Common Ground Alliance – The Common Ground Alliance (CGA) is a member-driven association dedicated to ensuring public safety, environmental protection, and the integrity of services by promoting effective damage prevention practices.
www.commongroundalliance.com  

Enbridge Inc. – Enbridge Inc. is in energy transportation and distribution in Northern America operating the world’s longest crude oil and liquids transportation system which includes Line 5. 
http://www.enbridge.com/ 

Federal Energy Regulatory Commission (FERC) – FERC regulates the interstate transmission of natural gas, oil, and electricity.
www.ferc.gov
 
Michigan Pipeline Safety Advisory Board – A 16-member board acting in an advisory capacity to the Governor to ensure safety, upkeep and transparency of issues related to the state’s network of pipelines. It will also be charged with advising state agencies on matters related to pipeline routing, construction, operation, and maintenance.
http://www.michigan.gov/energy/0,4580,7-230-73789_74071—,00.html

Michigan Public Service Commission (MPSC) – MPSC Operations & Wholesale Markets Division is responsible for ensuring safe, adequate, and reliable energy supplies in Michigan.
http://www.michigan.gov/mpsc 

MISS DIG – MISS DIG is Michigan’s statewide one-call notification system that is a free service that homeowners and contractors use to notify utility owners of their intent to dig.  
http://missdig.net/ 

National Association of Pipeline Safety Representatives (NAPSR) – NAPSR is a non-profit organization of state pipeline safety regulatory personnel who serve to promote pipeline safety in the United States and its territories.
www.napsr.org 

National Energy Board (NEB) – Responsible for pipeline safety in Canada. While Canadian laws are different from those of the United States, the NEB’s website contains useful educational information for persons researching pipeline safety issues.
http://www.neb-one.gc.ca/ 

National Pipeline Mapping System (NPMS) – The NPMS provides maps of natural gas transmission pipelines and hazardous liquid pipelines.
 https://www.npms.phmsa.dot.gov/ 

Pipeline and Hazardous Materials Safety Administration (PHMSA) – PHMSA is the federal agency responsible for developing and enforcing regulations for the safe, reliable, and environmentally sound operation of the United States’ 2.6 million mile pipeline transportation.
www.phmsa.dot.gov 

Pipeline Safety Trust – The Pipeline Safety Trust promotes pipeline safety through education and advocacy, increased access to information, and partnerships with residents, safety advocates, government, and industry, resulting in safer communities and a healthier environment
http://pstrust.org/