Ellis Lake No. 2 Dam

About Ellis Lake No. 2 Dam

The primary purpose of Ellis Lake No. 2 Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Ellis Lake Recreation Club, Inc. (private). It impounds the Tributary To Porcupine Creek near Tiffin.

The dam stands 25 feet tall and stretches 270 feet across, creates a reservoir covering 6 acres, has a maximum storage capacity of 74 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1955, the structure is well into its service life at over 50 years old.

This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. Its condition is rated fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. An emergency action plan is in place for this dam. The most recent inspection on record was 05/18/2023.

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