310 CMR 22.04
Construction, Operation and Maintenance of Public Water Systems
(1) New or Substantially Modified Public Water Systems. Any Person proposing to construct
a new Public Water System, operate a Public Water System or to substantially modify an existing
Public Water System shall obtain the prior written approval of the Department, by at a minimum
demonstrating to the Department's satisfaction that:
(a) the drinking water source for the system meets the criteria in 310 CMR 22.20A, 22.20B,
22.20C, and 22.21, as applicable, and complies with the Department's Guidelines and
Policies for Public Water System;
(b) the storage, treatment and Distribution System and facilities including transmission lines
for the system have been sited, designed, and constructed in compliance with 310 CMR
22.19, 22.20A, 22.22 and the Department's Guidelines and Policies for Public Water
Systems;
(c) the Supplier of Water has the technical, managerial and financial capacity to operate and
maintain the Public Water System in compliance with 310 CMR 22.00, and each National
Primary Drinking Water Regulation in effect at the time of the Department's determination
of the system's capacity and in effect in the foreseeable future;
(d) the Public Water System is in compliance with the Department's Guidelines and Policies
for Public Water Systems, in effect at the time of the Department's determination of the
system's capacity;
(e) the Public Water System manager has attended a capacity training program approved
by the Department or shall attend such a program if deemed necessary by the Department;
(f) in the case of Transient Non-community Water Systems or any other Public Water
System, if deemed necessary by the Department, a notice has been or shall be recorded on
the deed of the property where a drinking water source serving such Public Water System is
located, stating that such property contains a drinking water source subject to 310 CMR
22.00; and
(g) the staffing of the Public Water System complies with 310 CMR 22.11B and any related
policies established by the Department or the Board of Certification of Operators of Drinking
Water Supply Facilities.
(2) To the extent practicable, said Person shall avoid locating all or any part of a new or
substantially modified facility at a site which:
(a) is subject to a significant risk from earthquakes, floods, fires, or other disasters which
could cause a breakdown of the Public Water System or a portion thereof;
(b) except for intake structures, is within the floodplain of a 100-year flood or is lower than
any recorded high tide where appropriate records exist; and can reasonably obtain service
from an existing system (the Department shall consider proximity to existing systems and
the economic feasibility of extending service).
(3) Information Required for Department Approval. Persons seeking the Department's approval
under 310 CMR 22.04(1), shall submit the following information:
(a) all necessary plans, specifications, standard operating, maintenance procedures, and
proposed staffing for the system, prepared by a Massachusetts registered professional
engineer unless otherwise determined by the Department;
(b) documentation, including but not limited to, a water system business plan, which
demonstrates that the Public Water System complies with the capacity requirements in
310 CMR 22.04(1)(c); and
(c) any additional information that the Department deems relevant to its review and
approval.
22.04: continued
(4) Prohibition on Construction or Substantial Modification of a Public Water System Without
Prior Department Approval.
(a) No Person shall commence construction or otherwise implement or operate a proposed
new Public Water System or make Substantial Modifications to an existing Public Water
System unless the Department has issued its prior written approval and any other applicable
Department permits.
(b) No Person shall operate a Public Water System unless such operation is in accordance
with the terms and conditions of all Department permits and approvals. No Person shall
make changes to a permitted or approved Treatment Technique or remove a permitted or
approved treatment device from service without prior notification to and approval by the
Department unless the change or removal is in response to an Emergency. If the change or
removal is in response to an Emergency, then the Public Water System must notify the
Department within 24 hours of the change or removal.
(c) After a Treatment Technique has been approved by the Department, the Supplier of
Water shall install and maintain such Treatment Technique and implement any such
approved procedures and practices in accordance with 310 CMR 22.00 and the terms and
conditions of all applicable permits, approvals, and orders issued by the Department.
(5) Existing Public Water Systems. The Department may require any existing Public Water
System to demonstrate its compliance with 310 CMR 22.00, including but not limited to
310 CMR 22.04(1) and the Department's Guidelines and Policies for Public Water Systems, at
the time of a Sanitary Survey conducted pursuant to 310 CMR 22.04(12) or as otherwise directed
by the Department.
(6) By no later than December 31, 2001, all Public Water Systems shall install meter(s) at
location(s) sufficient to record each system's total production of water from all sources, including
water purchased from and/or water sold to other Public Water Systems.
(7) Each Supplier of Water shall operate and maintain its system in a manner that ensures the
delivery of safe drinking water to consumers. In determining whether a Supplier of Water is
properly operating and maintaining a Public Water System, the Department will apply the
standards for Public Water Systems set forth in the Drinking Water Program's Guidelines and
Policies for Public Water Systems.
