LINKS

Organizations
Mid-Atlantic Biosolids Association
Water Environment Federation
Pennsylvania Water Environment Association
National Biosolids Partnership
PA DEP Biosolids page
Penn State Agricultural Analytical Services Laboratory

Regulations
PA Code Chapter 271
PA Code Chapter 275
Part 503

Other Useful Information
2007 - 2008 Agronomy Guide
Odor Management in Agriculture and Food Processing
Plain English Guide to Part 503