Clark County submits Las Vegas Valley ozone plan to EPA
Clark County submitted a federal ozone-attainment plan for the Las Vegas Valley in July 2026, covering monitoring, transportation and emissions controls.
Ozone
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Baton Rouge-area air monitors mostly report good conditions, with moderate PM2.5 at one site
Louisiana environmental monitoring data dated July 27 show good readings at several Baton Rouge-area sites, while French Settlement recorded a moderate PM2.5 Air Quality Index of 53.
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Edinburgh ozone AQAD July 15: what to do for Unhealthy for Sensitive Groups alerts
IDEM issued an ozone Air Quality Action Day for South-Central Indiana on Wed., July 15, through 11:59 p.m., expecting “Unhealthy for Sensitive Groups.”
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Detroit air quality alert overlaps with the week’s extreme heat
Metro Detroit is under an ozone air-quality alert as the National Weather Service warns of an Extreme Heat Warning through Thursday, with children, seniors and outdoor workers most at risk. ([cbsnews.com](https://www.cbsnews.com/detroit/news/high-ozone-levels-air-quality-alert-june-29-detroit-michigan/))