How deep is Four Mile Island?

Four Mile Island has a depth range of 0–0.9 metres (0–3 feet). Check the dive site page for current conditions and any depth-specific guidance before planning your dive.

Can beginners dive Four Mile Island?

Four Mile Island is rated as intermediate difficulty, which may not suit new divers. A Not applicable (not a dive site) certification or equivalent is suggested. Consider your experience level, conditions, and local guidance before planning.

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IntermediateBoat entry

Four Mile Island

Q: When is the best time to dive Four Mile Island?

The best time to dive Four Mile Island is typically Not applicable — this is an intertidal fishing reef, not a dive site, and is effectively undivable.. Conditions vary, so check the latest reports and forecasts on the dive site page before your trip.

Georgia, United States

Intertidal reef structures (pallet balls, fish aggregating device) lie at 0-3 ft MLW0–1 m depthBoat entryRash guard or 2mm shorty typical

Boat dive — see Entry & access.

Four Mile Island at a glance

Four Mile Island is a intermediate boat dive site in Georgia, United States with depths of 0–0.9 m (0–3 ft). The best time to dive is typically Not applicable — this is an intertidal fishing reef, not a dive site, and is effectively undivable.. Recent reports put the water around 32°C (89°F). Check the latest conditions and entry details before you go.

Marine model · graded 14h ago

0.3 mwaves — under half a meter expected

Tap a factor for its source and model point

Site hazards: Intertidal reef structures (pallet balls, fish aggregating device) lie at 0-3 ft MLW

Read the full hazards ↓

Dive windows this week

Best: Thu

Tue7:00–21:00

Wed7:00–21:00

Thu7:00–21:00

Fri7:00–21:00

Sat7:00–21:00

Sun7:00–21:00

Mon7:00–21:00

Favorable windowModerate window— no window

First light 6:12 · Sunrise 6:39 · Sunset 20:24

Source: Open-Meteo marine · model point 12 km from site · graded 14h ago

Forecast only — always assess conditions on site.

Forecast · NOAA tide model

Tide & slack timing

Recent diver reports

Dated firsthand observations from divers — not current conditions.

No diver reports for this site yet. — one dated observation helps every diver after you.

What Divers Say

Best time: Not applicable — this is an intertidal fishing reef, not a dive site, and is effectively undivable.

Based on community reviews and site data. Conditions vary — always verify before diving.

Best months, historically

No seasonal history for this site yet — historical marine data is still being aggregated.

Marine life recorded at this site

No recorded sightings data for this site yet. Species lists appear as GBIF records and diver reports accumulate.

Fills & rentals nearby

No dive shops mapped within 25 km. Know one? Add it to the map.

Site details

Four Mile Island is a dive site in United States. Maximum depth is around 1 m. The site is reached by boat. Rated intermediate based on available data.

reef

Intertidal reef structures (pallet balls, fish aggregating device) lie at 0-3 ft MLW — at or just below the surface and exposed at low tide — making the site a grounding hazard for boats; it is marked with two pilings. Not suitable for diving.

Reviews

No reviews yet — this site is waiting for its first. Dived here? Your rating and a few lines help the next diver.

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