Gross Alpha in Drinking Water
What you need to know about gross alpha in your tap water.
EPA Limit (MCL)
15 pCi/L
EPA Goal (MCLG)
0 pCi/L
Category
Radionuclides
Health Effects
Increased cancer risk
Common Sources
Erosion of natural deposits
How to Remove Gross Alpha from Water
Recommended filtration methods: Reverse osmosis, ion exchange
12,313
Total Violations
2,107
Systems Affected
Gross Alpha Violations by State
| State | Violations | Systems |
|---|---|---|
| Texas | 4,002 | 245 |
| Pennsylvania | 1,116 | 364 |
| Oklahoma | 1,104 | 117 |
| Colorado | 1,051 | 87 |
| Georgia | 770 | 153 |
| Utah | 594 | 137 |
| New Jersey | 394 | 82 |
| Oregon | 371 | 113 |
| Missouri | 351 | 20 |
| Idaho | 268 | 84 |
| Arizona | 247 | 47 |
| South Dakota | 206 | 19 |
| Indiana | 191 | 95 |
| Alaska | 190 | 54 |
| Montana | 177 | 100 |
| North Carolina | 161 | 33 |
| Connecticut | 142 | 48 |
| Vermont | 98 | 49 |
| New Hampshire | 93 | 23 |
| Iowa | 91 | 31 |
Water Systems with Most Gross Alpha Violations
CITY OF BRADY WATER SYSTEM
5,371 served445 violations
F
EASTSIDE MHP
32 served236 violations
F
ABRAXAS UTILITIES
792 served210 violations
F
MAY VALLEY WA
1,500 served199 violations
F
TEMPE WSC 1
2,725 served184 violations
F
BLUE RIDGE MOBILE HOME PARK
75 served179 violations
F
SOUTH SWINK WATER AUTHORITY
622 served124 violations
F
CITY OF MASON
2,228 served123 violations
F
SAN PEDRO CANYON SUBDIVISION - UPPER
150 served112 violations
F
KENDALL COUNTY WCID 1
3,579 served98 violations
F