Determination of Attainment by the Attainment Date; 1997 Ozone Standards; California; Coachella Valley
EPA determines the Coachella Valley (Riverside County), CA attained the 1997 ozone standard by the attainment date, ending the Extreme nonattainment designation.
Aforeworn detected this change in the Environmental & Emissions Compliance (EPA) space on August 13, 2026 and published this briefing so affected operators are forewarned rather than caught off guard. It is rated Low urgency. Businesses in Riverside County (Coachella Valley) subject to Clean Air Act requirements for ozone nonattainment areas, including manufacturers, power generators, and chemical processors. should confirm how it applies to their specific situation before acting. There is a time constraint attached: Not specified in the excerpt.. Acting after that point can mean penalties, a lapsed licence, or lost eligibility — exactly the kind of surprise Aforeworn exists to prevent. Aforeworn monitors Environmental & Emissions Compliance (EPA) continuously and turns every detected change into a plain-English briefing like this one, so you always know first. Forewarned is forearmed.
What changed
The area is now in attainment for the 1997 ozone standard, which may reduce certain regulatory burdens (e.g., offset requirements, stricter permitting) associated with Extreme nonattainment status.
Who it affects
Businesses in Riverside County (Coachella Valley) subject to Clean Air Act requirements for ozone nonattainment areas, including manufacturers, power generators, and chemical processors.
What you must do
Review current air permits and compliance obligations to identify any that are tied to nonattainment status; consult with EHS consultants or the local air district for specific adjustments.
Deadline
Not specified in the excerpt.
Never miss a change like this again
Aforeworn watches Environmental & Emissions Compliance (EPA) around the clock and alerts you the moment a rule moves — with a plain-English brief on what to do.
Start your free trialRelated changes in Environmental & Emissions Compliance (EPA)
- Determination of Attainment by the Attainment Date and Clean Data Determination for the 2012 Annual Fine Particulate Standard; Plumas County, California
- Air Plan Approval; Illinois; Clean Data Determination for the Illinois Portion of the St. Louis Area for the 2015 Ozone Standard
- Air Plan Approval; Commonwealth of Virginia; Transfer of Authority and Requests for Certain Public Hearings on Air Permits
- Air Quality State Implementation Plans; Approvals and Promulgations: California; Determination of Attainment by the Attainment Date and Clean Data Determination for the 2012 Annual Fine Particulate Standard
- Air Quality State Implementation Plans; Approvals and Promulgations: Missouri; Clean Data Determination for the 2015 8-Hour Ozone Standard for the Missouri Portion of the St. Louis Nonattainment Area