Templates for Public Notification
The State of California's drinking water regulations require public notification under certain circumstances. Water systems must contact the Division of Drinking Water's (DDW's) district office if public notification is required. Any notification must be approved by DDW prior to distribution or posting, unless otherwise directed by DDW.
The following templates can be used by public water systems to prepare notices for their customers and consumers.
Specific Tier 1 Notices
- Chlorine Dioxide Maximum Residual Disinfectant Level (MRDL) Exceedance (Word) (English/Spanish)
- Chlorite MCL (Word) English / Chlorite MCL (Word) Spanish
- E. coli MCL Exceedance (Word) (English/Spanish)
- Ground Water Rule - Fecal Indicator - Positive Source Sample (Word) (English/Spanish)
- Nitrate MCL Exceedance (Word) (English/Spanish)
- Perchlorate MCL Exceedance (Word) (English/Spanish)
- Turbidity Exceedance (Word) (English/Spanish)
- Waterborne Disease Outbreak (Word) (English/Spanish)
Tier 1 Problem Corrected Notice
- Problem Corrected (Word)
Specific Tier 2 Notices
- Arsenic MCL Exceedance (Word)
- Chemical or Radiological MCL Exceedance (Word)
- 1,2,3-Trichloropropane (TCP) MCL Exceedance (Word)
- Disinfection Byproducts (DBP) Rule - MCL - HAA5 (Word)
- Disinfection Byproducts (DBP) Rule - MCL - TTHM (Word)
- Fluoride MCL Exceedance (Word)
- Ground Water Rule - Failure to Comply with Corrective Action Plan or Schedule (Word)
- Ground Water Rule - Failure to Maintain 4-log Treatment of Viruses (Word)
- Lead-Copper Rule Failure to Install Corrosion Control (Word)
- Stage 1 Disinfectants and Disinfection Byproducts (DBP) Rule - DBP Precursor Treatment (Word)
- Surface Water Treatment Rule - Disinfection Treatment Violation (Word)
- Surface Water Treatment Rule - Failure to Filter (Word)
- Surface Water Treatment Rule - Turbidity Exceedance (Word)
Specific Tier 3 Notice
Unsafe Water Notice Guidance
Boil Water Notices
- Boil Water Notice (Word)
- en Español (Word)
- What to Do During a Boil Water Advisory (Word)
- en Español (Word)
- Boil Water Notice Cancellation (Word)
- en Español (Word)
Do Not Drink/Use Notices
- Do Not Drink (Word)
- Do Not Use (Word)
PFAS Notification Level and Response Level Exceedance Notices
Secondary MCL Exceedance Notices
- Manganese SMCL Exceedance LESS than 0.3mg/L (Aesthetics Advisory) (Word)
- en Español (Word)
- Manganese SMCL Exceedance GREATER than 0.3mg/L (Health Advisory) (Word)
- en Español (Word)
