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Attention Instructors & Shop Owners

As a registered Dive Professional, we allow you to contribute by adding and editing event dates and information about your upcoming classes.  Registration is Free..

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We are now offering a new FREE feature called “Buddy Finder”!  Simply join for free to become a member, find other registered divers and organize your next diving trip to Gilboa Quarry!

What's There To See?

Gilboa Quarry is the best inland place to scuba dive in Northwest Ohio. Gilboa Quarry is a 14+ acre limestone quarry, located in Northwest Ohio….

The Midwest Premier Dive Site!

Gilboa Quarry is the best inland place to scuba dive in the Midwest! It is a 14+ acre limestone quarry, located in Northwest Ohio. There are wooded campgrounds encompassing over half the quarry’s perimeter.  It truly is a great location for diving and dive training. The quarry provides two distinct personalities: the shallow side at 5 – 65 ft provides great recreational enjoyment, while the deep side, with depths of 130 plus feet, is suitable for technical training….. Read More…

What's There To See?

Gilboa Quarry houses a number of different underwater attractions that divers can explore and interact with. From our Grumman Gulf Stream Twin Turbo Prop Airplane to our Sikorsky Helicopter, and several boats and cars, you’ll never get bored exploring the many different sites we have to offer!

Camping, Diving & Much More!

Whether you’re diving for the day or staying for the weekend, we have several accommodations to meet all of our customer’s needs. Bring a tent and camp, pull in your RV or camper, or take advantage of our bunk house! We even have discounted rates with local hotels.

Training Platforms

Because of the versatility that Gilboa Quarry offers, instructors and students travel from all over the country to dive and train here. With several training platforms, wrecks and attractions, and even a deep side for technical training, you’ll never run out of challenges at our 14+ acre quarry.

Tell Us What You Think…

Your Opinion Matters…

14 + 14 =

Current Temps & Visibility Coming Soon!

The Midwest Premier Dive Site!

Gilboa Quarry is the best inland place to scuba dive in the Midwest! It is a 14+ acre limestone quarry, located in Northwest Ohio. There are wooded campgrounds encompassing over half the quarry’s perimeter.  It truly is a great location for diving and dive training. The quarry provides two distinct personalities: the shallow side at 5 – 65 ft provides great recreational enjoyment, while the deep side, with depths of 130 plus feet, is suitable for technical training….. Read More…

What's There To See?

Gilboa Quarry houses a number of different underwater attractions that divers can explore and interact with. From our Grumman Gulf Stream Twin Turbo Prop Airplane to our Sikorsky Helicopter, and several boats and cars, you’ll never get bored exploring the many different sites we have to offer!

Camping, Diving & Much More!

Whether you’re diving for the day or staying for the weekend, we have several accommodations to meet all of our customer’s needs. Bring a tent and camp, pull in your RV or camper, or take advantage of our bunk house! We even have discounted rates with local hotels.

Training Platforms

Because of the versatility that Gilboa Quarry offers, instructors and students travel from all over the country to dive and train here. With several training platforms, wrecks and attractions, and even a deep side for technical training, you’ll never run out of challenges at our 14+ acre quarry.

Tell Us What You Think…

Your Opinion Matters…

13 + 8 =

Current Temps & Visibility Coming Soon!

3763 Old St. Rt. 224 Ottawa, OH 45875