Cities including Fairfield, San Rafael, San Francisco and Oakland were awash in purple, the color the Bay Area Air Quality Management District has chosen for "unhealthy air." Here is how to protect yourself from wildfire smoke. On September 9, 2020, as skies above Oakland and San Francisco turned an eerie dark orange from the smoke, about 600,000 people visited the PurpleAir air quality … Air Quality Info My top two choices for air quality: EPA airnow.gov and PurpleAir.com. By contrast, PurpleAir gave values that are in the 130s to 150s. The Purple Air air-quality map on Friday Sept. 11, 2020, shows most of the west coast with hazardous levels of pollution from wildfire smoke. A precise date stamp would be nice, however, an hour off is acceptable. BreezoMeter created a new and uniform air quality index - the BreezoMeter AQI, BAQI, that provides a clear and intuitive way to read and understand real-time air quality information. If the air quality hits purple, clean air centers will be set up, focusing in areas of highest need. SF assigned to State’s Purple Tier, will roll back many non-essential activities (November 28, 2020) Indoor dining suspended, capacity for gyms and movies reduced due to … The city skyline is obscured by smoke and Northern California’s air is rated worst in the world as a result of smoke from the Camp fire. Update Saturday, 10 a.m.: An interactive, crowdsourced air quality map indicates "moderate" to "unhealthy" conditions over a large swath of the Bay Area. Plus, the air quality is based upon your current location, or your zip code. Air Quality Index (AQI) sites use a map to show the AQI number for an area. The Air Quality Index (AQI) levels map was dotted with very unhealthy purple readings across the Bay Area, including a 249 in San Rafael and 236 in San Leandro at 8 a.m. The GAIA air quality monitoring stations are using high-tech laser particle sensors to measure in real-time PM2.5 pollution, which is one of the most harmful air pollutants. Air Quality Alert - Purple/Very Unhealthy ALERTSF: Air Quality-Very Unhealthy: Active youth/adults/people with heart or lung diseases should avoid prolonged outdoor exertion. Saratoga-weather.org hosts a PurpleAir PA-II-SD air quality sensor on the north side of the house adjacent to the temperature/humidity sensors for our Davis Vantage Pro Plus weather station. AirNow is also running a pilot project that adds data from low-cost sensors to a fire and smoke map. The readings below are from both sensors in the PA-II-SD sensor unit. San Francisco air quality is now Purple (very unhealthy). You’ll need to zoom into the map to see the sensor reports. Our recently redesigned site highlights air quality in your local area first, while still providing air quality information at state, national, and world views. We'll probably be in and out of this level and remaining at Red Levels through the weekend. 1. Everyone, especially people with medical conditions and respiratory diseases, should avoid outdoor activities if possible. AIRNow - San Francisco, CA Air Quality - AQI: Unhealthy for Sensitive Groups (101 - 150) Although general public is not likely to be affected at this AQI range, people with lung disease, older adults and children are at a greater risk from exposure to ozone, whereas persons with heart and lung disease, older adults and children are at greater risk from the presence of particles in the air. The interactive, crowdsourced air quality map called Purple Air shows a wide range of air quality conditions across the Bay Area, from "good" to "unhealthy." Pollen and Air Quality forecast for San Francisco, CA with air quality index, pollutants, pollen count and pollution map from Weather Underground. There is plenty of confusion when it comes to Air Quality Index readings during this time of smoke-filled skies from the historic outbreak of wildfires. San Francisco’s Air Quality seems to be getting worse, current AQI is 239, purple, very unhealthy. Once connected, air pollution levels are reported instantaneously and in real-time on our maps Air Monitoring Data View current and historical air quality and weather information collected from the Air District’s air monitoring network . The results are automatically sent to purpleair.com website for aggregation and analysis. Very easy to set up, they only require a WIFI access point and a USB power supply. The map below, updated hourly, shows air quality levels across broad areas in the Bay Area. According to air quality monitoring network Purple Air, Northern California’s air quality is currently the worst in the world. For example, on August 21st, when I checked these sites, the AQI given on AirNow.gov for the 94720 zip code of Berkeley was 107. Discover the most accurate information on air quality today, using our air quality index map to find air quality … Track air pollution now to help plan your day and make healthier lifestyle decisions. Now the timestamp displayed shows, "Updated 9:00pm PDT, Sep 7." Current and forecast air quality data for San Francisco, California San Francisco’s Air Quality seems to be getting worse, current AQI is 239, purple, very unhealthy. More info at www.sf72.org, airnow.gov, baaqmd.gov In the last 3 years, 5 of the most destructive California wildfires were in relatively close proximity to San Francisco, greatly impacting air quality across the Bay Area. A new report entitled, Sustainable Aviation Fuel: Greenhouse Gas Reductions from Bay Area Commercial Aircraft, commissioned by the Air District and examining the potential positive air quality effects of sustainable aviation fuel, has been released and is available on the Air District website. Here is a short summary of the sites I used around the San Francisco Bay during the Paradise Fire. For example, an AQI value of 50 or below represents good air quality, while an AQI value over 300 represents hazardous air quality. If levels are high, consider rescheduling your exercise for another time — pollution levels are typically highest near midday or early afternoon — or choose to exercise indoors. This poor air quality isn't new to San Francisco. Purple Air’s air quality map can be found here. At purple, the air quality is very unhealthy with a range of 201 to 300, when everyone should avoid outdoor activities and stay indoors. SF health director predicts city could hit purple tier by Sunday, prompting state-mandated curfew. Localized Air Quality Index and forecast for San Francisco, CA. Before you step out, check air quality levels in your area. Where “Purple Air” is the QC’d PM2.5 ATM output from the A and B sensors. But what does this AQI number mean and why do different sites report different numbers? The updated map is only one hour ago. The higher the AQI value, the greater the level of air pollution and the greater the health concern. Y ou may have noticed PurpleAir and AirNow.gov giving different Air Quality Index (AQI) values for your zip code. There are numbers everywhere. AirNow is your one-stop source for air quality data. Purple Air. Think of the AQI as a yardstick that runs from 0 to 500. Get air quality and weather information for the Bay Area. Check Air Pollution Levels. Everyone else, especially children, should limit outdoor exertion. The map shows changes in air quality (ozone and particles): yellow is moderate, orange unsafe for sensitive groups, red unhealthful, purple very unhealthful and brown hazardous. For checking your areas Air Quality, the updated UI is terrific and relatively current. A group to share information and experiences with PurpleAir sensors. 3 In November 2018, the Camp fire burned 153,336 acres and drove San Francisco’s AQI for the month up to 137 (“unhealthy for sensitive groups”). The Bay Area air district lists current and recent AQI from individual monitoring stations. •The three Purple Air PA-II sensor nodes (two raw sensors in each node) were very reliable (data recovery was between 95 and 99% for all units tested) and were characterized by very low intra-model variability •PM 1.0 sensor data correlated very well (R2 > 0.96) with the corresponding values collected Stay a step ahead of the latest sneaker launches and drops. 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