Training Centres Alabama Onsite Training Center, University of West Alabama North Carolina On-Site Wastewater Training Facilities, North Carolina State University Northern Arizona University - On-Site Wastewater Demonstration Program , Northern Arizona University Texas A&M University Research and Extension Center, Texas A&M University URI On-Site Wastewater Training Center, University of Rhode Island Utah On-Site Wastewater Treatment Training Center, University of Utah Washington On-site Sewage Association (WOSSA), Washington State University Research & Extension Center Located at 7612 Pioneer Way E. west of Puyallup Activities | Contact List Training Centres | Discussion Forum | Login | Disclaimer | Home