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National Drinking Water Database


National Drinking Water Database - Chemical Contaminants

Alpha, Dissolved


Status: Unregulated - EPA has not established a maximum legal limit in tapwater for this contaminant.

Alpha particles are a form of radiation associated with mining waste pollutants and natural sources.

 
Detected
Found above
health guidelines
Found above
legal limit
States
2
-
-
Water utilities
51
-
-
People Served
58,686
-
-

Alpha, Dissolved Exposure by State

Water utilities in 2 states have reported detecting Alpha, Dissolved in treated tap water since 2004, according to EWG's analysis of water quality data supplied by state water agencies.

StateWater Suppliers with Alpha, Dissolved contamination
SystemsPopulation
Texas4157,013
New York101,673
Total5158,686

The Most Polluted Communities

51 water utilities reported detecting Alpha, Dissolved in tap water since 2004, according to EWG's analysis of water quality data supplied by state water agencies

Ranked by highest average Alpha, Dissolved level

RankSystem Population Served Positive test results of total reported tests Average Level
(Range)
1Fort Jackson Mobile Estates
Lubbock, TX
701 of 1116.5 pCi/L
(116.5 pCi/L)
2Greenwood Ventures Inc
Midland, TX
601 of 189.5 pCi/L
(89.5 pCi/L)
3Utility Development & Research
Riviera, TX
6302 of 246.45 pCi/L
(45 to 47.9 pCi/L)
4Rio Brazos Water System
TX
812 of 246.4 pCi/L
(45.7 to 47.1 pCi/L)
5Suburban Mobile Home Park 2
Honolulu, TX
1202 of 234.9 pCi/L
(32.9 to 36.9 pCi/L)
6City of Electra
Electra, TX
3,5901 of 131.78 pCi/L
(31.78 pCi/L)
7City of Chico East
Chico, TX
1,0441 of 131.7 pCi/L
(31.7 pCi/L)
8Greenwood Village
El Campo, TX
2,3072 of 224.3 pCi/L
(24.3 pCi/L)
9Town North Estates
Lubbock, TX
2002 of 223.45 pCi/L
(22.6 to 24.3 pCi/L)
10Mary Francis Subdivision
El Campo, TX
1,5062 of 219.15 pCi/L
(17.9 to 20.4 pCi/L)

Testing Summary for Alpha, Dissolved

Are tests routinely required for Alpha, Dissolved by federal law?No
Water suppliers reporting tests for Alpha, Dissolved (2006-2009):89 of 47,576
Average testing rate for water supplier reporting tests (2006-2009):0.4 per year