Standards & bulletins

 Standards & bulletins

Electric standards
Published and effective date: January 1, 2018

The Electric Line Extension and Service Standards are provided to assist customers, architects, engineers, contractors, developers and inspectors in planning and installing electric service. If you have any questions regarding the Electric Line Extension and Service Standards, send us an e-mail.

The electric interconnection standards are now located in Chapter 13 – “Interconnection Requirements of Customer-Owned Generation” of the Electric Line Extension and Service Standards book.

Proposed revisions for the 2019 edition of the Electric Line Extension and Service Standards are listed in the Electric Revisions - 2019 Edition. The effective date for the 2019 edition is January 1, 2019 unless otherwise noted in the revision table.

Natural gas standards
Published and effective date: January 1, 2018

The Natural Gas Line Extension and Service Standards are provided to assist customers, architects, engineers, contractors, developers and inspectors in planning and installing natural gas service. For questions regarding the Natural Gas Line Extension and Standards, send us an e-mail.

Proposed revisions for the 2019 edition of the Natural Gas Line Extension and Service Standards are listed in the Natural Gas Revisions - 2019 Edition. The effective date for the 2019 edition is January 1, 2019 unless otherwise noted in the revision table.

Water standards
Published and effective date: January 1, 2018

The Water Line Extension and Service Standards are provided to assist customers, architects, engineers, contractors, developers and inspectors in planning and installing water service. For questions regarding the Water Line Extension and Service Standards, send us an e-mail.

Wastewater standards
Published and effective date: January 1, 2017

The Wastewater Line Extension and Service Standards are provided to assist customers, architects, engineers, contractors, developers and inspectors in planning and installing wastewater service. For questions regarding Wastewater Line Extension and Service Standards, send us an e-mail.

Also available is the optional 2010 Groundwater Underdrain Guidelines.

Bulletins: Water & Wastewater

Date of Issue​ Title of Engineering Bulletin​