reglab/statecodes huggingface dataset:
California Code of Regulations › Title 22 - Social Security › Division 4 - Environmental Health › Chapter 15 - Domestic Water Quality and Monitoring Regulations › Article 3 - Primary Standards-Bacteriological Quality › Section 64426.8 - Level 1 and Level 2 Assessments and Corrective Actions

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
(a) If a public water system exceeds a Level
				  1 treatment technique trigger in Section
				  64426.7(b), the
				  system shall:
(1) Direct the system operator
				  or owner to conduct and complete a Level 1 assessment as soon as practical
				  after exceeding any trigger;
(2)
				  Ensure that the assessment is conducted to identify the possible presence of
				  sanitary defects and defects in distribution system coliform monitoring
				  practices. The assessment shall include a review and identification of the
				  minimum elements in subparagraphs (A) through (E) and shall describe sanitary
				  defects detected (and if applicable, may note no sanitary defects were
				  detected), corrective actions completed, and a proposed timetable for any
				  corrective actions not already completed:
(A)
				  Inadequacies in sample sites, sampling protocol, and sample
				  processing;
(B) Atypical events
				  that could affect distributed water quality or indicate that distributed water
				  quality was impaired;
(C) Changes
				  in distribution system maintenance and operation that could affect distributed
				  water quality (including water storage);
(D) Source and treatment considerations that
				  bear on distributed water quality, where appropriate (e.g., small groundwater
				  systems or whether a groundwater system is disinfected); and
(E) Existing water quality monitoring
				  data;
(3) Conduct the
				  assessment consistent with any State Board directives that tailor specific
				  assessment elements with respect to the size and type of the water system and
				  the size, type, and characteristics of the distribution system;
(4) Within 30 days after the system learns
				  that it has exceeded a trigger, submit to the State Board the completed
				  assessment; and
(5) If directed by
				  the State Board, based on its determination that the completed assessment is
				  not sufficient (including any proposed timetable for any corrective actions not
				  already completed), submit a revised completed assessment to the State Board
				  within 30 days.
California Code of Regulations › Title 22 - Social Security › Division 4 - Environmental Health › Chapter 15 - Domestic Water Quality and Monitoring Regulations › Article 3 - Primary Standards-Bacteriological Quality › Section 64426.9 - Seasonal System Start-up Procedure

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
(a) By October 1, 2021, an existing seasonal
				  system shall develop and submit to the State Board a start-up procedure. The
				  procedure shall include, but not be limited to, the following:
(1) Inspection of water system components,
				  including each source, treatment facility, distribution main, and distribution
				  reservoir;
(2) Disinfection and
				  flushing of water system components;
(3) Bacteriological monitoring, at each
				  source (prior to treatment), each distribution reservoir, and, whichever
				  results in the greater number of samples, each pressure zone or a minimum of
				  three samples from the distribution system. The location of the distribution
				  system samples shall be specified in the procedure;
(4) Disinfectant residual monitoring, at the
				  same points and at the same time as total coliforms are sampled in paragraph
				  (3);
(5) Use of certified
				  distribution operator(s) to supervise or perform activities in paragraphs (1)
				  through (4); and
(6) Notification
				  of the State Board of system shutdown and prior to serving water to the
				  public.
California Code of Regulations › Title 22 - Social Security › Division 4 - Environmental Health › Chapter 15 - Domestic Water Quality and Monitoring Regulations › Article 3 - Primary Standards-Bacteriological Quality › Section 64427 - Sanitary Survey

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
Systems which collect less than five routine samples per
					 month shall be subject to an initial sanitary survey by the Department by June
					 29, 1994 for community water systems and June 29, 1999 for
					 nontransient-noncommunity and transient-noncommunity water systems. Sanitary
					 surveys shall be repeated every five years.
1. New
					 section filed 7-1-92; operative 7-31-92 (Register 92, No. 28).
2.
					 Amendment filed 9-8-94 as an emergency; operative 9-8-94 (Register 94, No. 36).
					 A Certificate of Compliance must be transmitted to OAL by 1-6-95 or emergency
					 language will be repealed by operation of law on the following
					 day.
3. Amendment refiled 1-3-95 as an emergency; operative 1-3-95
					 (Register 95, No. 1). A Certificate of Compliance must be transmitted to OAL by
					 5-3-95 or emergency language will be repealed by operation of law on the
					 following day.
4. Amendment refiled 4-26-95 as an emergency;
					 operative 4-26-95 (Register 95, No. 17). A Certificate of Compliance must be
					 transmitted to OAL by 8-24-95 or emergency language will be repealed by
					 operation of law on the following day.
5. Certificate of Compliance
					 as to 4-26-95 order transmitted to OAL 5-5-95 and filed 6-19-95 (Register 95,
					 No. 25).
6. Change without regulatory effect amending NOTE filed
					 6-2-2015 pursuant to section
					 100, title 1, California Code of
					 Regulations (Register 2015, No. 23).
Note: Authority cited: Sections
						116271
						and
						116375,
						Health and Safety Code. Reference: Section
						116375,
						Health and Safety Code.
California Code of Regulations › Title 22 - Social Security › Division 4 - Environmental Health › Chapter 15 - Domestic Water Quality and Monitoring Regulations › Article 3.5 - Ground Water Rule › Section 64430 - Requirements

