Connecticut river levels

79 active gauges · data refreshed 6 min ago (NWS backup feed)

20 gauges with a water-level reading and an official flood stage; 0 at action level below flood stage. 56 gauges without a usable water-level reading; 3 with a reading but no published minor flood stage.

This summary uses the latest available readings, which may be delayed. Check each gauge’s observation time below. Below-stage readings do not rule out flooding elsewhere, including streets and unmonitored waterways.

Rivers: Quinebaug River · Housatonic River · Naugatuck River · Saugatuck River · Willimantic River · Natchaug River · Shetucket River · Little River · Still River · Farmington River · Quinnipiac River · Mill River · Shepaug River · Pootatuck River

Towns: Willimantic · Fairfield · Old Mystic

GaugeStatusStageFlowUpdated
Broad Brook at Broad Brook, CTNo flooding0.42 ft9 cfs
Bunnell Brook near Burlington, CTNo flooding1.77 ft1 cfs
Connecticut River at Thompsonville, CTNo flooding7.30 ft
Farmington River at Tariffville, CTNo flooding1.29 ft363 cfs
Farmington River at Unionville, CTNo flooding5.01 ft241 cfs
Hockanum River near East Hartford, CTNo flooding1.90 ft50 cfs
Housatonic River at Falls Village, CTNo flooding1.97 ft228 cfs
Housatonic River at Gaylordsville, CTNo flooding1.84 ft320 cfs
Housatonic River at Stevenson, CTNo flooding2.46 ft455 cfs
Mount Hope River near Warrenville, CTNo flooding1.10 ft7 cfs
Naugatuck River at Beacon Falls, CTNo flooding1.28 ft81 cfs
North Branch Park River at Hartford, CTNo flooding1.55 ft8 cfs
Pomperaug River at Southbury, CTNo flooding2.84 ft41 cfs
Quinebaug River at Jewett City, CTNo flooding4.79 ft246 cfs
Quinebaug River at Putnam, CTNo flooding2.08 ft77 cfs
Quinnipiac River at Wallingford, CTNo flooding2.68 ft79 cfs
Shetucket River near Willimantic, CTNo flooding2.09 ft126 cfs
Still River at Route 7 at Brookfield Center, CTNo flooding6.86 ft66 cfs
Willimantic River near Coventry, CTNo flooding2.49 ft30 cfs
Yantic River at Yantic, CTNo flooding1.21 ft25 cfs
Aspetuck River at Aspetuck, CTNo current data
Bride Brook near East Lyme, CTNo current data
Byram River at Pemberwick, CTNo current data
East Branch Eightmile River near North Lyme, CTNo current data
East Branch Naugatuck River at Torrington, ConnNo current data
Eightmile River at North Plain, CTNo current data
Farm River at Totoket Road at Totoket, CTNo current data
Fenton River at Mansfield, CTNo current data
Fivemile River near New Canaan, CTNo current data
French River at North Grosvenordale, CTNo current data
Honeypot Brook at Creamery Road at Cheshire, CTNo current data
Hop Brook near Naugatuck, CTNo current data
Housatonic River near New Milford, CTNo current data
Hubbard River near West Hartland, CTNo current data
Indian River near Clinton, CTNo current data
Latimer Brook near I-95N Exit 75 near Flanders, CTNo current data
Little River at Harrisville, CTNo current data
Mattabesset River at Route 372 at East BerlinNo current data
Mill River near Fairfield, CTNo current data
Mill River near Hamden, CTNo current data
Muddy Brook at Ellington, Upper SiteNo current data
Muddy River near East Wallingford, CTNo current data
Natchaug River at Marcy Rd. near Chaplin, CTNo current data
Natchaug River at Willimantic, CTNo current data
Naugatuck River at Thomaston, CTNo current data
Naugatuck River at Waterbury, CTNo current data
Nepaug River near Nepaug, Ct.No current data
Nonewaug River at Minortown, CTNo current data
Norwalk River at South Wilton, CTNo current data
Pequabuck River at Forestville, Ct.No current data
Pootatuck River at BerkshireNo current data
Pootatuck River at Sandy Hook, CTNo current data
Poquonnock River at Long Hill, CTNo current data
Quinebaug River at Quinebaug, CTNo current data
Quinebaug River at West Thompson, CTNo current data
Quinnipiac River at Southington, CTNo current data
Ridgefield Brook at Shields Lane near Ridgefield, CTNo current data
Rippowam River at Stamford, Ct.No current data
Rooster River at Fairfield, CTNo current data
Salmon Creek at Lime Rock, CTNo current data
Salmon River near East Hampton, CTNo current data
Sasco Brook near Southport, CTNo current data
Saugatuck River below Saugatuck Reservoir near Lyons Plain, CTNo current data
Saugatuck River near Redding, CTNo current data
Saugatuck River near Westport, CTNo current data
Shepaug River near Roxbury, CTNo current data
Shepaug River at Peters Dam at Woodville, CTNo current data
Shetucket River at Taftville, CTNo current data
Still River at Robertsville, CTNo current data
Stony Brook near West Suffield, CTNo current data
W Br Naugatuck River at Torrington, Ct.No current data
Weekeepeemee River at Hotchkissville, CTNo current data
West Branch Farmington River at Riverton, CTNo current data
Whitford Brook at Old Mystic, Ct.No current data
Whitford Brook below Williams Brook near Old Mystic, CTNo current data
Willimantic River at Merrow Rd. near Merrow, CTNo current data
Coginchaug River at Middlefield, CTNo flood stage defined4.79 ft19 cfs
Little River near Hanover, CTNo flood stage defined1.43 ft10 cfs
Pendleton Hill Brook near Clarks Falls, CTNo flood stage defined1.37 ft5 cfs
Provisional data: Real-time readings are provisional and subject to revision by the USGS — sensors can be affected by ice, debris, or equipment malfunction. Do not rely on this site for decisions involving personal safety; follow official guidance from the National Weather Service and local authorities.