New Mexico Environment Department (NMED): https://www.env.nm.gov/septic/

Professional Onsite Wastewater Reuse Association of New Mexico: www.powranm.com

Construction Industries Division (CID): http://www.rld.state.nm.us/construction/

National Onsite Wastewater Recycling Association: www.nowra.org/

Consortium of Institutes for Decentralized Wastewater Treatment: http://onsiteconsortium.org/

EPA for Onsite Wastewater Systems: http://water.epa.gov/infrastructure/septic/

National Association of Wastewater Technicians: www.nawt.org/

How your Septic System Works