Instructions for Tier 3 Monitoring Violations Annual Notice Template

Sep 2, 2026

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Instructions explain how water systems must issue an annual public notice for Tier 3 monitoring violations within one year after learning of the violation, following California Title 22 requirements. The notice must be submitted to the State Water Resources Control Board, Division of Drinking Water for approval before distribution or posting, unless otherwise directed. Guidance covers required notification methods for community vs. noncommunity systems, including mail, publication, posting, delivery to organizations, email, and internet or intranet posting. The notice must be distributed to all bill-receiving customers, remain posted for at least seven days while the issue continues, and include required multilingual content, population served information, and corrective actions.

LanguageEnglish

CategoryLetters

FormatDOCX

Pages5

Reading Time2 min

AccessFree to download

Notification Methods

Community water systems requirements

Noncommunity water systems requirements

Multilingual Requirement

Population Served

Corrective Actions

Issuance of Public Notice

Instructions for Tier 3 Monitoring Violations Annual Notice Template Template Attached Since most monitoring violations are included in Tier 3, you must provide public notice to persons served within one year after you learn of the violation [California Code of Regulations, Title 22, Chapter 15, Section 64463.7(b)]. Multiple monitoring violations can be serious. Each water system required to give public notice must submit the notice to the State Water Resources Control Board, Division of Drinking Water (DDW) for approval prior to distribution or posting, unless otherwise directed by the DDW per the California Code of Regulations, Title 22, Section 64463b. Notification Methods You must use the methods summarized in the table below to deliver the notice to consumers. If you mail, post, or hand deliver, print your notice on letterhead, if available. If you are a community water system per Title 22 Section 64463.7c part 1, you must notify consumers by mail or direct delivery and by one or more of the following methods to reach persons not likely to be reached by the previous method: Publication in a local newspaper Posting in conspicuous public places served by the water system or on the internet Delivery to community organizations If you are a noncommunity water system per Title 22 Section 64463.7c part 2, you must notify consumers by posting in conspicuous locations throughout the area served by the water system and by one or more of the following methods to reach persons not likely to be reached by the previous method: Publication in a local newspaper or newsletter distributed to customers Email message to employees or students Posting on the internet or intranet Direct delivery to each customer Please note that the notice must be distributed to each customer receiving a bill including those that provide their drinking water to others, for example, to schools or school systems, apartment building owners, or large private employers and other service connections to which water is delivered by the water system. Additionally, the notice must be posted in place for as long as the violation or occurrence continues, but in no case less than seven days. The template included here is appropriate for the methods described above, insertion in an annual notice, or included in the annual Consumer Confidence Report as long as public notification timing, content and delivery requirements are met per Title 22 Section 64463.7 d. However, you may wish to modify it before using it for posting. If you do, you must still include all the required elements and leave the standard language for monitoring and testing procedure violations and notification language in italics unchanged. This language is mandatory per Title 22 Section 64465. You may need to modify the template for a notice for individual monitoring violations. The template presents violations in a table; however, you may write out an explanation for each violation if you wish. For any monitoring violation for volatile organic compounds or other groups, you may list the group name in the table, but you must provide the name of every chemical in the group on the notice, for example, in a footnote. An example is shown in the table below: Examples of Volatile Organic Compounds are Benzene; Carbon Tetrachloride; 1,2-Dichlorobenzene; 1,4-Dichlorobenzene; 1,1-Dichloroethane; 1,2-Dichloroethane; 1,1-Dichloroethylene; cis-1,2-Dichloroethylene; trans-1,2-Dichloroethylene; Dichloromethane; 1,2-Dichloropropane; 1,3-Dichloropropene; Ethylbenzene; Methyl-tert-butyl ether; Monochlorobenzene; Styrene; 1,1,2,2-Tetrachloroethane; Tetrachloroethylene; Toluene; 1,2,4-Trichlorobenzene; 1,1,1-Trichloroethane; 1,1,2-Trichloroethane; Trichloroethylene; Trichlorofluoromethane; 1,1,2-Trichloro-1,2,2-Trifluoroethane; Vinyl Chloride; and Xylenes. You may need to modify the notice if you had any monitoring violations for which monitoring later showed a maximum contaminant level or other violation. In such ca

FAQs

When must a Tier 3 monitoring violation annual public notice be issued?

The notice must be provided to persons served within one year after the system learns of the violation, and it must remain posted for at least seven days while the violation or occurrence continues.

What submission approval requirement applies before distributing the notice?

Each water system required to give public notice must submit the notice to the State Water Resources Control Board, Division of Drinking Water, for approval prior to distribution or posting unless DDW directs otherwise.

How do community and noncommunity water systems differ in required notification methods?

Community systems must notify by mail or direct delivery and use one or more additional methods such as local newspaper publication, conspicuous posting or internet posting, or delivery to community organizations. Noncommunity systems must notify by conspicuous posting throughout the served area plus one or more of the listed alternatives such as newspaper/newsletter publication, email to employees or students, internet/intranet posting, or direct delivery to each customer.

Sep 2, 2026

Upload by Mason