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State Pipeline Safety Policy

National Association of Pipeline Safety Representatives (NAPSR)

The National Association of Pipeline Safety Representatives (NAPSR), established in 1982, is an organization of state agency pipeline safety managers who are responsible for the administration of their state’s Pipeline Safety Programs.

State pipeline safety agencies

The map below is linked to state agencies responsible for pipeline safety, just click on the state you are interested in. See the table below the map for information about the level of oversight each state has chosen for involvement in natural gas and hazardous liquid pipeline regulation.

US Map

State pipeline safety authority

Under federal law, states may choose three different levels of involvement in natural gas and hazardous liquid pipeline safety regulation. The table below shows the status of each state’s natural gas and hazardous liquid pipeline safety authority as of 2011.

Certification Agreement Interstate Agent None

Definitions for each level of authority appear below the table.

State Natural Gas Intrastate Authority (2002) Hazardous Liquid Intrastate Authority (2002) Natural Gas Interstate Authority (2002) Hazardous Liquid Interstate Authority (2002)
Alabama Certification Certification None None
Alaska None None None None
Arizona Certification Certification Interstate Agent Interstate Agent
Arkansas Certification None None None
California Certification Certification None Interstate Agent
Colorado Certification None None None
Connecticut Certification None Interstate Agent None
Delaware Agreement None None None
District of Columbia Certification None None None
Florida Certification None None None
Georgia Certification None None None
Hawaii None None None None
Idaho Certification None None None
Illinois Certification None None None
Indiana Certification Certification None None
Iowa Certification None Interstate Agent None
Kansas Certification None None None
Kentucky Certification Agreement None None
Louisiana Certification Certification None None
Maine Certification None None None
Maryland Certification Certification None None
Massachusetts Certification None None None
Michigan Certification None Interstate Agent None
Minnesota Certification Certification Interstate Agent Interstate Agent
Mississippi Certification Certification None None
Missouri Certification None None None
Montana Certification None None None
Nebraska Certification None None None
Nevada Certification None None None
New Hampshire Certification None None None
New Jersey Certification None None None
New Mexico Certification Certification None None
New York Certification Certification Interstate Agent Interstate Agent
North Carolina Certification None None None
North Dakota Certification None None None
Ohio Certification None Interstate Agent None
Oklahoma Certification Certification None None
Oregon Certification None None None
Pennsylvania Certification None None None
Puerto Rico Certification None None None
Rhode Island Certification None None None
South Carolina Certification Agreement None None
South Dakota Certification None None None
Tennessee Certification None None None
Texas Certification Certification None None
Utah Certification None None None
Vermont Certification None None None
Virginia Certification Certification None Interstate Agent
Washington Certification Certification Interstate Agent Interstate Agent
West Virginia Certification Certification Interstate Agent None
Wisconsin Certification None None None
Wyoming Certification None None None

Certification: Congress permitted States to assume regulatory authority of intrastate pipelines if the state makes an annual certification to the federal Office of Pipeline Safety. The State must adopt the minimum Federal regulations and may adopt more stringent regulations for intrastate pipelines as long as the state regulations are not incompatible with Federal regulations. Under Certification, a State has responsibility for enforcement of regulations on intrastate pipelines. All states other than Alaska, Delaware and Hawaii give annual certifications to OPS to allow them to regulate intrastate natural gas pipelines but only about half of the states certify for liquid pipelines.

Agreement: If a state does not meet the requirements for certification, the State can still enter an agreement with OPS to oversee certain aspects of intrastate pipeline safety. In this case, OPS retains responsibility for enforcement for any violations on intrastate pipelines. This is an infrequently used approach. Only one state, Delaware, uses an agreement to oversee intrastate natural gas pipelines and only two, Kentucky, and South Carolina, use that method for liquid pipelines.

Interstate Agent: OPS may permit a State to participate in the oversight of interstate pipeline transportation, but OPS always retains authority for enforcement of any violations. Nine states have an interstate agent agreement to oversee natural gas pipelines and six have one for oversight of liquid pipelines.