WELCOME TO GILBOA QUARRY The Midwest’s Premier Destination for Scuba, Freediving, and Snorkeling Discover spring-fed, crystal-clear waters teeming with fish and unique underwater attractions. For over 30 years, Gilboa Quarry has been a cornerstone of the scuba diving community—offering ideal conditions for divers of all levels. With maximum depths ranging from 60 feet in the shallows to 140 feet in the deep zone, it’s the perfect training ground for both beginner and technical divers. Now under new ownership as of April 2021, Gilboa Quarry is proud to welcome non-divers too! Enjoy a day at our swimming beach—bring the whole family, pack a cooler, and relax with a beach chair by the water.