4 cities covered
Nevada water quality and radon, by city
0 of 4 covered Nevada cities use chloramine in at least part of the system, and 3 have hard water. 9 of Nevada's 17 counties are EPA radon zone 1.
| City | Disinfectant | Hardness | Lead | PFAS | Radon |
|---|---|---|---|---|---|
| Las Vegas | Chlorine | 16.4 gpg | 2.1 ppb | Not detected | Zone 3 |
| Henderson | Chlorine | 16.5 gpg | 3.8 ppb | Not detected | Zone 3 |
| North Las Vegas | Chlorine | 13.6 gpg | 1.4 ppb | Not detected | Zone 3 |
| Reno | Chlorine | 6.0 gpg | Not detected | PFOA, PFOS | Zone 2 |
Nevada radon zones
Zone 1 (highest)9 counties
Zone 27 counties
Zone 3 (lowest)1 counties