Background Documents

This is a collection of a wide range of documents that support a better understanding of Class 2 UIC and the state's program, sometimes by providing a contrast.

A page with links to relevant current federal and state laws and regulations also has two important EPA guidances.

A page has a description of and links to current Office of Oil and Gas permit application package, monitoring and compliance enforcement forms, and related materials.

A page with links to historic state laws and regulations has been created which provides background information useful in understanding to transition of the state's program over the years.

A page with links to historic UIC Class 2D permits for one well dating from 1971 to the late 1990s.

Relevant EPA guidances for UIC and Class 2 injection are linked to from this page.

A page with links to the various state online oil and gas databases.

A page which presents links to materials providing a technical background, reports about seismicity, and studies of groundwater contamination.