High Great Lakes > High Water Table > Mounded Electric Septic System. WHY? After 40 years of seasonal service, the gravity field gave out. The concrete tank was fine. System is not on the Lake side. The old field was removed; replaced with clean sand & gravel in a layered mound per Health Department Spec. Max depth of bed is 8 inches above water table. Cost is nearly double that of gravity system. Read more 2020 Summer TNN News
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Elk Rapids, MI 49629
