Gilboa Quarry
Quarry · Ohio
ℹ️ Community-reported spot. Details below are compiled from public sources and are reported to be accurate — always verify locally before visiting.
About this swimming hole
Gilboa Quarry is Ohio's scuba certification headquarters, a former limestone quarry with training platforms and explorer-style underwater ruins. Swimmers are welcome alongside the divers in the clear, deep water. It is the spot to get certified before a tropical trip.
Good to know
| Water type | Quarry |
|---|---|
| Water temperature | 60s |
| Depth | deep quarry |
| Best season | June-August |
| Fees | Admission fee |
| Reservations required | No |
| Parking | lot at 3763 Old State Route 224 |
| Amenities | scuba diving, training platforms |
| County | Putnam County |
| Nearest town | Ottawa |
| Safety notes | no lifeguard; deep water; scuba traffic |
Map
Nearby swimming holes
Frequently asked questions
Does Gilboa Quarry require reservations?
No reservations are required at Gilboa Quarry based on current information — but verify before you go.
Is there a fee to visit Gilboa Quarry?
Reported fee info: Admission fee. Fees can change — confirm with the official link.
When is the best time to visit Gilboa Quarry?
The best season is typically June-August.
⚠️ Verify before you go. Conditions, fees, reservations, and access can change — confirm details with the official link before visiting. Last verified: September 2026