Gypsea Bleu · Dive field notes
Find your next
way beneath.
Quarries, wrecks, and the places worth getting wet for. Explore our growing collection of dive sites, with practical details to help you plan the day.
From our dive log: Mermet Springs, Illinois.
Choose your next entry point
A little perspective.
A lot to explore.
Start with a place. Select a map pin to open its dive guide, or browse and compare sites below.
Loading the site map… View Mermet Springs on OpenStreetMap
Pins show approximate site locations, not underwater navigation routes. Confirm access with the operator.
The dive collection
Good dives begin
with a little local knowledge.
Find a place by name, location, or site type. Open a guide for attractions, dated condition reports, and the details that make a trip easier.
Loading the latest directory…
Mermet Springs
Belknap, Illinois, United States
A freshwater quarry with a Boeing 727, training platforms, and on-site camping.
Explore the dive guide →No sites match those filters. Try a different name or choose all site types.
The practical details
Compare before you go.
| Dive site | Location | Environment | Best for | Camping | Map |
|---|---|---|---|---|---|
| Mermet Springs | Belknap, Illinois | Freshwater quarry | Training, recreational dives, navigation | RV and tent | View map |
Water temperature, visibility, admission, and access can change. Read each guide’s dated notes and check the operator’s current information.