Blog Archives

Water treatment study guides and reference manuals.

Water and Wastewater Calculations Manual

water and waste water

Quick Access to the Latest Calculations and Examples for Solving All Types of Water and Wastewater Problems! The Second Edition of Water and Wastewater Calculations Manual provides step-by-step calculations for solving a myriad of water and wastewater problems. Designed for quick-and-easy

Posted in Water Treatment Books

Water Treatment: Principles and Design Second Edition

Water Treatment Principles Design

Water Treatment: Principles and Design (Second Edition) covers all areas of water treatment from theory to practice and has been updated to include current water treatment practices and technologies and practical considerations of water plant and distribution design.

Posted in Water Treatment Books

Newsletter

Subscribe to receive the latest test taking tips, practice questions, math hints, and Water Distribution Operator news.

Updates

  • 01-27-15
    NEW Added 100 question practice test which shows answers immediately, instead of at the end.
  • 11-10-14
    Complete redesign of website to match our Water Distribution Certification website. Also, working on new content to be added soon.

Glossary of Terms

Bentonite - A light-colored valuable clay that expands with the addition of water and is used as a sealant in water wells, as oil-well drilling mud, as a liner in wastewater lagoons, and as a filler in the building, paper, soap, and pharmaceutical industries.

Quick Facts

Blue-Green Algae - Varieties of algae characterized by their bluish-green color; also known as cyanobacteria. The presence of blue-green algae indicates unhealthy conditions in wastewater lagoon cells or surface waters such as lakes, reservoirs, streams. They are often associated with organic overloading and lack of adequate dissolved oxygen.
s2Member®