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Code of Federal Regulations
Title 40
Volume 22
Chapter 1
Parts 141-143
Effective July 1, 2009
Environmental Protection Agency Pt. 141
§140.5 Analytical procedures. 141.35 Reporting for unregulated contami-
In determining the composition and nant monitoring results.
quality of effluent discharge from ma- Subpart E—Special Regulations, Including
rine sanitation devices, the procedures Monitoring Regulations and Prohibition
contained in 40 CFR part 136, ‘‘Guide- on Lead Use
lines Establishing Test Procedures for 141.40 Monitoring requirements for unregu-
the Analysis of Pollutants,’’ or subse- lated contaminants.
quent revisions or amendments there- 141.41 Special monitoring for sodium.
to, shall be employed. 141.42 Special monitoring for corrosivity
characteristics.
PART 141—NATIONAL PRIMARY 141.43 Prohibition on use of lead pipes, sol-
DRINKING WATER REGULATIONS der, and flux.
Subpart F—Maximum Contaminant Level
Subpart A—General Goals and Maximum Residual Dis-
infectant Level Goals
Sec.
141.1 Applicability. 141.50 Maximum contaminant level goals
141.2 Definitions. for organic contaminants.
141.3 Coverage. 141.51 Maximum contaminant level goals
141.4 Variances and exemptions. for inorganic contaminants.
141.5 Siting requirements. 141.52 Maximum contaminant level goals
141.6 Effective dates. for microbiological contaminants.
141.53 Maximum contaminant level goals
Subpart B—Maximum Contaminant Levels for disinfection byproducts.
141.54 Maximum residual disinfectant level
141.11 Maximum contaminant levels for in- goals for disinfectants.
organic chemicals. 141.55 Maximum contaminant level goals
141.12 [Reserved] for radionuclides.
141.13 Maximum contaminant levels for tur- Subpart G—National Primary Drinking
bidity. Water Regulations: Maximum Con-
Subpart C—Monitoring and Analytical taminant Levels and Maximum Resid-
Requirements ual Disinfectant Levels
141.21 Coliform sampling. 141.60 Effective dates.
141.22 Turbidity sampling and analytical re- 141.61 Maximum contaminant levels for or-
ganic contaminants.
quirements. 141.62 Maximum contaminant levels for in-
141.23 Inorganic chemical sampling and ana- organic contaminants.
lytical requirements. 141.63 Maximum contaminant levels (MCLs)
141.24 Organic chemicals, sampling and ana- for microbiological contaminants.
lytical requirements. 141.64 Maximum contaminant levels for dis-
141.25 Analytical methods for radioactivity. infection byproducts.
141.26 Monitoring frequency and compliance 141.65 Maximum residual disinfectant lev-
requirements for radionuclides in com- els.
munity water systems 141.66 Maximum contaminant levels for
141.27 Alternate analytical techniques. radionuclides.
141.28 Certified laboratories. Subpart H—Filtration and Disinfection
141.29 Monitoring of consecutive public
water systems. 141.70 General requirements.
APPENDIX A TO SUBPART C OF PART 141—AL- 141.71 Criteria for avoiding filtration.
TERNATIVE TESTING METHODS APPROVED 141.72 Disinfection.
FOR ANALYSES UNDER THE SAFE DRINKING 141.73 Filtration.
WATERACT 141.74 Analytical and monitoring require-
ments.
Subpart D—Reporting and Recordkeeping 141.75 Reporting and recordkeeping require-
ments.
141.31 Reporting requirements. 141.76 Recycle provisions.
141.32 [Reserved] Subpart I—Control of Lead and Copper
141.33 Record maintenance.
141.34 [Reserved] 141.80 General requirements.
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Pt. 141 40 CFR Ch. I (7–1–09 Edition)
141.81 Applicability of corrosion control 141.171 Criteria for avoiding filtration.
treatment steps to small, medium-size 141.172 Disinfection profiling and
and large water systems. benchmarking.
141.82 Description of corrosion control 141.173 Filtration.
treatment requirements. 141.174 Filtration sampling requirements.
141.83 Source water treatment require- 141.175 Reporting and recordkeeping re-
ments. quirements.
141.84 Lead service line replacement re-
quirements. Subpart Q—Public Notification of Drinking
141.85 Public education and supplemental Water Violations
monitoring requirements.
141.86 Monitoring requirements for lead and 141.201 General public notification require-
copper in tap water. ments.
141.87 Monitoring requirements for water
quality parameters. 141.202 Tier 1 Public Notice—Form, manner,
141.88 Monitoring requirements for lead and and frequency of notice.
copper in source water. 141.203 Tier 2 Public Notice—Form, manner,
141.89 Analytical methods. and frequency of notice.
141.90 Reporting requirements. 141.204 Tier 3 Public Notice—Form, manner,
141.91 Recordkeeping requirements. and frequency of notice.
Subpart J—Use of Non-Centralized 141.205 Content of the public notice.
Treatment Devices 141.206 Notice to new billing units or new
customers.
141.100 Criteria and procedures for public 141.207 Special notice of the availability of
water systems using point-of-entry de- unregulated contaminant monitoring re-
vices. sults.
141.101 Use of bottled water. 141.208 Special notice for exceedance of the
SMCL for fluoride.
Subpart K—Treatment Techniques 141.209 Special notice for nitrate
exceedances above MCL by non-commu-
141.110 General requirements. nity water systems (NCWS), where grant-
141.111 Treatment techniques for acryl- ed permission by the primacy agency
amide and epichlorohydrin. under §141.11(d).
Subpart L—Disinfectant Residuals, Disinfec- 141.210 Notice by primacy agency on behalf
tion Byproducts, and Disinfection By- of the public water system.
product Precursors 141.211 Special notice for repeated failure to
conduct monitoring of the source water
141.130 General requirements. for Cryptosporidium and for failure to de-
141.131 Analytical requirements. termine bin classification or mean
141.132 Monitoring requirements. Cryptosporidium level.
141.133 Compliance requirements. A
PPENDIX A TO SUBPART Q OF PART 141—
141.134 Reporting and recordkeeping re- NPDWR VIOLATIONS AND SITUATIONS RE-
quirements. QUIRING PUBLIC NOTICE
141.135 Treatment technique for control of APPENDIX B TO SUBPART Q OF PART 141—
disinfection byproduct (DBP) precursors. STANDARD HEALTH EFFECTS LANGUAGE
Subparts M–N [Reserved] FOR PUBLIC NOTIFICATION
APPENDIX C TO SUBPART Q OF PART 141—LIST
Subpart O—Consumer Confidence Reports OF ACRONYMS USED IN PUBLIC NOTIFICA-
TION REGULATION
141.151 Purpose and applicability of this Subpart R [Reserved]
subpart.
141.152 Effective dates. Subpart S—Ground Water Rule
141.153 Content of the reports.
141.154 Required additional health informa- 141.400 General requirements and applica-
tion.
141.155 Report delivery and recordkeeping. bility.
APPENDIX A TO SUBPART O OF PART 141—REG- 141.401 Sanitary surveys for ground water
ULATED CONTAMINANTS systems.
141.402 Ground water source microbial mon-
Subpart P—Enhanced Filtration and Dis- itoring and analytical methods.
infection—Systems Serving 10,000 or 141.403 Treatment technique requirements
More People for ground water systems.
141.404 Treatment technique violations for
141.170 General requirements. ground water systems.
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