Water Quality for Ecosystem and Human Health


Book Description

This document is intended to provide an overview of the major components of surface and ground water quality and how these relate to ecosystem and human health. Local, regional and global assessments of water quality monitoring data are used to illustrate key features of aquatic environments, and to demonstrate how human activities on the landscape can influence water quality in both positive and negative ways. Clear and concise background knowledge on water quality can serve to support other water assessments.




Office of Water Policy and Technical Guidance on Interpretation and Implementation of Aquatic Life Metals Criteria


Book Description

This memorandum transmits Office of Water policy and guidance on the interpretation and implementation of aquatic life criteria for the management of metals. This issue covers a number of areas including the expression of aquatic life criteria, total maximum daily loads, permits, effluent monitoring and compliance, and ambient monitoring.