National Drinking Water Database
Uranium-234 (pCi/L) in Arizona
The Most Polluted Communities in Arizona
12 water utilities reported detecting Uranium-234 (pCi/L) in tap water since 2004, according to EWG's analysis of water quality data supplied by state water agencies
Ranked by highest average Uranium-234 (pCi/L) level
| Rank | System | Population Served | Positive test results of total reported tests | Average Level (Range) |
|---|---|---|---|---|
| 1 | City of Meza Utilities Department Mesa, AZ | 350,000 | 13 of 31 | 0.12 pCi/L (0 to 3.33 pCi/L) |
| 2 | Sherman Pines Water Co Prescott, AZ | 90 | 1 of 1 | <0.01 pCi/L (< .01 to 0.00155 pCi/L) |
| 3 | Ponderosa Park Water Impr Prescott, AZ | 500 | 1 of 1 | <0.01 pCi/L (< .01 to 0.00078 pCi/L) |
| 4 | Silverbell West Tucson, AZ | 264 | 2 of 2 | <0.01 pCi/L (< .01 to 0.00069 pCi/L) |
| 5 | City of Scottsdale Scottsdale, AZ | 180,000 | 3 of 15 | <0.01 pCi/L (< .01 to 0.001225 pCi/L) |
| 6 | Tucson Water Tucson, AZ | 675,000 | 2 of 6 | <0.01 pCi/L (< .01 to 0.00047 pCi/L) |
| 7 | City of Prescott Prescott, AZ | 40,255 | 3 of 4 | <0.01 pCi/L (< .01 to 0.000236 pCi/L) |
| 8 | City of Chandler Chandler, AZ | 180,000 | 10 of 26 | <0.01 pCi/L (< .01 to 0.000504 pCi/L) |
| 9 | Vistancia Public Wtr Sys AZ | 7,691 | 3 of 7 | <0.01 pCi/L (< .01 to 0.00031 pCi/L) |
| 10 | Metropolitan Dwid Tucson, AZ | 43,433 | 3 of 8 | <0.01 pCi/L (< .01 to 0.00021 pCi/L) |
Health Based Limits for Uranium-234 (pCi/L)
There are no health based standards that EWG is using for this chemical
Violation Summary for Uranium-234 (pCi/L) in Arizona
There are no violations reported for this contaminant in Arizona