Concepts and Practices of Drinking Water Distribution

Offered in partnership with Massachusetts Water Works Association
Approved for 34 TCHs

About Our Program

This 39-hour, State-approved course offered in partnership with the Massachusetts Water Works Association, is designed to introduce the concepts of drinking water distribution operations. This course is a pre-requisite for taking the drinking water licensing exam(s) for water distribution, grades D2, D3, or D4 and is a required component for eligibility as an operator-in-training or a full license operator.

Participants will learn required information and critical thought processes involved in an understanding of the successful operation and maintenance of drinking water distribution systems.

Topics include: piping, pumps, hydraulics, valves, motors, meters, backflow, system security installation, safety and testing to name a few. Through a combination of lecture and group discussion, each distribution system task and/or maintenance technique will be reviewed and then discussed in depth.

Who should take this course?

  • Any individual presently working in the drinking water distribution field who would like to pursue  career advancement by taking the D1, D2, D3, or D4 exams (The course is required for D2, D3, and D4 exams. It is not required for D1, but will  provide a good background for it.)
  • Any individual seeking a new career in the  drinking water distribution field, who has a high school diploma or equivalent and who enjoys hands-on work, problem-solving, and mechanical tasks.

Did you know?

As of January 2012, in order to sit for the State drinking water exams (D2-D4), the Massachusetts Board of Certification of Operators of Drinking Water Supply Facilities established new training requirements. To sit for D2, D3, D4 exams, individuals must take the Concepts and Practices of Drinking Water Distribution course. There are two other required courses for those seeking Drinking Water Treatment exams.

Certificate of Completion

Massasoit Community College and the Massachusetts Water Works Association will co-sign a State-approved Certificate of Completion upon successful completion of this course. To pass this course, you must attend a minimum of 9 of the 11 classes, plus gain a minimum of 70 points, which is determined by a combination of homework, mid-term, and final exam grades.

**Additional cost for textbooks, which is non-refundable. 

Is your employer paying for this course?  If so, please call 508-588-9100 x1322.

Mass Water Works Association
Massachusetts Water Works Association is an organization dedicated to the advancement of the drinking water profession. More information about careers in drinking water.

Withdrawal and Refund Information

You must complete and submit in person a withdrawal form, which is available at any of our locations. Withdrawals before the start of the first class are granted a 100% refund. Withdrawals after the first class are refunded 0-50% depending on the length of the course.

Certain courses may be cancelled due to low registration. Enrolled students will be notified as soon as cancellation decisions are made. A full refund will be provided to students who have enrolled in a class that has been cancelled by Massasoit Community College.

Parking Decals

There are designated parking lots available for students; however, a parking decal is required. If you do not have a decal, visit the Massasoit campus police with your driver’s license, car registration and proof of course registration to complete a form and obtain your decal.


For additional information about this program, please contact Kelley Tilden or call 508-588-9100 x1310.

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