NWS Phoenix AZOctober 2, 2026
Air Quality Alert: Imperial County Southwest, Imperial County Southeast, Imperial County West and 1 more, CA
The National Weather Service office in Phoenix issued an air quality alert for Imperial County Southwest, Imperial County Southeast, Imperial County West and 1 more in California, which was in force until 12:00 a.m. local time on October 4.
ExpiredAir Quality Alert
In force for 34.3 hours; it has expired. The agency may have replaced it with a new notice.
The notice
- Issued by
- National Weather Service, Phoenix AZ
- Area
- Imperial County Southwest, Imperial County Southeast, Imperial County West and 1 more
- State
- California
- Issued
- 1:42 p.m. PDT, October 2, 2026
- Expires
- 12:00 a.m. PDT, October 4, 2026
- CAP severity, certainty, urgency
- Unknown, Unknown, Unknown
- Official source
- National Weather Service: the notice at its source
NWS notices, October 2026The latest from the National Weather Service
Source: National Weather Service: the notice at its source. AreaZine rebuilds this page from the agency's record; the agency's page is the one to act on. A U.S. Government work, in the public domain.
The notice as issued
* WHAT...The Imperial County APCD has issued an air quality alert due to harmful levels of particle pollution from windblown dust. Visit https://www.aqmd.gov/alertinfo to check current and forecasted air quality levels. * WHERE...In Imperial County. Levels of particle pollution can vary by time and location depending on emissions and local weather conditions. * WHEN...Oct 3 6AM to Midnight. * IMPACTS... Particle pollution can get deep into the lungs and cause serious health problems such as asthma attacks, heart and lung disease symptoms, and increased risk of lung infections. Everyone can be affected, but sensitive groups such as people with lung or heart disease, older adults, people who are pregnant, children, and those who spend a lot of time outdoors are at greater risk.
What the agency told people to do
To protect your health, check air quality levels and act as needed: * When Air Quality Index (AQI) levels are "Unhealthy for Sensitive Groups" (orange), sensitive groups as specified above should limit extended or intense outdoor activity. * When AQI is "Unhealthy" (red), everyone may experience health impacts. Sensitive groups should avoid extended time outdoors. * When AQI is "Very Unhealthy" (purple), sensitive groups should avoid all outdoor physical activity. Everyone else should avoid extended or intense outdoor activity. * When AQI is "Hazardous" (maroon), everyone should avoid all outdoor physical activity. * ADDITIONAL DETAILS... To help keep indoor air clean when air quality is poor: * Keep windows and doors closed * Run your air conditioner and/or an air purifier * Do not use whole house fans or swamp coolers that bring in outside air if you have other methods to stay cool * Avoid other sources of pollution such as fireplaces, candles, incense, grilling, and gasoline-powered lawn and garden equipment To help minimize outdoor particle pollution levels: * Carpool, telecommute, reduce trips, or take public transportation * Slow down if driving on dirt roads * Stabilize loose soils
Source: National Weather Service: the notice at its source. The text is the agency's, unedited. A U.S. Government work, in the public domain.