How soon after learning of a violation must a PWS give public notification to its customers?
  • For Tier 1 violations (Acute MCL or treatment technique violations) within 24 hours.
  • For Tier 2 violations (monthly MCL violations under the TCR) within 30 days.
  • For Tier 3 violations (monitoring or reporting violations) within 12 months.

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1. How soon after learning of a violation must a PWS give public notification to its customers?
2. Can I distribute my public notices for a monitoring or maximum contaminant level (MCL) violations with my yearly Consumer Confidence Reports (CCR)?