Referenced Material

01. NSF International. The NSF International (NSF) NSF/ANSI 40: Residential Onsite Systems and NSF/ANSI 245: Nitrogen Reduction are referenced and are available at www.nsf.org/services/by-industry/water- wastewater/onsite-wastewater. (7-1-25) 02. Technical Guidance Manual for Individual Subsurface Sewage Disposal Systems (TGM). The TGM is referenced and available at Department of Environmental Quality, 1410 N. Hilton St., Boise, ID 83706. (7-1-25)