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
A public water system that uses ground water shall comply
					 with the following provisions of 40 Code of Federal Regulations as they appear
					 in the Ground Water Rule published in 71 Federal Register 65574 (November 8,
					 2006) and amended in 71 Federal Register 67427 (November 21, 2006), 74 Federal
					 Register 30953 (June 29, 2009), and 78 Federal Register 10270 (February 13,
					 2013), which are hereby incorporated by reference: Sections
					 141.21(d)(3),
					 141.28(a),
					 141.153(h)(6),
					 Appendix A to Subpart O (Consumer Confidence Reports), 141.202(a)(8),
					 141.203(a)(4), Appendices A and B to Subpart Q (Public Notification), and
					 141.400 through 141.405, except that in:
(a) Sections
				  141.402(a)(1)(iii), (a)(2), (a)(4)(i),
				  (a)(4)(ii)(A), (a)(5)(i), and (a)(5)(ii), the
				  phrase "§§
										141.854 through
				  141.857" is replaced by "22
				  California Code of Regulation Section
				  64423";
(b) Section
				  141.402(a)(1)(iii),
				  the phrase "§
										141.853(c)" is
				  replaced by "22 California Code of Regulation Section
				  64425";
(c) Section
				  141.402(a)(2)(ii),
				  the phrase "§
										141.853" is replaced by "22
				  California Code of Regulation Section
				  64422";
(d) Section
				  141.402(a)(2)(iv),
				  the phrases "subpart Y" and "§
										141.858" are replaced by "22
				  California Code of Regulation Section
				  64424"; and
(e) Section
				  141.405(b)(4),
				  the phrase "§
										141.853" is replaced by "22
				  California Code of Regulation Section
				  64425".
1. New
					 article 3.5 (section
					 64430) and new section filed
					 7-19-2011; operative 8-18-2011 (Register 2011, No. 29). For prior history, see
					 Register 95, No. 25.
2. Amendment of section and NOTE filed
					 5-28-2021; operative 7-1-2021 (Register 2021, No.
					 22).
Note: Authority cited: Sections
						116271,
						116350
						and
						116375,
						Health and Safety Code. Reference: Sections
						116325
						and
						116350,
						Health and Safety Code.
California Code of Regulations › Title 22 - Social Security › Division 4 - Environmental Health › Chapter 15 - Domestic Water Quality and Monitoring Regulations › Article 4 - Primary Standards-Inorganic Chemicals › Section 64432 - Monitoring and Compliance-Inorganic Chemicals

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
(a) All public water systems shall monitor to
				  determine compliance with the nitrate and nitrite MCLs in table 64431-A,
				  pursuant to subsections (d) through (f) and section
				  64432.1. All community and
				  nontransient-noncommunity water systems shall monitor to determine compliance
				  with the perchlorate MCL, pursuant to subsections (d), (e), and
				  (
l
), and section
				  64432.3. All community and
				  nontransient-noncommunity water systems shall also monitor to determine
				  compliance with the other MCLs in table 64431-A, pursuant to subsections (b)
				  through (n), and, for asbestos, section
				  64432.2. Monitoring shall be
				  conducted in the year designated by the State Board of each compliance period
				  beginning with the compliance period starting January 1, 1993.
(b) Unless directed otherwise by the State
				  Board, each community and nontransient-noncommunity water system shall initiate
				  monitoring for an inorganic chemical within six months following the effective
				  date of the regulation establishing the MCL for the chemical and the addition
				  of the chemical to table 64431-A.
If otherwise performed in accordance with this section,
					 groundwater monitoring for an inorganic chemical performed no more than two
					 years prior to the effective date of the regulation establishing the MCL may be
					 used to satisfy the requirement for initiating monitoring within six months
					 following such effective date.
(c) Unless more frequent monitoring is
				  required pursuant to this Chapter, the frequency of monitoring for the
				  inorganic chemicals listed in table 64431-A, except for asbestos,
				  nitrate/nitrite, and perchlorate, shall be as follows:
(1) Each compliance period, all community and
				  nontransient-noncommunity systems using groundwater shall monitor once during
				  the year designated by the State Board. The State Board will designate the year
				  based on historical monitoring frequency and laboratory capacity. All community
				  and nontransient-noncommunity systems using approved surface water shall
				  monitor annually. All systems monitoring at distribution entry points which
				  have combined surface and groundwater sources shall monitor annually.
(2) Quarterly samples shall be collected and
				  analyzed for any chemical if analyses of such samples indicate a continuous or
				  persistent trend toward higher levels of that chemical, based on an evaluation
				  of previous data.
California Code of Regulations › Title 22 - Social Security › Division 4 - Environmental Health › Chapter 15 - Domestic Water Quality and Monitoring Regulations › Article 4 - Primary Standards-Inorganic Chemicals › Section 64432.1 - Monitoring and Compliance-Nitrate and Nitrite

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
(a) To determine compliance with the MCL for
				  nitrate in Table 64431-A, all public water systems using groundwater and
				  transient-noncommunity systems using approved surface water shall monitor
				  annually, and all community and nontransient-noncommunity systems using
				  approved surface water shall monitor quarterly.
(1) The water supplier shall require the
				  laboratory to notify the supplier within 24 hours whenever the level of nitrate
				  in a single sample exceeds the MCL, and shall ensure that a contact person is
				  available to receive such analytical results 24-hours a day. The water supplier
				  shall also require the laboratory to immediately notify the State Board of any
				  acute nitrate MCL exceedance if the laboratory cannot make direct contact with
				  the designated contact person within 24 hours. Within 24 hours of notification,
				  the water supplier shall:
(A) Collect another
				  sample, and
(B) Analyze the new
				  sample; if the average of the two nitrate sample results exceeds the MCL,
				  report the result to the State Board within 24 hours. If the average does not
				  exceed the MCL, inform the State Board of the results within seven days from
				  the receipt of the original analysis.
(C) If a system is unable to resample within
				  24 hours, it shall notify the consumers by issuing a Tier 1 Public Notice
				  pursuant to section
				  64463.1 and shall collect and
				  analyze a confirmation sample within two weeks of notification of the results
				  of the first sample.
California Code of Regulations › Title 22 - Social Security › Division 4 - Environmental Health › Chapter 15 - Domestic Water Quality and Monitoring Regulations › Article 4 - Primary Standards-Inorganic Chemicals › Section 64432.2 - Monitoring and Compliance-Asbestos

