Discover essential environmental media characterization methods in the definitive third edition of Field Sampling Methods for Remedial Investigations. This comprehensive guide, a trusted resource for groundwater characterization and sampling strategies, is updated with the latest cost-effective approaches supporting all remediation activities. It integrates current recommendations from over one hundred US EPA, State EPA, USGS, and Army Corps of Engineers documents. Explore detailed guidance on sampling designs, various survey techniques (aerial, geophysical, radiological, soil gas), direct push groundwater sampling, well installation and purging, tracer testing, and waste sampling. The book also covers crucial aspects like quality control, data validation, decontamination, and health & safety, offering practical insights and case studies. A must-have for environmental professionals seeking proven, reputable techniques for effective remedial investigations.