Links to member associations and informational sites:

Iberdrola USA: http://www.iberdrolausa.com

Northeast Gas Association: http://www.northeastgas.org/

American Gas Association: http://www.aga.org/

State of Maine: http://www.state.me.us/

Maine Public Utilities Commission: http://www.state.me.us/mpuc/

Maine Department of Environmental Protection: http://www.maine.gov/dep/index.shtml

Dig Safe: http://www.digsafe.com/

Office of Pipeline Safety: http://ops.dot.gov/index.htm

Maritimes & Northeast Pipeline: http://www.mnp-usa.com/index.html

Portland Natural Gas Transmission System: http://www.pngts.com/

Efficiency Maine: http://www.efficiencymaine.com/at-home/