The Power of Information

National Drinking Water Database


Alpha particle activity (excl radon and uranium) in Nevada


Alpha particles are a form of radiation associated with radioactive mining waste pollutants and natural sources. [read more]

The Most Polluted Communities in Nevada

54 water utilities reported detecting Alpha particle activity (excl radon and uranium) in tap water since 2004, according to EWG's analysis of water quality data supplied by state water agencies

Ranked by highest average Alpha particle activity (excl radon and uranium) level

RankSystem Population Served Positive test results of total reported tests Average Level
(Range)
1Gerlach Gid
Gerlach, NV
1802 of 235 pCi/L
(28 to 42 pCi/L)
2EM Ber Mobile Manor
Fallon, NV
351 of 133 pCi/L
(33 pCi/L)
3Manhattan Town Water
Tonopah, NV
401 of 116.99 pCi/L
(16.99 pCi/L)
4Beatty Water and Sanitation District
Beatty, NV
1,1002 of 212.49 pCi/L
(5 to 19.99 pCi/L)
5Jackpot Water System
Jackpot, NV
1,2401 of 18.69 pCi/L
(8.69 pCi/L)
6Valley View Tp
Ely, NV
521 of 17.8 pCi/L
(7.8 pCi/L)
7Steamboat Springs Waterworks Inc
Reno, NV
9981 of 16 pCi/L
(6 pCi/L)
8South Maine Mhp
Pasadena, NV
1001 of 15.5 pCi/L
(5.5 pCi/L)
9Kingston Town Water Utilities
Kingston, NV
2752 of 23.5 pCi/L
(3 to 4 pCi/L)
10Searchlight Water Company
Las Vegas, NV
7602 of 33.46 pCi/L
(0 to 6.79 pCi/L)

Health Based Limits for Alpha particle activity (excl radon and uranium)

StandardDescriptionLevel
Maximum Contaminant Limit Goal (MCLG)A non-enforceable health goal that is set at a level at which no known or anticipated adverse effect on the health of persons occurs and which allows an adequate margin of safety. Source: U.S. Environmental Protection Agency.0 pCi/L
One in one million (10-6) Cancer RiskThe concentration of a chemical in drinking water corresponding to an excess estimated lifetime cancer risk of 1 in 1,000,000. Source: U.S. Environmental Protection Agency.0.15 pCi/L
Maximum Contaminant Limit (MCL)The enforceable standard which defines the highest level of a contaminant that is allowed in drinking water. MCLs are set as close to health-based limits (Maximum Contaminant Level Goals, or MCLGs) as feasible using the best available analytical and treatment technologies and taking cost into consideration. Source: U.S. Environmental Protection Agency.15 pCi/L
One in ten thousand (10-4) Cancer RiskThe concentration of a chemical in drinking water corresponding to an excess estimated lifetime cancer risk of 1 in 10,000. Source: U.S. Environmental Protection Agency.15 pCi/L

Violation Summary for Alpha particle activity (excl radon and uranium) in Nevada

Data from the U.S. Environmental Protection Agency includes the following violations of federal standards in Nevada since 2004

Violation TypeNumber of Violations
Over maximum contaminant level, Average2