(8) New Product or Technology.
(a) No Supplier of Water shall add, install or use any chemicals, drinking water additives,
or treatment devices or equipment that come into direct contact with drinking water, unless
such devices or equipment have received the prior written approval of the Department.
(b) To obtain the Department's approval of a new product (e.g., additives, coatings), a
manufacturer shall demonstrate that the product:
1. conforms to the applicable American National Standards Institute (ANSI) and the
National Sanitation Foundation (NSF) Standard 60 or 61; or Underwriter Laboratory
(UL) standards or the performance of the technology has been verified by the
Environmental Protection Agency's (EPA's) Environmental Technology Verification
Program (ETV);
2. was approved by the EPA prior to April 1990 and conforms to the standards of the
American Water Works Association (AWWA); and
3. is capable of producing finished water that meets all federal and state Maximum
Contaminant Levels and drinking water standards for the intended and approved
technology use.
(c) To obtain the Department's approval of a major new technology system, a manufacturer
shall demonstrate that:
1. The major technology has been approved and used successfully in the United States
for at least five years. In addition, such major new technology must have been approved
and used successfully in three states for at least two years. One of the three states must
either be a New England state or New York state or another state determined by the
Department to have similar environmental conditions, and the other two states must be
primacy states.
22.04: continued
2. If a technology does not meet the requirements of 310 CMR 22.04(8)(c)1., then the
technology must be piloted in Massachusetts in accordance to 310 CMR 22.04(9).
3. The Department will consider for approval technologies that have received prior
approval from third party organizations such as UL, ANSI/NSF, or AWWA.
Additionally, the Department will consider for approval technologies with published
ETV performance verification reports.
(d) If the technology is a vending machine, then National Automatic Merchandizing
Association (NAMA) certification shall be required to obtain the Department's approval.
(e) If the technology is a POU/POE device it shall conform to the requirements of 310 CMR
22.23.
(f) Persons seeking to have a product or technology listed are directed to follow the
procedures set forth in the Drinking Water Program's policy entitled: New Product or
Technology Review Policy DWP Policy No. 89-01, a copy of which is available from the
Drinking Water Program. The Department may revoke its approval of a product or
technology if it determines that the product or technology is defective or performs
inadequately in the field.
(g) For products, if the drinking water chemicals or coatings have NSF certification, a NSF
certification shall also be required of the original producer of the product. Repackers of
chemicals are not required to be formally certified, but shall self-certify to the Department
that the cleanliness of their procedures and purity of the resultant product is equivalent to the
standards applicable to the original manufacturer. Any local reformulation of chemical
requires certification in accordance with NSF 60.
(h) Any public or private entity providing the testing and certification described in
310 CMR 22.04(6)(b) for other parties shall be certified by the American National Standards
Institute (ANSI).
(9) Pilot Requirements. The Department may require Persons seeking approval of a
Disinfection or Filtration treatment system or process for use in a Public Water System to
perform a pilot study to determine whether the proposed system or process will perform
adequately in the field. Persons required to perform such a study should follow the procedures
set forth in the Division's policy entitled Pilot Study Requirements for Proposed Surface Water
Treatment/Filtration Plants, DWS Policy No. 90-04, a copy of which is available from the
Drinking Water Program.
(10) Treatment Techniques for Acrylamide and Epichlorohydrin. Each Supplier of Water using
acrylamide or epichlorohydrin in a Public Water System shall certify annually in writing to the
Department (using third party or manufacturer's certification) that the combination (or product)
of dose and monomer level does not exceed the levels specified as follows:
Acrylamide = 0.05% dosed at 1 ppm (or equivalent)
Epichlorohydrin = 0.01% dosed at 20 ppm (or equivalent)
Such certifications shall be made by the manufacturers or third parties, as approved by the
Department.
(11) Any application of a herbicide to any surface water body that serves as a source of water
for a Public Water System shall comply with 310 CMR 22.20B(8).
(12) Sanitary Surveys. The Department or its agent may conduct Sanitary Surveys of Public
Water Systems to evaluate each system's source, facilities, equipment, operation, monitoring
schedule, technical, managerial and financial capacity, and maintenance procedures at a
frequency determined by the Department.
(a) If any violation or deficiency of 310 CMR 22.00, M.G.L. c. 111, § 160 or any other
statute or regulation administered by the Department is identified during a Sanitary Survey,
including without limitation any violations or deficiencies related to system capacity, the
Public Water System shall be notified of the violation, the action necessary to comply with
the statute or regulations, and the time period within which compliance must be attained.
