Can you swim here today?
Green Swamp Brook
Connecticut · River
Live flow only — judge the water in person
Use cautionAs of August 23, 2026, USGS gauge 01119001, 5.1 miles away, reports a streamflow of 33 ft³/s near Green Swamp Brook but no water-temperature reading.
Live flow only — judge the water in person: live streamflow is available but no water-temperature sensor is nearby.
- Live streamflow is available but no water-temperature sensor is nearby. — USGS gauge 01119001, as of Aug 23, 1:30 AM gauge-local time
- Heavy rain today can raise bacteria levels near outfalls and river mouths.
Streamflow
33 ft³/s
discharge
Gage height
6.28 ft
water level
No official beach-advisory feed for Connecticut yet — follow posted signs and local guidance.
Live, provisional data from USGS gauge POQUONNOCK RIVER AT LONG HILL, CT (5.1 mi away), as of Aug 23, 1:30 AM gauge-local time.
Before you get in
- Never swim alone — and keep weaker swimmers within arm's reach.
- Scout depth and entry/exit points before you get in.
- Read the current: avoid fast, rising, or murky water.
- Check the forecast — get out well before storms or lightning.
- Obey posted signs, flags, and lifeguard guidance.
Read next
Conditions are for general information only and can change quickly. Always judge the water in person and follow posted advisories and local guidance before swimming or paddling.