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
(a) All community and
				  nontransient-noncommunity water systems are required to monitor to determine
				  compliance with the MCL for asbestos in Table 64431-A during the year
				  designated by the State Board of the first compliance period of each nine-year
				  compliance cycle, beginning in the compliance period starting January 1, 1993.
				  The State Board will designate the year based on historical monitoring
				  frequency and laboratory capacity.
(1) If a
				  groundwater system is vulnerable to asbestos contamination solely in its source
				  water, it shall collect one sample at every entry point to the distribution
				  system which is representative of each water source after treatment and proceed
				  in accordance with Subsections
				  64432(c)(2) through
				  (e) and Subsections
				  64432(g) through
				  (
l
).
(2) All
				  approved surface water systems shall be designated vulnerable to asbestos
				  contamination in their source waters. If a surface water system is vulnerable
				  solely in its source water, it shall proceed as in paragraph (1)
				  above.
(3) If a system is
				  vulnerable to asbestos contamination due to leaching of asbestos-cement pipe,
				  with or without vulnerability to asbestos contamination in its source water, it
				  shall take one sample at a tap served by asbestos-cement pipe under conditions
				  where asbestos contamination is most likely to occur.
California Code of Regulations › Title 22 - Social Security › Division 4 - Environmental Health › Chapter 15 - Domestic Water Quality and Monitoring Regulations › Article 4 - Primary Standards-Inorganic Chemicals › Section 64432.3 - Monitoring and Compliance - Perchlorate

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
(a) For initial monitoring for the
				  perchlorate MCL, each community and nontransient-noncommunity water system
				  shall collect two samples at each source in a year, five to seven months apart.
				  At least one of the samples shall be collected during the period from May 1
				  through September 30 (vulnerable time), unless the State Board specifies a
				  different vulnerable time for the water system due to seasonal conditions
				  related to use, manufacture and/or weather.
(b) Data collected since January 3, 2001,
				  that is in conformance with subsection (a) may be used to comply with the
				  initial monitoring requirement.
(c)
				  After meeting the initial monitoring requirements in subsection (a) and if no
				  perchlorate is detected, during each compliance period each water system:
(1) Using groundwater, shall monitor once
				  during the year designated by the State Board;
(2) Using approved surface water, shall
				  monitor annually; and
(3)
				  Monitoring at distribution entry points that have combined surface and
				  groundwater sources, shall monitor annually; if perchlorate is detected in the
				  water from the combined sources, the water system shall sample each source
				  individually to determine which is contaminated.
California Code of Regulations › Title 22 - Social Security › Division 4 - Environmental Health › Chapter 15 - Domestic Water Quality and Monitoring Regulations › Article 4 - Primary Standards-Inorganic Chemicals › Section 64432.8 - Sampling of Treated Water Sources

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
(a) Each water supplier utilizing treatment
				  to comply with one or more MCL(s) in Table 64431-A shall collect monthly
				  samples of the treated water at a site prior to the distribution system and
				  analyze for the chemical(s) for which treatment is being applied. If the
				  treated water exceeds an MCL, other than a nitrate, nitrite, nitrate plus
				  nitrite, or perchlorate MCL, within 48 hours of receipt of the result the water
				  supplier shall resample the treated water to confirm the result and report the
				  initial result to the State Board. The result of the analysis of the
				  confirmation sample shall be reported to the State Board within 24 hours of
				  receipt of the confirmation result. For nitrate, nitrite, nitrate plus nitrite,
				  or perchlorate treated water monitoring, the water supplier shall comply with
				  the requirements of section
				  64432.1(a)(1) for
				  nitrate, section
				  64432.1(b)(1) for
				  nitrite, section
				  64432.1(c) for
				  nitrate plus nitrite, and section
				  64432.3(d) for
				  perchlorate.
(b) The State Board
				  may require more frequent monitoring based on an evaluation of the treatment
				  process used, the treatment effectiveness and efficiency, and the concentration
				  of the inorganic chemical in the water source.
1. New
					 section filed 9-18-2007; operative 10-18-2007 (Register 2007, No.
					 38).
2. Amendment of subsection (a) and amendment of NOTE filed
					 10-29-2008; operative 11-28-2008 (Register 2008, No. 44).
3. Change
					 without regulatory effect amending section and NOTE filed 6-2-2015 pursuant to
					 section 100, title 1, California Code of
					 Regulations (Register 2015, No. 23).
Note: Authority cited: Sections
						116271
						and
						116375,
						Health and Safety Code. Reference: Sections
						116275,
						116361
						and
						116385,
						Health and Safety Code.
California Code of Regulations › Title 22 - Social Security › Division 4 - Environmental Health › Chapter 15 - Domestic Water Quality and Monitoring Regulations › Article 4.1 - Fluoridation › Section 64433.2 - Optimal Fluoride Levels

