James M. Robertson Quarry (Blanch Prison) Suggest edit

United States Suggest · North Carolina Suggest

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BeginnerDifficulty

BeginnerRecommended cert

18Max dive depth

18.0 mSite max depth

3.0–10.0 mVisibility

NoneCurrent

NoneSurge

40 minAvg dive time

May to SeptemberBest months

20.0–26.0 °CWater (summer)

4.0–10.0 °CWater (winter)

Overview

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James M. Robertson Quarry, also known as Blanch Prison, is a unique dive site located in a former quarry that has filled with water, offering divers a chance to explore submerged structures and various aquatic life.

The dive site features submerged vehicles, structures, and a variety of fish species. Divers can expect a mix of quarry walls and open water, making it suitable for exploration and photography.

Conditions

Visibility: 3.0–10.0 m Suggest edit
Currents: None Suggest edit
Surge: None Suggest edit
Water temp (summer): 20.0–26.0 °C Suggest edit
Water temp (winter): 4.0–10.0 °C Suggest edit

Logistics

Entry: Shore Suggest edit
Permits required: No Suggest edit
Bottom types:
rock silt debris Suggest edit

Photo tips

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Utilize natural light for underwater photography; explore around structures for unique angles.

Location

Underwater Moments at James M. Robertson Quarry (Blanch Prison)

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