Purpose and scope.
Definitions, abbreviations, and acronyms.
Adoption by reference.
Water system ownership.
Variances, exemptions, and waivers.
PLANNING AND ENGINEERING DOCUMENTS
Water system plan.
Small water system management program.
Duty to provide service.
Place of use expansion.
Consistency with local plans and regulations.
Project report and construction document submittal exceptions.
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Emergency sources and supplies.
Source water protection.
Existing system as-built approval.
DESIGN OF PUBLIC WATER SYSTEMS
Drinking water materials and additives.
Water demand design criteria.
Water system physical capacity.
Finished water storage facilities.
Maximum contaminant levels (MCLs) and maximum residual disinfectant levels (MRDLs).
WATER SYSTEM OPERATIONS
Operations and maintenance.
Reliability and emergency response.
Disinfection of drinking water.
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Corrective action under the GWR.
Operation of chemical contaminant treatment facilities.
Fluoridation of drinking water.
Uncovered finished water storage facilities.
Recordkeeping and reporting.
Recordkeeping and reporting for groundwater systems.
SURFACE WATER TREATMENT
Subpart A - Introduction and General Requirements
Purpose of surface water treatment.
Applicability of surface water treatment requirements.
Treatment technique violations.
Follow-up to treatment technique violations.
Determination of disinfectant contact time (T).
Determination of GWI sources.
Subpart B - Requirements for Filtered Systems
Compliance requirements for filtered systems.
Filtration technology and design criteria for existing filtered systems.
Treatment criteria for filtered systems.
Disinfection for filtered systems.
Monitoring for filtered systems.
Reporting for filtered systems.
Subpart C - Requirements for Systems Installing Filtration Facilities
Compliance requirements for existing unfiltered systems installing filtration.
Interim treatment requirements.
Interim monitoring and reporting.
Filtration technology and design criteria.
Reliability for filtered systems.
Subpart D - Requirements for Other Unfiltered Systems
Compliance requirements for unfiltered systems.
Criteria to remain unfiltered.
Criteria for unfiltered systems with a "limited alternative to filtration" to remain unfiltered.
Disinfection for unfiltered systems.
Monitoring for unfiltered systems.
Reporting for unfiltered systems.
Subpart A - Public Notification and Consumer Information
Public notice content.
Public notification distribution.
Public notification mandatory language.
Special public notification requirements.
Public notification special provisions.
Subpart B - Consumer Confidence Reports
Purpose and applicability of the consumer confidence report requirements.
Report contents—Source water.
Report contents—Information on detected contaminants.
Report contents—Information on Cryptosporidium, radon, and other contaminants.
Report contents—Compliance with National Primary Drinking Water Regulations.
Report contents—Variances and exemptions.
Report contents—Additional information.
Report contents—Required additional health information.
Report delivery and recordkeeping.
Report contents—Groundwater systems.
WATER USE EFFICIENCY
Purpose and applicability.
Water use efficiency program.
Distribution system leakage standard.
Water use efficiency goal setting.
Water use efficiency performance reports.
Water system evaluation and project review and approval fees.