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NewsNoticias Tampa Bay (Univision)August 3, 2026Hillsborough

Doña Ana Mutual Domestic Water Consumers Association reports uranium levels exceeding federal limits

The Doña Ana Mutual Domestic Water Consumers Association (MDWCA) has notified customers that water from Treatment Plant No. 5 contains uranium levels above the federal maximum of 30 micrograms per liter. The association reports an annual average of 48 micrograms per liter but states there is no immediate health risk and no need for alternative water sources.

public healthwater qualityinfrastructureDoña Ana
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Why It Matters

Residents served by the Doña Ana system are being notified of long-term health risks associated with elevated uranium exposure, while the utility works to replace the affected well.

Key Facts

  • The annual average uranium concentration at Treatment Plant No. 5 was 48 ug/L in 2025.
  • The federal maximum contaminant level for uranium is 30 ug/L.
  • The utility states there is no immediate health risk to consumers.
  • The utility advises that alternative water sources like bottled water are not currently necessary.
  • Long-term exposure to high uranium levels may increase cancer risk and kidney toxicity.
  • The utility has secured funding to drill a replacement well.
  • Plant No. 5 will be retired once the new well is operational.
  • Affected water is currently being blended with water from other wells to maintain compliance.
  • The notice applies only to the Doña Ana community, excluding Picacho Hills, Radium Springs, Fairview, and West Mesa.
  • Residents are encouraged to share this notice with schools, apartments, and businesses.

Who's Mentioned

organizationDoña Ana Mutual Domestic Water Consumers Association“The water utility provider for the affected area.”locationDoña Ana“The community affected by the water quality notice.”personJennifer Horton“Contact person for the water association.”