{
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    "page_type": "Visualization",
    "title": "Air Quality Monitoring Stations in Washington D.C.",
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    "release_date": "2023-06-16T10:00:00-04:00",
    "update_date": "2023-06-15T19:10:20.396681-04:00",
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            "description": "Washington D.C. contains numerous air quality monitoring stations that help get a representative view of the air residents are breathing. Information on the air monitoring stations such as location and data measured were sourced from OpenAQ.\r<br>\r<br>The District Department of Energy and Environment (DDOE) operates five of these stations and their locations are based on population density and distribution as well as historical concentrations of pollutants. The monitoring station data are crucial for complying with the EPA’s national ambient air quality standards. Some of the measurements include PM2.5, nitrogen dioxide, ozone, carbon monoxide, and sulfur dioxide.",
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                    "employer": "ADNET Systems, Inc."
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            "description": "OpenAQ is a nonprofit organization providing universal access to air quality data to empower a global community of changemakers to solve air inequality—the unequal access to clean air.",
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            "url": "https://openaq.org",
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            "organizations": [
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            "url": "https://opendata.dc.gov/",
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    "nasa_science_categories": [
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    "keywords": [
        "aerosols",
        "air quality",
        "Atmosphere",
        "Earth Information Center",
        "Earth Science",
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    "related": [
        {
            "id": 14386,
            "url": "https://svs.gsfc.nasa.gov/14386/",
            "page_type": "Produced Video",
            "title": "Take Flight with NASA's STAQS Campaign",
            "description": "Music credit: “Game Night Instrumental Wong” from Universal Production MusicStock footage: Pond5.comComplete transcript available. || STAQS_social_Thumbnail.jpg (1280x720) [482.2 KB] || STAQS_social_Thumbnail_print.jpg (1024x576) [372.7 KB] || STAQS_social_Thumbnail_web.png (320x180) [75.5 KB] || STAQS_social_Thumbnail_web-1.png (320x180) [75.5 KB] || STAQS_horizontal_final_revised.webm (1920x1080) [6.8 MB] || STAQS_horizontal_final_revised.mp4 (1920x1080) [116.9 MB] || ",
            "release_date": "2023-07-19T00:00:00-04:00",
            "update_date": "2024-03-14T13:50:37.049257-04:00",
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                "media_type": "Image",
                "alt_text": "Music credit: “Game Night Instrumental Wong” from Universal Production MusicStock footage: Pond5.comComplete transcript available.",
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                "pixels": 921600
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        },
        {
            "id": 5104,
            "url": "https://svs.gsfc.nasa.gov/5104/",
            "page_type": "Visualization",
            "title": "Two Decades of Changes in Nitrogen Dioxide and Fine Particulate Pollution in the U.S.",
            "description": "A data visualization of particulate matter 2.5 (PM2.5) data for the Washington DC region spanning 2000-2018 (annual averages). Higher values are represented with dark red and lower values are represented with bright yellow.  This view uses the hybrid PM 2.5 color bar with a range of 5 to 20. || pm25_dc_annual.2018_print.jpg (1024x576) [216.4 KB] || pm25_dc_annual.2018_searchweb.png (320x180) [75.7 KB] || pm25_dc_annual.2018_thm.png (80x40) [6.2 KB] || pm25_dc_annual (3840x2160) [0 Item(s)] || pm25_dc_annual_2160p1.mp4 (3840x2160) [30.8 MB] || pm25_dc_annual_2160p60_prores.mov (3840x2160) [41.0 MB] || pm25_dc_annual_2160p1.webm (3840x2160) [1.9 MB] || ",
            "release_date": "2023-05-23T00:00:00-04:00",
            "update_date": "2025-02-02T23:03:32.343790-05:00",
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                "media_type": "Image",
                "alt_text": "A data visualization of particulate matter 2.5 (PM2.5) data for the Washington DC region spanning 2000-2018 (annual averages). Higher values are represented with dark red and lower values are represented with bright yellow.  This view uses the hybrid PM 2.5 color bar with a range of 5 to 20. ",
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        {
            "id": 5070,
            "url": "https://svs.gsfc.nasa.gov/5070/",
            "page_type": "Visualization",
            "title": "Nitrogen Dioxide Over the United States, 2005-2022",
            "description": "NO2 over the United States as measured by OMI, with labels || NO2_US_2005-2022.399_print.jpg (1024x576) [171.6 KB] || NO2_US_2005-2022.399_searchweb.png (320x180) [80.6 KB] || NO2_US_2005-2022.399_thm.png (80x40) [5.9 KB] || w_dates (3840x2160) [0 Item(s)] || NO2_US_2005-2022_2160p30.mp4 (3840x2160) [20.0 MB] || NO2_US_2005-2022_2160p30.webm (3840x2160) [2.7 MB] || ",
            "release_date": "2023-02-06T00:00:00-05:00",
            "update_date": "2025-02-02T00:18:56.920071-05:00",
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                "alt_text": "NO2 over the United States as measured by OMI, with labels",
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