This all-new guide is a compilation of information, charts, graphs, tables, formulas, and definitions that are used by wastewater system operators in performing

Only now available in one convenient place, this guide provides charts, graphics, formulas, and definitions used daily. Compiled from many sources, it is conven

Specially designed for in-the-field use, this comprehensive yet compact book will pay for itself over and over in the time you save looking for chemical and mat

The brand new manual provides step-by-step guidance to determine revenue requirements, analyze rates, develop a financial plan, and design a better rate structu