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SB 1391

drinking water standards; pollutants

57th Legislature - First Regular Session Introduced by Lela Alston and 12 co-sponsors

SB 1391 establishes or updates Arizona drinking water pollutant standards to enhance public health protections, with potential compliance cost implications for water providers.

Senate Second Reading
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Bill Summary · SB 1391

Legislative bill overview

SB 1391 appears to modify Arizona's drinking water standards and establish or update regulations for specific pollutants in municipal and private water supplies. The bill would establish state-level drinking water quality requirements, potentially aligning with or exceeding federal EPA standards. The exact provisions are not fully detailed in the current legislative stage, as the bill is still in early readings.

Why is this important

Drinking water standards directly affect public health for all Arizona residents. Stricter pollutant limits can reduce exposure to contaminants like lead, PFOA/PFOS ("forever chemicals"), and other harmful substances, but may also increase compliance costs for water utilities. Arizona has experienced documented water quality issues in some communities, making this a material public health concern.

Potential points of contention

  • Compliance costs: Water utilities may argue that stricter standards require expensive infrastructure upgrades, potentially raising rates for consumers
  • Regulatory scope: Debate over whether Arizona should exceed federal EPA standards or maintain parity, and which specific pollutants should be regulated
  • Rural vs. urban impact: Smaller water systems may struggle more with compliance than large municipal systems, raising equity concerns

Compiled from official sources — confirm details with the bill’s official record.

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