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
Any public water system that is fluoridating shall comply
					 with the temperature-appropriate fluoride levels in Table 64433.2-A. The system
					 shall determine, and submit to the State Board, its annual average of maximum
					 daily air temperatures based on the five calendar years immediately preceding
					 the current calendar year.
Table 64433.2-A
Optimal Fluoride Levels
Annual average of maximum
Optimal
Control Range, mg/L
daily air temperatures,
							 degrees
fluoride
Low
High
Fahrenheit
Celsius
level, mg/L
50.0 to 53.7
10.0 to 12.0
1.2
1.1
1.7
53.8 to 58.3
12.1 to 14.6
1.1
1.0
1.6
58.4 to 63.8
14.7 to 17.7
1.0
0.9
1.5
63.9 to 70.6
17.8 to 21.4
0.9
0.8
1.4
70.7 to 79.2
21.5 to 26.2
0.8
0.7
1.3
79.3 to 90.5
26.3 to 32.5
0.7
0.6
1.2
1. New
					 section filed 3-23-98; operative 4-22-98 (Register 98, No. 13).
2.
					 Change without regulatory effect amending first paragraph and NOTE filed
					 6-2-2015 pursuant to section
					 100, title 1, California Code of
					 Regulations (Register 2015, No. 23).
Note: Authority cited: Sections
						116271,
						116410
						and
						116415,
						Health and Safety Code. Reference: Sections
						116410
						and
						116415,
						Health and Safety Code.
California Code of Regulations › Title 22 - Social Security › Division 4 - Environmental Health › Chapter 15 - Domestic Water Quality and Monitoring Regulations › Article 4.1 - Fluoridation › Section 64433.5 - Fluoridation System

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
Each fluoridation system installed or modified after
					 January 1, 1997, shall meet the following criteria, as a minimum:
(a) Operate only when a flow of water is
				  detected. If the water system serves less than 200 service connections, a
				  secondary flow-based control device shall be provided as back-up
				  protection;
(b) Provide flow
				  measuring and recording equipment for the fluoride addition;
(c) Provide design and reliability features
				  to maintain the level of fluoride within the temperature-appropriate control
				  range 95 per cent of the time;
(d)
				  Provide for containment of spills; and
(e) Provide alarm features for fluoride
				  chemical feed and fluoride spills.
1. New
					 section filed 3-23-98; operative 4-22-98 (Register 98, No.
					 13).
Note: Authority cited: Sections
						100275,
						116410
						and
						116415,
						Health and Safety Code. Reference: Sections
						116410
						and
						116415,
						Health and Safety Code.
California Code of Regulations › Title 22 - Social Security › Division 4 - Environmental Health › Chapter 15 - Domestic Water Quality and Monitoring Regulations › Article 4.1 - Fluoridation › Section 64433.7 - Recordkeeping, Reporting, and Notification for Water Systems Fluoridating

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
(a) By the tenth
				  day of each month following the month being reported, each water supplier
				  fluoridating its water supply shall send operational reports to the State
				  Board, which include the following:
(1) The
				  fluoride compounds used and the calculated fluoride dose in mg/L;
(2) Information on any interruptions in the
				  fluoridation treatment which may have occurred during the month including the
				  duration of the interruptions, an explanation of causes, and what corrective
				  actions were taken to insure that fluoridation treatment was resumed in a
				  timely manner;
(3) The results of
				  the daily monitoring for fluoride in the water distribution system, reported in
				  terms of daily results, and ranges and the number of samples collected;
				  and
(4) The results of monthly
				  split sample(s) analyzed pursuant to Section
				  64433.3(c).
California Code of Regulations › Title 22 - Social Security › Division 4 - Environmental Health › Chapter 15 - Domestic Water Quality and Monitoring Regulations › Article 4.1 - Fluoridation › Section 64433.8 - Fluoridation System Operations Contingency Plan

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
(a) Water systems fluoridating as of July 1,
				  1996 shall submit a fluoridation system operations contingency plan by July 1,
				  1998. All other water systems shall submit the plan at least three months
				  before initiating fluoridation treatment. All fluoridating water systems shall
				  operate in accordance with a fluoridation system operations contingency plan
				  determined by the State Board to include the elements in subsection
				  (b).
(b) A fluoridation system
				  operation contingency plan shall include, but not be limited to, the following
				  elements:
(1) Actions to be implemented by
				  the water supplier in the event that the fluoride level in a distribution
				  system sample is found to be less than the control range in Table 64433.2-A,
				  0.1 mg/L above the control range up to a fluoride level of 2.0 mg/L, from 2.1
				  to a level of 4.0 mg/L, from 4.1 to a level of 10.0 mg/L, or above a level of
				  10.0 mg/L.
(2) The procedure for
				  shutting down the fluoridation equipment if there is a fluoride overfeed and
				  the need to do so is identified by the State Board and/or the water
				  supplier;
(3) The procedure for
				  investigating the cause of an underfeed or overfeed;
(4) A list of water system, county health
				  department, and State Board personnel with day and evening phone numbers to be
				  notified by the end of the business day of the occurrence or within 24 hours if
				  the State Board office is closed in the event of an overfeed exceeding 10.0
				  mg/L; and
(5) The procedure for
				  notifying the public if instructed to do so by the State Board in the event of
				  a fluoride underfeed extending for more than three months or a fluoride
				  overfeed exceeding 10.0 mg/L.
California Code of Regulations › Title 22 - Social Security › Division 4 - Environmental Health › Chapter 15 - Domestic Water Quality and Monitoring Regulations › Article 4.1 - Fluoridation › Section 64435 - Maximum Contaminant Levels. [Renumbered]

