San Francisco’s Air Quality seems to be getting worse, current AQI is 239, purple, very unhealthy. The Bay Area air district lists current and recent AQI from individual monitoring stations. 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. 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. 1. Air Monitoring Data View current and historical air quality and weather information collected from the Air District’s air monitoring network . Here is a short summary of the sites I used around the San Francisco Bay during the Paradise Fire. 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. Before you step out, check air quality levels in your area. According to air quality monitoring network Purple Air, Northern California’s air quality is currently the worst in the world. 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. Our recently redesigned site highlights air quality in your local area first, while still providing air quality information at state, national, and world views. Here is how to protect yourself from wildfire smoke. 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." 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 … By contrast, PurpleAir gave values that are in the 130s to 150s. At purple, the air quality is very unhealthy with a range of 201 to 300, when everyone should avoid outdoor activities and stay indoors. 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." San Francisco air quality is now Purple (very unhealthy). Get air quality and weather information for the Bay Area. Where “Purple Air” is the QC’d PM2.5 ATM output from the A and B sensors. 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. Air Quality Info My top two choices for air quality: EPA airnow.gov and PurpleAir.com. 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. Plus, the air quality is based upon your current location, or your zip code. More info at www.sf72.org, airnow.gov, baaqmd.gov 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”). 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. Update Saturday, 10 a.m.: An interactive, crowdsourced air quality map indicates "moderate" to "unhealthy" conditions over a large swath of the Bay Area. There are numbers everywhere. Check Air Pollution Levels. Track air pollution now to help plan your day and make healthier lifestyle decisions. SF health director predicts city could hit purple tier by Sunday, prompting state-mandated curfew. Very easy to set up, they only require a WIFI access point and a USB power supply. If the air quality hits purple, clean air centers will be set up, focusing in areas of highest need. Air Quality Index (AQI) sites use a map to show the AQI number for an area. The results are automatically sent to purpleair.com website for aggregation and analysis. Now the timestamp displayed shows, "Updated 9:00pm PDT, Sep 7." A precise date stamp would be nice, however, an hour off is acceptable. Discover the most accurate information on air quality today, using our air quality index map to find air quality … Stay a step ahead of the latest sneaker launches and drops. The map below, updated hourly, shows air quality levels across broad areas in the Bay Area. Purple Air’s air quality map can be found here. Once connected, air pollution levels are reported instantaneously and in real-time on our maps Y ou may have noticed PurpleAir and AirNow.gov giving different Air Quality Index (AQI) values for your zip code. The updated map is only one hour ago. 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 … 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. A group to share information and experiences with PurpleAir sensors. Think of the AQI as a yardstick that runs from 0 to 500. San Francisco’s Air Quality seems to be getting worse, current AQI is 239, purple, very unhealthy. The readings below are from both sensors in the PA-II-SD sensor unit. AirNow is also running a pilot project that adds data from low-cost sensors to a fire and smoke map. We'll probably be in and out of this level and remaining at Red Levels through the weekend. AirNow is your one-stop source for air quality data. Localized Air Quality Index and forecast for San Francisco, CA. Pollen and Air Quality forecast for San Francisco, CA with air quality index, pollutants, pollen count and pollution map from Weather Underground. Current and forecast air quality data for San Francisco, California The higher the AQI value, the greater the level of air pollution and the greater the health concern. You’ll need to zoom into the map to see the sensor reports. For checking your areas Air Quality, the updated UI is terrific and relatively current. Everyone else, especially children, should limit outdoor exertion. Purple Air. But what does this AQI number mean and why do different sites report different numbers? 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. This poor air quality isn't new to San Francisco. For example, an AQI value of 50 or below represents good air quality, while an AQI value over 300 represents hazardous air quality. •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 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. 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