By the Division of Professional Licensure

3.01: Classification of a Public Water System

A public water system shall be classified according to the Department of Environmental Protection's Drinking Water Regulations at 310 CMR 22.11B: Public Water Systems Certified Operator Staffing Requirements. The Board shall request an updated list of public water system classifications annually from the Department of Environmental Protection, Drinking Water Program.

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3.02: Classification of Public Water System Operators

The purpose for the certification of public water system operators is to insure the proper management, operation and maintenance of a public water system. The various grades of certificates shall be issued in accordance with the demonstrated skill, knowledge, experience and character of the operator.

(1) In a Class VND (Water Vending Machine) public water system, the person with the responsibility for making process control/system integrity decisions about water quality or quantity that affect public health, and having active field supervision of, distribution and/or treatment activities must hold a Grade VND certificate.

(2) In a Class VSS (Very Small System) public water system, the person with responsibility for, making process control/system integrity decisions about water quality or quantity that affect public health and having active field supervision of, distribution and/or treatment activities must hold a Grade VSS or higher grade certificate.

(3) In a Class I public water system, the person with responsibility for making process control/system integrity decisions about water quality or quantity that affect public health, and having active field supervision of, distribution and/or treatment activities must hold the appropriate Grade 1 or higher grade treatment or distribution certificate.

(4) In a Class II public water system, the person with responsibility for making process control/system integrity decisions about water quality or quantity that affect public health, and having active field supervision of, distribution and/or treatment activities must hold an appropriate Grade 2 or higher grade treatment or distribution certificate.

(5) In a Class III public water system, the person with responsibility for making process control/system integrity decisions about water quality or quantity that affect public health, and having active field supervision of, distribution and/or treatment activities must hold an appropriate Grade 3 or higher grade treatment or distribution certificate.

(6) In a Class IV public water system, the person with responsibility for making process control/system integrity decisions about water quality or quantity that affect public health, and having active field supervision of, distribution and/or treatment activities must hold an appropriate Grade 4 treatment or distribution certificate.

(7) An individual may apply for certification and, after passing the Board examination, shall be certified in the highest grade for which he/she qualifies, except that experience in a Class VSS or Class VND public water supply may not be used toward qualifying for any higher grade (Grades 1D through 4D or Grades 1T through 4T).

(8) Certificate holders who were issued certificates in Grades 1, 2, 3 and 4 under the original "grandfather clause" or by written examination through December 31, 1989 shall be automatically credited with holding both distribution and treatment certification in accordance with the following table:

Certification Grade
as of 12/31/89
Certification Grade
after 12/31/89
11C
22C
33C
44C

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REGULATORY AUTHORITY
236 CMR 3.00: M.G.L. c. 13, § 66B; c. 112, § 87CCCC.