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
1. Amendment
					 of subsections (a), (b) and (d) filed 1-22-88; operative 12-22-88 (Register 88,
					 No. 51).
2. Amendment of subsection (a) filed 1-26-89; operative
					 2-25-89 (Register 89, No. 6).
3. Repealer of subsection (f) and
					 renumbering and amendment of subsection (g) to subsection (f) filed 5-6-91;
					 operative 6-5-91 (Register 91, No. 25).
4. Amendment of subsections
					 (c) and (d)(2), repealer of subsection (e)(2) and (e)(3), new subsection
					 (e)(2), and amendment of NOTE filed 5-27-92; operative 6-26-92 (Register 92,
					 No. 22).
5. Renumbering of former section
					 64435 to section
					 64431 filed 9-8-94 as an
					 emergency; operative 9-8-94 (Register 94, No. 36). A Certificate of Compliance
					 must be transmitted to OAL by 1-6-95 or emergency language will be repealed by
					 operation of law on the following day.
6. Renumbering of former
					 section 64435 to section
					 64431 refiled 1-3-95 as an
					 emergency; operative 1-3-95 (Register 95, No. 1). A Certificate of Compliance
					 must be transmitted to OAL by 5-3-95 or emergency language will be repealed by
					 operation of law on the following day.
7. Renumbering and amendment
					 of former section
					 64435 to section
					 64431 refiled 4-26-95 as an
					 emergency; operative 4-26-95 (Register 95, No. 17). A Certificate of Compliance
					 must be transmitted to OAL by 8-24-95 or emergency language will be repealed by
					 operation of law on the following day.
8. Certificate of Compliance
					 as to 4-26-95 order transmitted to OAL 5-5-95 and filed 6-19-95 (Register 95,
					 No. 25).
Note: Authority cited: Sections
						208
						and
						4023.3,
						Health and Safety Code. Reference: Sections
						4010-
						4039.6,
						Health and Safety Code.
California Code of Regulations › Title 22 - Social Security › Division 4 - Environmental Health › Chapter 15 - Domestic Water Quality and Monitoring Regulations › Article 4.1 - Fluoridation › Section 64437 - Sampling of System Sources. [Renumbered]

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
1. New NOTE
					 filed 12-7-84 (Register 84, No. 49).
2. Renumbering and amendment of
					 former Section
					 64437 to Section
					 64447 filed 11-22-88; operative
					 12-22-88 (Register 88, No. 51).
Note: Authority cited: Sections
						208
						and
						4026,
						Health and Safety Code. Reference: Section
						4024,
						Health and Safety Code.
California Code of Regulations › Title 22 - Social Security › Division 4 - Environmental Health › Chapter 15 - Domestic Water Quality and Monitoring Regulations › Article 4.5 - Trihalomethanes [Repealed] › Section 64439 - Requirements. [Repealed]

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
1. New
					 Article 4.5 (Section
					 64439) filed 3-14-83; effective
					 thirtieth day thereafter (Register 83, No. 12).
2. Amendment of
					 section and NOTE filed 5-18-2006; operative 6-17-2006 (Register 2006, No.
					 20).
3. Repealer of article 4.5. (section
					 64439) and section filed
					 5-22-2012; operative 6-21-2012 (Register 2012, No.
					 21).
Note: Authority cited: Sections
						100275
						and
						116385,
						Health and Safety Code. Reference: Sections
						100275
						and
						116385,
						Health and Safety Code.
California Code of Regulations › Title 22 - Social Security › Division 4 - Environmental Health › Chapter 15 - Domestic Water Quality and Monitoring Regulations › Article 5 - Radioactivity › Section 64441 - Natural Radioactivity. [Repealed]

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
1. Amendment
					 of subsections (a) and (c) filed 10-7-88; operative 1-1-89 (Register 88, No.
					 42).
2. Amendment of subsections (a) and (b) filed 11-22-88;
					 operative 12-22-88 (Register 88, No. 51).
3. Repealer filed
					 5-12-2006; operative 6-11-2006 (Register 2006, No.
					 19).
Note: Authority cited: Sections
						208
						and
						4026,
						Health and Safety Code. Reference: Section
						4024,
						Health and Safety Code.
California Code of Regulations › Title 22 - Social Security › Division 4 - Environmental Health › Chapter 15 - Domestic Water Quality and Monitoring Regulations › Article 5 - Radioactivity › Section 64442 - MCLs and Monitoring - Gross Alpha Particle Activity, Radium-226, Radium-228, and Uranium

