Beach · Onslow County · NC
Is Acc. NTB 41 between Ship Watch & St. Regis safe to swim?
Recent heavy rain may have spiked bacteria since the last clear sample.
Updated July 19, 2026 · North Carolina beach program (EPA BEACON)
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Know before you get in at Acc. NTB 41 between Ship Watch & St. Regis.
Get an alert the day a bacteria or algae advisory goes up.
What's in the water at Acc. NTB 41 between Ship Watch & St. Regis right now
As of July 19, 2026, Acc. NTB 41 between Ship Watch & St. Regis in Onslow County, North Carolina carries a swim caution. Blue-green algae are not currently monitored at this water. No fecal-bacteria advisory is posted (state beach program). Rainfall over the past week totaled 3.3 in, which can wash bacteria and nutrients into the water.
Blue-green algae at Acc. NTB 41 between Ship Watch & St. Regis
Acc. NTB 41 between Ship Watch & St. Regis is a lake in Onslow County, North Carolina. Blue-green algae are not currently monitored at this water.
Blue-green algae (cyanobacteria) blooms are most common from midsummer into early fall, when the water is warm, calm, and rich in nutrients from runoff. They can produce toxins that make people sick and can be rapidly fatal to dogs, so skip water that looks green, scummy, or like spilled paint, and keep children and pets out of it.
Frequently asked: swimming in Acc. NTB 41 between Ship Watch & St. Regis
- Is it safe to swim in Acc. NTB 41 between Ship Watch & St. Regis right now?
- Acc. NTB 41 between Ship Watch & St. Regis carries a swim caution today. Blue-green algae are not currently monitored at this water. Conditions can change quickly with wind, heat, and rain, so check the posted signs and look at the water before you get in.
- Does Acc. NTB 41 between Ship Watch & St. Regis have blue-green algae (cyanobacteria)?
- Blue-green algae are not currently monitored at Acc. NTB 41 between Ship Watch & St. Regis. Watch for green, blue-green, or paint-like scum and avoid the water if you see it.
- Can dogs swim in Acc. NTB 41 between Ship Watch & St. Regis?
- No bloom is detected at Acc. NTB 41 between Ship Watch & St. Regis today, but dogs are much more vulnerable to blue-green algae than people, and blooms can form within hours. Always keep dogs away from water that looks green, scummy, or discolored, and rinse them off after swimming.
- How many North Carolina lakes and beaches have swim advisories today?
- Today, 13 North Carolina waters are under a swim advisory and 113 more warrant caution, out of 255 monitored waters SwimZone tracks in the state.
- How is Acc. NTB 41 between Ship Watch & St. Regis's water quality measured?
- SwimZone builds this read from EPA CyAN satellite imagery for blue-green algae, official beach and fecal-bacteria advisories where a program monitors Acc. NTB 41 between Ship Watch & St. Regis, and a recent-rainfall overlay, all refreshed daily. It was last updated July 19, 2026.