To aid in personnel training and as a complement to its enforcement program, the Minnesota Pollution Control Agency implemented an operator assistance program in June 1976. Its principle objective was to train operators in process control to improve their skills and enhance their long-term ability to produce high quality effluent. (Author/JN)

This document, designed to serve as a training manual for technical instructors and as a field resource reference for Peace Corps volunteers, consists of nine units. Unit topics focus on: (1) water supply sources; (2) water treatment; (3) planning water distribution systems; (4) characteristics of an adequate system; (5) construction techniques;…