Beach · Cumberland County · NJ
Is Downe Twp at Fortescue safe to swim?
No advisory or algae bloom reported for this water today.
Updated July 19, 2026 · New Jersey beach program (EPA BEACON)
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What's in the water at Downe Twp at Fortescue right now
As of July 19, 2026, Downe Twp at Fortescue in Cumberland County, New Jersey is clear to swim. 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 0.0 in, which can wash bacteria and nutrients into the water.
Blue-green algae at Downe Twp at Fortescue
Downe Twp at Fortescue is a lake in Cumberland County, New Jersey. 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 Downe Twp at Fortescue
- Is it safe to swim in Downe Twp at Fortescue right now?
- Downe Twp at Fortescue is clear to swim 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 Downe Twp at Fortescue have blue-green algae (cyanobacteria)?
- Blue-green algae are not currently monitored at Downe Twp at Fortescue. Watch for green, blue-green, or paint-like scum and avoid the water if you see it.
- Can dogs swim in Downe Twp at Fortescue?
- No bloom is detected at Downe Twp at Fortescue 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 New Jersey lakes and beaches have swim advisories today?
- Today, 4 New Jersey waters are under a swim advisory and 73 more warrant caution, out of 467 monitored waters SwimZone tracks in the state.
- How is Downe Twp at Fortescue'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 Downe Twp at Fortescue, and a recent-rainfall overlay, all refreshed daily. It was last updated July 19, 2026.