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National Drinking Water Database


Combined Uranium (pCi/L) in Iowa


Uranium is a radioactive element commonly found in most rocks; processed ore is used for power generation and weapons manufacture. [read more]

The Most Polluted Communities in Iowa

5 water utilities reported detecting Combined Uranium (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 Combined Uranium (pCi/L) level

RankSystem Population Served Positive test results of total reported tests Average Level
(Range)
1Wall Lake Water Supply
Wall Lake, IA
8664 of 414.85 pCi/L
(10.9 to 19.1 pCi/L)
2Lehigh Water Supply
Lehigh, IA
4972 of 27.05 pCi/L
(6.7 to 7.4 pCi/L)
3Jolley Water Supply
Jolley, IA
541 of 14 pCi/L
(4 pCi/L)
4Lacina Meadows Residential Subdivision
Iowa City, IA
384 of 42.3 pCi/L
(2.3 pCi/L)
5Iowa City Regency Mobile Home Community
North Libe, IA
7001 of 11.9 pCi/L
(1.9 pCi/L)

Health Based Limits for Combined Uranium (pCi/L)

StandardDescriptionLevel
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

Violation Summary for Combined Uranium (pCi/L) in Iowa

There are no violations reported for this contaminant in Iowa