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
(a)
				  Each community and nontransient-noncommunity water system (system) shall comply
				  with the primary MCLs in Table 64442 in the drinking water supplied to the
				  public and use the DLRs for reporting monitoring results:
Table 64442
Radionuclide Maximum Containment Levels (MCLs) and
					 Detection Levels for Purposes of Reporting (DLRs)
Radionuclide
MCL
DLR
Radium-226
1 pCi/L
Radium-228
5 pCi/L (combined radium-226 & -228)
1 pCi/L
Gross Alpha particle activity (excluding radon and
							 uranium)
15 pCi/L
3 pCi/L
Uranium
20 pCi/L
1 pCi/L
(b)
				  Each system shall monitor to determine compliance with the MCLs in table 64442,
				  as follows:
(1) Monitor at each water source,
				  or every entry point to the distribution system that is representative of all
				  sources being used under normal operating conditions; conduct all monitoring at
				  the same sample site(s) unless a change is approved by the State Board, based
				  on a review of the system and its historical water quality data;
(2) For quarterly monitoring, monitor during
				  the same month (first, second or third) of each quarter during each quarter
				  monitored;
(3) By December 31,
				  2007, complete initial monitoring that consists of four consecutive quarterly
				  samples at each sampling site for each radionuclide in table 64442, except that
				  nontransient-noncommunity water systems shall not be required to monitor
				  radium-228 as a separate analyte, but shall monitor for compliance with the
				  combined radium MCL using the analytical method described in Prescribed
				  Procedures for Measurement of Radioactivity in Drinking Water, Section
				  6, Alpha-Emitting Radium Isotopes
				  in Drinking Water, method 903.0 (EPA/600/4-80-032, August, 1980):
(A) Data collected for a sampling site
				  between January 1, 2001, and December 31, 2004, may be used to satisfy the
				  initial monitoring requirement, subject to the State Board's approval based on
				  whether the analytical methods, DLRs, sampling sites, and the frequency of
				  monitoring used were consistent with this article.
(B) For gross alpha particle activity,
				  uranium, radium-226 and radium-228, the State Board may waive the final two
				  quarters of initial monitoring at a sampling site if the results from the
				  previous two quarters are below the DLR(s) and the sources are not known to be
				  vulnerable to contamination.
California Code of Regulations › Title 22 - Social Security › Division 4 - Environmental Health › Chapter 15 - Domestic Water Quality and Monitoring Regulations › Article 5 - Radioactivity › Section 64443 - MCLs and Monitoring - Beta Particle and Photon Radioactivity

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
(a) Each community
				  and nontransient-noncommunity water system (system) shall comply with the
				  primary MCLs in table 64443 and use the DLRs for reporting monitoring results:
Table 64443
Radionuclide Maximum Contaminant Levels (MCLs) and
					 Detection Levels for Purposes of Reporting (DLRs)
Radionuclide
MCL
DLR
Beta/photon emitters
4 millirem/year annual
Gross Beta
dose equivalent to the
							 total
particle activity:
body or any internal organ
4
							 pCi/L
Strontium-90
8 pCi/L
2 pCi/L
(= 4 millirem/yr dose to bone marrow)
Tritium
20,000 pCi/L
1,000 pCi/L
(= 4 millirem/yr dose to total body)
(b)
				  Each system designated by the State Board as vulnerable to contamination by
				  nuclear facilities and/or a determination of vulnerability by a source water
				  assessment, as defined in section
				  64401.57, shall monitor to
				  determine compliance with the MCLs in Table 64443, as follows:
(1) Beginning within one quarter after being
				  notified by the State Board that the system is vulnerable, quarterly for
				  beta/photon emitters and annually for tritium and strontium-90 at each water
				  source, or every entry point to the distribution system that is representative
				  of all sources being used under normal operating conditions, and shall conduct
				  all monitoring at the same sample site(s) unless a change is approved by the
				  State Board, based on a review of the system and its historical water quality
				  data;
(2) For quarterly monitoring,
				  during the same month (first, second or third) of each quarter during each
				  quarter monitored; and
(3) If the
				  gross beta particle activity minus the naturally-occurring potassium-40 beta
				  particle activity at a sampling site has a running annual average less than or
				  equal to 50 pCi/L (screening level), reduce monitoring to a single sample for
				  beta/photon emitters, tritium and strontium-90 once every three years
				  (compliance monitoring period).
California Code of Regulations › Title 22 - Social Security › Division 4 - Environmental Health › Chapter 15 - Domestic Water Quality and Monitoring Regulations › Article 5.5 - Primary Standards-Organic Chemicals › Section 64445.2 - Sampling of Treated Water Sources

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
(a) Each water supplier utilizing treatment
				  to comply with any MCL for an organic chemical listed in Table 64444-A shall
				  collect monthly samples of the treated water at a site prior to the
				  distribution system. If the treated water exceeds the MCL, the water supplier
				  shall resample the treated water to confirm the result and report the result to
				  the State Board within 48 hours of the confirmation.
(b) The State Board will consider requiring
				  more frequent monitoring based on an evaluation of (1) the treatment process
				  used, (2) the treatment effectiveness and efficiency, and (3) the concentration
				  of the organic chemical in the water source.
1. New
					 section filed 11-22-88; operative 12-22-88 (Register 88, No. 51).
2.
					 Amendment of section and NOTE filed 9-8-94 as an emergency; operative 9-8-94
					 (Register 94, No. 36). A Certificate of Compliance must be transmitted to OAL
					 by 1-6-95 or emergency language will be repealed by operation of law on the
					 following day.
3. Amendment of section and NOTE refiled 1-3-95 as an
					 emergency; operative 1-3-95 (Register 95, No. 1). A Certificate of Compliance
					 must be transmitted to OAL by 5-3-95 or emergency language will be repealed by
					 operation of law on the following day.
4. Amendment of section and
					 NOTE refiled 4-26-95 as an emergency; operative 4-26-95 (Register 95, No. 17).
					 A Certificate of Compliance must be transmitted to OAL by 8-24-95 or emergency
					 language will be repealed by operation of law on the following
					 day.
5. Certificate of Compliance as to 4-26-95 order transmitted to
					 OAL 5-5-95 and filed 6-19-95 (Register 95, No. 25).
6. Change
					 without regulatory effect amending section and NOTE filed 6-2-2015 pursuant to
					 section 100, title 1, California Code of
					 Regulations (Register 2015, No. 23).
Note: Authority cited: Sections
						116271
						and
						116375,
						Health and Safety Code. Reference: Sections
						116555
						and
						116385,
						Health and Safety Code.
California Code of Regulations › Title 22 - Social Security › Division 4 - Environmental Health › Chapter 15 - Domestic Water Quality and Monitoring Regulations › Article 14 - Treatment Techniques › Section 64448 - Treatment Technique Requirements

