Updated
Great Falls
Waterfall
Live flow only — judge the water in person
Use cautionLive flow only — judge the water in person: live streamflow is available but no water-temperature sensor is nearby.
- Streamflow 360 ft³/s
- Gage height 2.28 ft
Live, provisional data from USGS gauge HOUSATONIC RIVER AT FALLS VILLAGE, CT (0.4 mi away), as of Oct 29, 5:15 AM gauge-local time.
Why, sources & official advisories
- Live streamflow is available but no water-temperature sensor is nearby. — USGS gauge 01199000, as of Oct 29, 5:15 AM gauge-local time
- Flow is within the normal range (25th–75th percentile) for Oct 29 (median 524 ft³/s over 114 years). — USGS daily streamflow statistics, as of Oct 29, 5:15 AM gauge-local time
No official beach-advisory feed for Connecticut yet — follow posted signs and local guidance.
Largest waterfall by water volume in Connecticut (however, water is diverted away from the falls during certain times for hydropower generation).
Interactive map not available
What’s swimming here?
Fish recorded within 2 km: Yellow Bullhead, White Sucker, Chain Pickerel and 1 more species.
4 fish species in 4 public records within 2 km of Great Falls since 2000.
- 1 record · 2025
- White Sucker Catostomus commersonii1 record · 2025
- 1 record · 2025
- Bluntnose Minnow Pimephales notatus1 record · 2025
Non-native: the USGS Nonindigenous Aquatic Species database lists the species as introduced to the Housatonic watershed.
Caught one? Make it a card.Snap your catch in Reelio and collect every species. Free on iPhone.Data: GBIF.org occurrence records, CC0 and CC BY only (iNaturalist research-grade observations). Common names: USGS NAS. Non-native flags: USGS NAS. These are sightings and specimens people reported, not a survey: a fish missing from the list may still live here.
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Frequently asked questions
- Where is Great Falls?
- Great Falls is a waterfall in Connecticut.
- Can you swim at Great Falls?
- Live flow only — judge the water in person: live streamflow is available but no water-temperature sensor is nearby. Checked October 29, 2026.
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Location & Contact
Connecticut
💧 Best times & visiting tips
- ›Visit after rainfall for best water flow
- ›Wear sturdy hiking boots with good traction
- ›Bring a waterproof camera or phone case
- ›Stay on designated trails and viewing areas
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