The Public Water System shall respond to any violations or deficiencies identified in the
Sanitary Survey report within 30 days of receipt of such, unless the Department otherwise
requires certain corrective action. The Department shall also include capacity
recommendations for whole system improvements in its report.
22.04: continued
(b) The owner of a Transient Non-community Water Systems (TNC) shall be responsible
for conducting or having a Sanitary Survey conducted by June 29, 1999 to evaluate the
system's source, facilities, equipment, operation, monitoring schedule and maintenance plan.
Thereafter, TNC systems shall undergo another Sanitary Survey every five years unless
otherwise required by the Department. The survey information shall be submitted to the
Department on a form or in a format provided by the Department for such use no later than
90 days after the completion of the survey or as specified by the Department. The
Department will review the results of each Sanitary Survey to determine whether the existing
monitoring frequency is adequate and whether additional measures are necessary, to improve
drinking water quality. In conducting the survey the Public Water System shall be subject
to 310 CMR 22.04(1)(a), except that the Department may conduct a survey of the TNC
system at any time to determine compliance with 310 CMR 22.00.
(c) If a Significant Deficiency is identified by the Department or its agent during a Sanitary
Survey at a groundwater Public Water System conducted to comply with 310 CMR
22.26(2),the system must comply with the requirements of 310 CMR 22.26(4)(a). Unless
the Department requires the groundwater system to implement corrective action, the
groundwater system shall consult with the Department in accordance with the schedule listed
under 310 CMR 22.26(4)(a)4. and 5.
(13) Emergencies.
(a) Each Supplier of Water must prepare and keep in an easily accessible location an
Emergency Response Plan prepared in accordance with 310 CMR 22.04(13) and
Massachusetts Drinking Water Guidelines and Policies for Public Water Supplies,
Chapter 12 - Emergency Response Planning Requirements Guidance including Appendix O
- Handbook for Water Supply Emergencies. The Emergency Response Plan shall be
designed to ensure that the water supplier is able to respond effectively to potential and actual
Emergencies. The Emergency Response Plan shall include detailed steps that the water
supplier shall implement to ensure the continuation of service in the event of a potential or
actual Emergency, including but not limited to:
1. Loss of water supply from a source;
2. Loss of water supply due to major component failure;
3. Damage to power supply equipment or loss of power;
4. Contamination of water in the Distribution System from backflow or other causes;
5. Collapse of a reservoir, reservoir roof, or pump house structure;
6. Break in a transmission or distribution line that could result in a loss of service to
customers for more than four hours;
7. Potential or imminent threat of chemical or microbiological contamination of the
water supply over limits specified by 310 CMR 22.00, including without limitation, any
standards specific to an individual Public Water System established pursuant to a health
assessment as provided in 310 CMR 22.03(8);
8. Potential or imminent threat of an overfeed of an approved drinking water treatment
chemical into the system;
9. An act of vandalism or sabotage that has the potential to impact or impacts water
quality or the quantity of water available to the system.
10. A shortage or lack of resources that could affect the operations of the system, such
as:
a. Staffing shortages:
b. Receipt of notice from a power utility of lengthy power outages; or
c. Imminent depletion of treatment chemical inventory; and
11. Any other failure of part or all of the water supply system due to equipment failure,
human acts (deliberate or accidental) or natural or human made disasters.
(b) The Emergency Response Plan required by 310 CMR 22.04(13) shall include, at a
minimum, a description of the procedures, structures and equipment used to respond to
potential or actual Emergencies, including but not limited to:
1. Identification of alternate sources of water supply for use during an Emergency and
procedures for bringing such sources On-line;
2. Procedures for notifying the Department and other regulatory agencies, the news
media, and consumers of the Emergency and the actions, if any, consumers should take
during the Emergency, including the use of personal protective equipment, if necessary,
and water-use guidelines or restrictions;
22.04: continued
3. Procedures for communication, including a clear outline of the lines communication
among system personnel and between the water supplier and local, state and federal
officials and the public;
4. Procedures for testing and maintaining all facility communications and alarm systems
as necessary to ensure their proper operation;
5. Procedures for disinfecting and testing the Distribution System after an Emergency
in order to return it to service;
6. Identification of critical system components that must remain in service or be
returned to service quickly;
7. An inventory of equipment needs and availability, including the location of existing
Emergency equipment, generators and spill response materials, identification of
additional Emergency equipment needs, and procedures for obtaining additional services
and equipment, including critical spare parts;
8. Procedures for implementing any interconnections with other Public Water Systems
and any other arrangements in effect with neighboring communities or other public water
suppliers;
9. A description of the duties and responsibilities of key personnel who will be involved
in Emergency response actions, and a procedure for contacting and scheduling staff;
10. A plan for annually training staff and local partners in Emergency response
procedures to ensure that they are familiar with the all Emergency procedures, equipment
and systems; and
11. Any other matter identified by the Department in Massachusetts Drinking Water
Guidelines and Policies for Public Water Supplies, Chapter 12 - Emergency Response
Planning Requirements including Appendix O - Handbook for Water Supply
Emergencies.
