia.

The dam stands 44 feet tall and stretches 400 feet across, and has a maximum storage capacity of 329 acre-feet. Completed in 1968, the structure is well into its service life at over 50 years old.

This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. The most recent inspection on record was 04/19/2024.

At 44 feet, this dam is taller than 90% of dams nationwide.

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Low HazardNot Available ConditionEmergency Action Plan: No

Location

StateIllinois
CountyBrown
Nearest CityMeredosia
River/StreamTrib Illinois River
Coordinates39.87155, -90.64597

Physical Characteristics

Dam TypeEarth
NID Height44 ft
Dam Height44 ft
Dam Length400 ft
Year Completed1968 (58 years old)

Storage & Hydraulics

NID Storage329 acre-ft
Max Storage329 acre-ft
Normal Storage251 acre-ft
Spillway TypeUncontrolled

Ownership & Safety

PurposeRecreation
OwnerDAWN ENTERPRISES
Owner TypePrivate
Hazard ClassificationLow
Condition AssessmentNot Available
Last Inspection04/19/2024
Emergency Action PlanNo

Identifiers

NID IDIL00499
Federal IDIL00499
More InfoState Dam Safety Program

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