AURORA — In the first year of the state’s new Mobile Home Water Quality Act, 27 parks — more than 10% of those tested — had drinking water quality issues, according to the Colorado Department of Public Health and Environment.

“We're concerned about any kind of contamination that represents a health issue from drinking water,” said Ron Falco, safe drinking water program manager at CDPHE.

The contaminants documented range from harmful bacteria to arsenic over the federal maximum contaminant level, high manganese levels that state officials say can be dangerous for bottle-fed infants and disinfection byproducts linked to cancer risk over time.

"We do need to keep in mind, however, that many of the contaminants that we've seen are what we call 'chronic health risks,' so they represent a ris

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