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
(a) A public water system which uses
				  acrylamide and/or epichlorohydrin in drinking water treatment shall certify
				  annually in writing to the State Board that the combination of dose and monomer
				  does not exceed the following levels:
(1) Acrylamide
							 ......................................
0.05% monomer in polyacrylamide dosed at 1 mg/L, or
							 equivalent.
(2) Epichlorohydrin
							 ......................................
0.01% residual of epichlorohydrin dosed at 20 mg/L, or
							 equivalent.
1. New
					 article 14 and section filed 9-8-94 as an emergency; operative 9-8-94 (Register
					 94, No. 36). A Certificate of Compliance must be transmitted to OAL by 1-6-95
					 or emergency language will be repealed by operation of law on the following
					 day.
2. New article 14 and section refiled 1-3-95 as an emergency;
					 operative 1-3-95 (Register 95, No. 1). A Certificate of Compliance must be
					 transmitted to OAL by 5-3-95 or emergency language will be repealed by
					 operation of law on the following day.
3. New article 14 and section
					 refiled 4-26-95 as an emergency; operative 4-26-95 (Register 95, No. 17). A
					 Certificate of Compliance must be transmitted to OAL by 8-24-95 or emergency
					 language will be repealed by operation of law on the following
					 day.
4. Certificate of Compliance as to 4-26-95 order including
					 amendment of subsections (a)(1)-(2) transmitted to OAL 5-5-95 and filed 6-19-95
					 (Register 95, No. 25).
5. Change without regulatory effect amending
					 subsection (a) and NOTE filed 6-2-2015 pursuant to section
					 100, title 1, California Code of
					 Regulations (Register 2015, No. 23).
Note: Authority cited: Sections
						116271
						and
						116375,
						Health and Safety Code. Reference: Section
						116385,
						Health and Safety Code.
California Code of Regulations › Title 22 - Social Security › Division 4 - Environmental Health › Chapter 15 - Domestic Water Quality and Monitoring Regulations › Article 16 - Secondary Drinking Water Standards › Section 64449 - Secondary Maximum Contaminant Levels and Compliance

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
(a) The secondary MCLs shown in Tables
				  64449-A and 64449-B shall not be exceeded in the water supplied to the public
				  by community water systems.
Table 64449-A
Secondary Maximum Contaminant Levels "Consumer
					 Acceptance Contaminant Levels"
Constituents
Maximum Contaminant Levels/Units
Aluminum......................................
0.2 mg/L
Color......................................
15 Units
Copper......................................
1.0 mg/L
Foaming Agents (MBAS)
							 ......................................
0.5 mg/L
Iron......................................
0.3 mg/L
Manganese......................................
0.05 mg/L
Methyl-
tert
-butyl ether
							 (MTBE) ......................................
0.005 mg/L
Odor -Threshold
							 ......................................
3 Units
Silver......................................
0.1 mg/L
Thiobencarb
							 ......................................
0.001 mg/L
Turbidity......................................
5 Units
Zinc......................................
5.0 mg/L
Table 64449-B
Secondary Maximum Contaminant Levels -- "Consumer
					 Acceptance Contaminant Level Ranges"
Maximum Contaminant
							 Level Ranges
Constituent, Units
Recommended
Upper
Short Term
Total Dissolved Solids, mg/L
							 ......................................
500
1,000
1,500
or
Specific Conductance, µS/cm
							 ......................................
900
1,600
2,200
Chloride, mg/L
							 ......................................
250
500
600
Sulfate, mg/L
							 ......................................
250
500
600
(b)
				  Each community water system shall monitor its groundwater sources or
				  distribution system entry points representative of the effluent of source
				  treatment every three years and its approved surface water sources or
				  distribution system entry points representative of the effluent of source
				  treatment annually for the following:
(1)
				  Secondary MCLs listed in Tables 64449-A and 64449-B; and
(2) Bicarbonate, carbonate, and hydroxide
				  alkalinity, calcium, magnesium, sodium, pH, and total
				  hardness.
California Code of Regulations › Title 22 - Social Security › Division 4 - Environmental Health › Chapter 15 - Domestic Water Quality and Monitoring Regulations › Article 16 - Secondary Drinking Water Standards › Section 64449.1 - Applicability of Requirements. [Repealed]

