- NC Department of Environment and Natural Resources (NCDENR) http://portal.ncdenr.org/web/guest
- NC Department of Environment and Natural Resources Division of Environmental Health (NCDENR – DEH) http://www.deh.enr.state.nc.us/
- NC Department of Environment and Natural Resources Division of Environmental Health On-Site Water Protection (NCDENR – DEH – OSWP) http://www.deh.enr.state.nc.us/osww_new/new1//index.htm
- 1900 Rules http://www.deh.enr.state.nc.us/osww_new/new1//images/Rules/1900RulesAugust2007.pdf
- Draft Revision of 1900 Rules http://www.deh.enr.state.nc.us/osww_new/new1//images/Rules/Draft_14%5B1%5D-1.pdf
- Searchable list of Septage Pumpers http://portal.ncdenr.org/web/wm/sw/facilitylist
- NCDENR – Division of Waste Management – Solid Waste Management – Septage http://portal.ncdenr.org/web/wm/sw/septage
- NCDENR – Division of Water Quality http://portal.ncdenr.org/web/wq/
- NCDENR – Division of Water Quality – Water Pollution Control System Operators Certification Commission (WPCSOCC) http://portal.ncdenr.org/web/wq/wpcsocc-sdr
- NC Licensing Board for General Contractors http://www.nclbgc.org/
- NC State Board of Examiners of Plumbing, Heating and Fire Sprinkler Contractors http://www.nclicensing.org/
- NC Carolina Association of Realtors http://www.ncrealtors.org/
- NC Home Builders Association http://www.nchba.com/
- North Carolina Septic Tank Association http://www.ncsta.net/
- North Carolina Pumper Group http://www.ncpumpergroup.org/
- NC Cooperative Extension http://www.ces.ncsu.edu/
- NC Well Contractors Certification http://portal.ncdenr.org/web/wq/comm/wccc
- https://www.asbestos.com/exposure/water-supply/