Seasonal Ozone Advisory Issued Through Sept. 30 The Citizen 8 years ago Seasonal Ozone Advisory Issued Through Sept. 30 Source: Clark County Share this: Click to share on X (Opens in new window) X Click to share on Facebook (Opens in new window) Facebook Seasonal Ozone Advisory Issued Through SeptemberDateApril 4, 2020In relation toCalNevAriAir Quality Advisory Issued For OzoneDateJune 20, 2018In relation toCalNevAriOzone Advisory Issued for Saturday and SundayDateJune 29, 2018In relation toCalNevAri