2 cities covered
Connecticut water quality and radon, by city
0 of 2 covered Connecticut cities use chloramine in at least part of the system, and 0 have hard water. 4 of Connecticut's 8 counties are EPA radon zone 1.
| City | Disinfectant | Hardness | Lead | PFAS | Radon |
|---|---|---|---|---|---|
| Bridgeport | Chlorine | 3.1 gpg | Not detected | PFOS, PFOA | No zone |
| Stamford | Chlorine | 3.1 gpg | Not detected | PFOA | No zone |
Connecticut radon zones
Zone 1 (highest)4 counties
Zone 23 counties
Zone 3 (lowest)1 counties