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
1. New
					 section filed 3-12-90; operative 4-11-90 (Register 90, No. 13).
2.
					 Renumbering and relocation of article 5.7 to article 17 and repealer of section
					 filed 9-8-94 as an emergency; operative 9-8-94 (Register 94, No. 36). A
					 Certificate of Compliance must be transmitted to OAL by 1-6-95 or emergency
					 language will be repealed by operation of law on the following
					 day.
3. Renumbering and relocation of article 5.7 to article 17 and
					 repealer of section refiled 1-3-95 as an emergency; operative 1-3-95 (Register
					 95, No. 1). A Certificate of Compliance must be transmitted to OAL by 5-3-95 or
					 emergency language will be repealed by operation of law on the following
					 day.
4. Renumbering and relocation of article 5.7 to article 17 and
					 repealer of section refiled 4-26-95 as an emergency; operative 4-26-95
					 (Register 95, No. 17). A Certificate of Compliance must be transmitted to OAL
					 by 8-24-95 or emergency language will be repealed by operation of law on the
					 following day.
5. Certificate of Compliance as to 4-26-95 order
					 transmitted to OAL 5-5-95 and filed 6-19-95 (Register 95, No.
					 25).
Note: Authority cited: Sections
						208,
						4021
						and
						4023.3,
						Health and Safety Code. Reference: Sections
						4017,
						4024,
						4026.3
						and
						4026.4,
						Health and Safety Code.
California Code of Regulations › Title 22 - Social Security › Division 4 - Environmental Health › Chapter 15 - Domestic Water Quality and Monitoring Regulations › Article 16 - Secondary Drinking Water Standards › Section 64449.2 - Waivers for Secondary MCL Compliance

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
(a) If the average of four consecutive
				  quarters of sample results for a constituent that does not have a primary MCL
				  is not greater than three times the secondary MCL or greater than the State
				  Notification Level, an existing community water system is eligible to apply for
				  a nine-year waiver of a secondary MCL in Table 64449-A, for the following:
(1) An existing source; or
(2) A new source that is being added to the
				  existing water system, as long as:
(A) The
				  source is not being added to expand system capacity for further development;
				  and
(B) The concentration of the
				  constituent of concern in the new source would not cause the average value of
				  the constituent's concentration at any point in the water delivered by the
				  system to increase by more than 20%.
California Code of Regulations › Title 22 - Social Security › Division 4 - Environmental Health › Chapter 15 - Domestic Water Quality and Monitoring Regulations › Article 16 - Secondary Drinking Water Standards › Section 64449.3 - Repeat Sampling. [Repealed]

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
1. Repealer
					 filed 9-8-94 as an emergency; operative 9-8-94 (Register 94, No. 36). A
					 Certificate of Compliance must be transmitted to OAL by 1-6-95 or emergency
					 language will be repealed by operation of law on the following
					 day.
2. Repealer refiled 1-3-95 as an emergency; operative 1-3-95
					 (Register 95, No. 1). A Certificate of Compliance must be transmitted to OAL by
					 5-3-95 or emergency language will be repealed by operation of law on the
					 following day.
3. Repealer refiled 4-26-95 as an emergency;
					 operative 4-26-95 (Register 95, No. 17). A Certificate of Compliance must be
					 transmitted to OAL by 8-24-95 or emergency language will be repealed by
					 operation of law on the following day.
4. Certificate of Compliance
					 as to 4-26-95 order transmitted to OAL 5-5-95 and filed 6-19-95 (Register 95,
					 No. 25).
Note: Authority cited: Sections
						208,
						4021
						and
						4023.3,
						Health and Safety Code. Reference: Sections
						4017,
						4024,
						4026.3
						and
						4026.4,
						Health and Safety Code.
California Code of Regulations › Title 22 - Social Security › Division 4 - Environmental Health › Chapter 15 - Domestic Water Quality and Monitoring Regulations › Article 16 - Secondary Drinking Water Standards › Section 64449.4 - Use of Sources that Exceed a Secondary MCL and DO Not Have a Waiver

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
A source that exceeds one or more of the secondary MCLs in
					 Table 64449-A and does not have a waiver may be used only if the source meets
					 the requirements in Section
					 64414, and the community water
					 system:
(a) Meters the source's
				  monthly production and submits the results to the State Board by the 10th day
				  of the next month;
(b) Counts any
				  part of a day as a full day for purposes of determining compliance with Section
				  64414(c);
(c) As a minimum, conducts public
				  notification by including information on the source's use (dates, constituent
				  levels, and reasons) in the Consumer Confidence Report (Sections
				  64480 through
				  64483);
(d) Provides public notice prior to use of
				  the source by electronic media, publication in a local newspaper, and/or
				  information in the customer billing, if the situation is such that the water
				  system can anticipate the use of the source (e.g., to perform water system
				  maintenance); and
(e) Takes
				  corrective measures such as flushing after the source is used to minimize any
				  residual levels of the constituent in the water distribution system.
1. New
					 section filed 8-28-2006; operative 9-27-2006 (Register 2006, No. 35). For prior
					 history, see Register 95, No. 25.
2. Change without regulatory
					 effect amending subsection (a) and NOTE filed 6-2-2015 pursuant to section
					 100, title 1, California Code of
					 Regulations (Register 2015, No. 23).
Note: Authority cited: Sections
						116271
						and
						116375,
						Health and Safety Code. Reference: Sections
						116385,
						116555
						and
						116610,
						Health and Safety Code.
California Code of Regulations › Title 22 - Social Security › Division 4 - Environmental Health › Chapter 15 - Domestic Water Quality and Monitoring Regulations › Article 16 - Secondary Drinking Water Standards › Section 64449.5 - Distribution System Physical Water Quality

Current through Register 2024 Notice Reg. No. 28, July 12, 2024
(a) The water supplier shall determine the
				  physical water quality in the distribution system. This determination shall be
				  based on one or more of the following:
(1)
				  Main flushing operations and flushing records.
(2) Consumer complaint records showing
				  location, nature and duration of the physical water quality problem.
(3) Other pertinent data relative to physical
				  water quality in the distribution system.