Smoke from Canyon Fire 2 may cause air quality to reach unhealthy levels or higher in areas directly impacted by smoke, the South Coast Air Quality Management District said on Monday.
The advisory has been extended to be in effect through Wednesday morning.
The advisory means that anyone impacted by the smoke should avoid vigorous outdoor or indoor exertion.
It advises people with respiratory or heart disease, the elderly, and children to remain indoors, keep windows and doors closed or seek alternate shelter.
It says to run your air conditioner if you have one and keep the fresh air intake closed and the filter clean to prevent bringing additional smoke inside.
The advisory also says to avoid using a swamp cooler or whole-house fan to prevent bringing additional smoke inside and don't use indoor or outdoor wood-burning appliances, including fireplaces.
Areas of direct smoke impacts and Unhealthy air quality include portions of:
- Corona/Norco Area – Riverside County;
- North Orange County;
- Central Orange County;
- North Orange County Coast;
- Saddleback Valley; and
- Central Orange County Coast.