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Public water system

Aquarion-Greenwich

PWSID CT0570011 - Fairfield County, Connecticut

61 PPM
3.5 GPG
Slightly Hard
0Soft60120180300+
Slightly Hard (61 PPM)High Confidence - USGS Monitoring

System Details

Water source
surface water
Population served
53,297
Service connections
17,060
Status
Active

Hardness Evidence

Reported hardness
61 PPM
Grains per gallon
3.5 GPG
Data source
USGS monitoring
Source year
N/A

Linked City Reports

Monroe, CTNewtown, CTSandy Hook, CTShelton, CTBridgeport, CTTrumbull, CTEaston, CTSherman, CTBethel, CTBrookfield, CTCos Cob, CTDanbury, CTNew Fairfield, CTDarien, CTByram, CTGreenwich, CTNew Canaan, CTNorwalk, CTOld Greenwich, CTRidgefield, CTRiverside, CTWestport, CTWeston, CTWest Redding, CTWilton, CTStamford, CTRidgeway, CT

Served ZIP Codes

ZIPLocationZIP average
06468Monroe, CTSlightly Hard (71 PPM)
06470Newtown, CTSlightly Hard (71 PPM)
06482Sandy Hook, CTSlightly Hard (71 PPM)
06484Shelton, CTSlightly Hard (71 PPM)
06604Bridgeport, CTSlightly Hard (71 PPM)
06605Bridgeport, CTSlightly Hard (71 PPM)
06606Bridgeport, CTSlightly Hard (71 PPM)
06607Bridgeport, CTSlightly Hard (71 PPM)
06608Bridgeport, CTSlightly Hard (71 PPM)
06610Bridgeport, CTSlightly Hard (71 PPM)
06611Trumbull, CTSlightly Hard (71 PPM)
06612Easton, CTSlightly Hard (71 PPM)
06614Bridgeport, CTSlightly Hard (71 PPM)
06615Bridgeport, CTSlightly Hard (71 PPM)
06784Sherman, CTSlightly Hard (71 PPM)
06801Bethel, CTSlightly Hard (72 PPM)
06804Brookfield, CTSlightly Hard (72 PPM)
06807Cos Cob, CTSlightly Hard (71 PPM)
06810Danbury, CTSlightly Hard (72 PPM)
06811Danbury, CTSlightly Hard (72 PPM)
06812New Fairfield, CTSlightly Hard (72 PPM)
06820Darien, CTSlightly Hard (71 PPM)
06830Byram, CTSlightly Hard (71 PPM)
06831Greenwich, CTSlightly Hard (71 PPM)
06840New Canaan, CTSlightly Hard (71 PPM)
06850Norwalk, CTSlightly Hard (71 PPM)
06851Norwalk, CTSlightly Hard (71 PPM)
06853Norwalk, CTSlightly Hard (71 PPM)
06854Norwalk, CTSlightly Hard (71 PPM)
06855Norwalk, CTSlightly Hard (71 PPM)
06870Old Greenwich, CTSlightly Hard (71 PPM)
06877Ridgefield, CTSlightly Hard (71 PPM)
06878Riverside, CTSlightly Hard (71 PPM)
06880Westport, CTSlightly Hard (71 PPM)
06883Weston, CTSlightly Hard (71 PPM)
06896West Redding, CTSlightly Hard (71 PPM)
06897Wilton, CTSlightly Hard (71 PPM)
06901Stamford, CTSlightly Hard (71 PPM)
06902Stamford, CTSlightly Hard (71 PPM)
06903Stamford, CTSlightly Hard (71 PPM)
06905Ridgeway, CTSlightly Hard (71 PPM)
06906Stamford, CTSlightly Hard (71 PPM)
06907Stamford, CTSlightly Hard (71 PPM)

How to Use This System Page

A public water system can serve multiple ZIP codes and cities. Use this page to inspect the source behind the hardness reading, then open the linked ZIP or city page for the local rollup.

If you are sizing treatment equipment, confirm your actual tap hardness with a home test or lab test before buying.

MethodologySourcesSearch by ZIP