(c) Each water supplier must implement the Emergency Response Plan established in
accordance with 310 CMR 22.04(13)(a) and (b), including without limitation the provisions
for annual training of staff and local partners in the implementation of such plan in the event
of a potential or actual Emergency.
(14) Chemical Safety Control for Critical Chemical Feed Systems.
(a) Any Chemical Feed System which uses any of the chemicals listed in 310 CMR
22.04(14)(a)1. through 5. shall be subject to critical Chemical Feed System requirements as
set forth in 310 CMR 22.04(14)(b).
1. Gaseous or liquid chlorine;
2. Chloramines;
3. Hydrofluorosilicic acid;
4. Sodium hydroxide; or
5. Potassium hydroxide.
(b) Critical Chemical Feed System Requirements. All Chemical Feed Systems subject to
310 CMR 22.04(14)(b) shall be equipped with control systems and alarm systems, consisting
at a minimum and meeting at a minimum the following:
1. Analyzer Requirements.
a. Each water pump or group of pumps discharging treated water into a Distribution
System shall be monitored with a chemical analyzer for each critical chemical
injected into the water system by a chemical metering pump.
b. A Supplier of Water that demonstrates to the Department's satisfaction that an
overfeed or underfeed would not lead to an unsafe or impure drinking water supply
shall be exempt from the requirement of 310 CMR 22.04(14)(b)1.a.
2. Interlock Requirements.
a. The pump motor controller(s) of the pump that paces the chemical injection,
chemical metering pump(s), and chemical analyzer(s) shall be interlocked so that no
chemical is injected if the pump is not running;
b. A flow meter or thermal type flow switch shall be installed and interlocked such
that when no flow is detected, the chemical feed pumps shall not operate;
c. Each water pump and associated metering pump(s) shall automatically shut down,
and the alarm system shall immediately send an alarm to a properly Certified
Operator, if the analyzer for the critical chemical injected into the water system
detects a parameter that is out of the range set in the analyzer; and
22.04: continued
d. A facility that is staffed 24 hours a day, seven days a week, 365 days a year shall
not be required to have an automatic shut down, nor shall any of its Satellite
Facilities, but a properly Certified Operator shall be available to take proper action
in the event of an overfeed or underfeed.
3. Powering of all metering pumps shall be configured to prevent overriding of the
safety shut down systems.
4. Controls, instrumentation, alarms, and data logging system requirements. In every
Public Water System, controls, instrumentation, alarms, and data logging systems shall
be:
a. installed in order to insure a reliable and safe system;
b. calibrated in accordance with the manufacturer's recommendations; and
c. tested quarterly.
5. The Supplier of Water shall maintain logs recording all test results for a rolling
period of five years from the date of each set of tests. The Supplier of Water shall make
the logs available for review by the Department during inspections or upon request.
6. The Supplier of Water shall establish written protocols for testing critical alarms,
which protocols shall be periodically reviewed and updated as appropriate.
(15) Lead Reduction Act.
(a) Except as provided in 310 CMR 22.04(15)(b), no Person shall use any pipe, pipe fitting,
plumbing fitting or fixture, any solder, or any flux; that is not Lead-free; in the installation
or repair of any Public Water System or any plumbing in a residential or nonresidential
facility providing water for human consumption.
(b) The prohibition set forth in 310 CMR 22.04(15)(a) shall not apply to the following:
1. pipes, pipe fittings, plumbing fittings or fixtures; including backflow preventers; that
are used exclusively for nonpotable services such as manufacturing, industrial
processing, irrigation, outdoor watering, or any other uses where the water is not
anticipated to be used for human consumption; or
2. service saddles, or water distribution main gate valves that are two inches in diameter
or larger; or
3. fire hydrants.
(c) All products required to be lead free shall be certified as being in compliance with
NSF/ANSI 372 or Annex G of NSF/ANSI 61. Certification shall be made by an independent
agency in accordance with the preceding standards. Self-certification by the manufacturer
will not be accepted.