Wastewater Treatment Plants in Connecticut

58 facilities · 143 MGD combined flow

Below are publicly owned wastewater treatment plants in Connecticut tracked by Klarifi, with average flow, treatment technology and NPDES permit details. Click a facility for its full profile.

Facility	City	Flow (MGD)
Westside Water Pollution Control Facility	Bridgeport	16.53
Stamford Water Pollution Control Facility	Stamford	13.38
Norwalk WPCF	East Norwalk	10.1
Danbury Water Pollution Control Facility	Danbury	8.24
Meriden Water Pollution Control Facility	Meriden	7.66
Fairfield Water Pollution Control Facility	Fairfield	6.59
Greenwich WPCF	Greenwich	6.22
Stratford Water Pollution Control Facility	Stratford	5.56
Piacenti Wastewater Treatment Plant	New London	5.25
Hockanum River Water Pollution Control Facility	Manchester	5.22
Milford - Housatonic WPCF	Milford	4.88
Rocky Hill Water Pollution Control Facility	Rocky Hill	4.38
Southington WPCF	Southington (plantsville)	4.25
Enfield Water Pollution Control Facility	Enfield	3.57
Torrington Water Pollution Control Facility	Torrington	3.48
Killingly Water Pollution Control Fac.	Danielson	3.17
Branford Water Pollution Control Facility	Branford	3.03
Glastonbury Water Pollution Control Facility	Glastonbury	2.4
South Windsor Water Pollution Control Facility	South Windsor	2.32
Chesire,water Pollution Control Facility	Cheshire	2.15
Plainville WPCF	Plainville	1.95
Shelton Water Pollution Control Facility	Shelton	1.8
Simsbury Water Pollution Control Facility	Simsbury	1.67
Westport WPCF	Westport	1.56
Ansonia Water Pollution Control Facility	Ansonia	1.5
Milford Beaver Brook WPCF	Milford	1.48
Willimantic WPCF	Willimantic	1.45
Winsted WPCF	Winsted	1.19
University Of Ct Water Pollution Control Facility	Storrs	1.15
East Hampton Water Pollution Control Facility	East Hampton	1.14
Seymour WPCF	Seymour	0.98
Montville Water Pollution Control Facility	Montville (uncasville)	0.93
East Windsor Water Pollution Control Facility	East Windsor	0.84
Putnam W P C F	Putnam	0.8
Thomaston WPCF	Thomaston	0.77
New Canaan Wastewater Treatment Plant	New Canaan	0.59
Canton WPCF	Canton	0.55
Stafford / WPCF	Stafford Springs	0.54
Mystic WPCF	Mystic	0.49
Plainfield North Water Pollution Control Facility	Plainfield	0.46
Plainfield Village Sewage Treatment Plant	Plainfield	0.32
Newtown /wpcf	Newtown	0.3
Beacon Falls Water Pollution Control Fac	Beacon Falls	0.3
Litchfield WPCF	Bantam	0.29
Thompson WPCF	Thompson	0.29
Portland Water Pollution Control Facility	Portland	0.28
Canaan Fire District	North Canaan	0.25
Town Of Salisbury WPCF	Salisbury	0.24
Stonington Borough WPCF	Stonington	0.2
Deep River Water Pollution Control Facility	Deep River	0.17
Somers WPCF	Somers	0.1
Sprague Wastewater Treatment Plant	Baltic	0.1
Town Of Norfolk WPCF	Norfolk	0.1
Ledyard Water Pollution Control Facility	Ledyard	0.09
Sharon Water Pollution Control Facility	Sharon	0.05
New Hartford WPCF	New Hartford	0.04
Redding Wastewater Treatment Facility	Redding	0.03
East Haddam Water Pollution Control Facility	East Haddam	0.02

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