Rule 1148.2 – Notification and Reporting Requirements for Oil and Gas Well and Chemical Suppliers was adopted on April 5, 2013.  Effective June 4, 2013, oil and gas well operators and chemical suppliers are required to electronically submit to the South Coast AQMD various types of reports related to well drilling, well completion, and well reworks.  In addition, the South Coast AQMD is required to make certain information regarding these activities available to the public.

Rule 1148.2 was last amended on February 3rd, 2023. The amendment added notification requirements for injection well acidizing, chemical treatment, and for workover rigs that do not use a Tier 4 Final low emission engine or a non-combustion source.

Click on a link below to access either of the Notification and Reporting, Pubic Information, Chemical Information, or Annual Report portals.

	Notification and Reporting Portal - Create and manage account - File notifications and reports Click Here for Mailer Template
	Public Information Portal - View well activity information and   chemical usage - Sign up to receive emails for well event notifications
	Office of Environmental Health Hazard Assessment (OEHHA) - Link to chemical information
	Rule 1148.2 Chemical Report by Ingredient Rule 1148.2 Chemical Report by Trade Name - Summaries of chemicals reported per facility

Useful Links

• Rule 1148.2 (PDF)
• Rule 1148.2 Staff Report (2023) (PDF)
• Air Toxics List 
• District Proposed Rules and Proposed Rule Amendments 

For additional assistance regarding the Rule 1148.2 Electronic Notification and Reporting Portal, send an email to Rule1148.2Assistance@aqmd.gov or contact: