PENNSYLVANIA, March 10 - "Natural gas." A fossil fuel consisting of a mixture of

hydrocarbon gases, primarily methane, which may include ethane,

propane, butane, pentane, carbon dioxide, oxygen, nitrogen and

hydrogen sulfide and other gas species. The term includes

natural gas from oil fields known as associated gas or casing

head gas, natural gas fields known as nonassociated gas, coal

beds, shale beds and other formations. The term does not include

coal bed methane.

"Operator." An operator or owner of a pipeline.

"Pipeline." Any of the following:

(1) A pipeline used for transporting or conveying

natural or artificial gas, crude oil, gasoline or petroleum

products for the public for compensation which is operated or

owned by a common carrier that is regulated by one or both of

the following:

(i) the Pennsylvania Public Utility Commission, as a

public utility, as the term is defined in paragraph (1)

(v) of the definition of public utility under 66 Pa.C.S.

§ 102; or

(ii) the Federal Government under the Interstate

Commerce Act of 1887 (49 U.S.C. § 10101 et seq.).

(2) A pipeline subject to regulation under the act of

December 22, 2011 (P.L.586, No.127), known as the Gas and

Hazardous Liquids Pipelines Act.

"Pipeline construction." The term includes the use of

horizontal directional drilling technology and the use of trench

or ditch techniques.

"Water purveyor." Any of the following:

(1) The owner or operator of a public water system as

defined under section 3 of the act of May 1, 1984 (P.L.206,

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