Big Slough Recreation Area is a day use facility featuring a two lane boat ramp, bank fishing, and several picnic sites. The boat ramp enables access to the Mississippi River and backwaters of pool 13.
A $5.00 daily day use fee is charged for boat ramp access. Big Slough utilizes a pay station where a credit/debit card is needed for self registration. Annual passes can be purchased for $40.00.
Big Slough Recreation Area is located four miles north and one mile west of Thomson, Illinois off of State Highway 84 at 5955, 5999 Riverview Road, Thomson, IL 61285.
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