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Map of Cooper River Fossil Drift Dive
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ExpertBoat entry

Cooper River Fossil Drift Dive

South Carolina, United States
AOW suggested6–15 m depthBoat entry

Boat dive — see Entry & access.

Cooper River Fossil Drift Dive at a glance

Cooper River Fossil Drift Dive is an expert boat dive site in South Carolina, United States with depths of 6.1–15.2 m (20–50 ft). Typically most favorable Jul · from 3 years of archive data. Divers commonly see Freshwater turtle, Longnose gar, and American alligator. Check the latest conditions and entry details before you go.

Wind model · graded 13h ago

Tap a factor for its source and model point

Site hazards: Near-zero visibility, strong tidal current especially on the ebb, submerged trees and entanglement, boat traffic, alligators near the banks, easy diver-boat separation

Read the full hazards ↓

Dive windows this week

Best: Fri
Fri8:00–17:00
Sat8:00–12:00
Sun9:00–19:00
Mon8:00–18:00
Tue8:00–16:00
Wed8:00–20:00
Thu8:00–20:00

Favorable windowModerate window— no window

First light 6:36 · Sunrise 7:00 · Sunset 19:31

Source: Open-Meteo wind · graded 13h ago

Forecast only — always assess conditions on site.

Forecast · NOAA tide model

Tide & slack timing

Loading tide predictions

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.

Dived here today — did the forecast match?

What Divers Say

Best time: Roughly April through October when charters run, timed to slack tide

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

Best months, historically

What conditions have historically been typical at this site, month by month — not a forecast.

  1. Jan85% 9 kn
  2. Feb84% 10 kn
  3. Mar81% 11 kn
  4. Apr89% 10 kn
  5. May91% 9 kn
  6. Jun97% 9 kn
  7. Jul97% 8 kn
  8. Aug90% 8 kn
  9. Sep94% 9 kn
  10. Oct91% 9 kn
  11. Nov96% 8 kn
  12. Dec89% 9 kn

July hastypically had the largest share of favorable days here. Conditions vary year to year — this is historical context, not a forecast.

Based on 3 years of archive data. Bar height shows the share of days each month whose conditions have historically scored favorably.

Marine life seen at this site

Species noted at this site — not a promise of what you’ll encounter.

Fills & rentals nearby

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

Data updated June 2026

Site details

A famous blackwater drift-dive fishery for fossils northeast of Charleston, where divers comb shifting gravel beds 20-50 ft down in the tannin-stained, tidal Cooper River for megalodon teeth, whale and mastodon fossils and colonial artifacts. Light disappears within 10-15 ft of the surface and bottom visibility is typically 1-2 ft by dive light, with strong twice-daily tidal currents. Charters such as Dive the Cooper and Tooth Fairy Charters run trips from landings near Cypress Gardens in Berkeley County.

boatdriftmuck

Near-zero visibility, strong tidal current especially on the ebb, submerged trees and entanglement, boat traffic, alligators near the banks, easy diver-boat separation


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