CHAPTER 1.7- Discharges with Water Quality Additives

This chapter is designed to help calculate use restrictions and determine WET monitoring frequencies when additives are used. This guidance is intended to apply to discharges of noncontact cooling water, contact cooling water, boiler blowdown, or cooling tower blowdown that contain water quality additives. NOTICE: This document is intended solely as guidance, and does not contain any mandatory requirements except where requirements found in statute or administrative rule are referenced. This guidance does not establish or affect legal rights or obligations, and is not finally determinative of any of the issues addressed. This guidance does not create any rights enforceable by any party in litigation with the State of Wisconsin or the Department of Natural Resources. Any regulatory decisions made by the Department of Natural Resources in any matter addressed by this guidance will be made by applying the governing statutes and administrative rules to the relevant facts. What is an “Additive”? Biocides, additives, polymers, and sediment control products come in a wide variety of mixtures and forms, and are used in a wide variety of applications. They are often referred to as “water quality additives ” and include things