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 "description": "<DIV STYLE=\"text-align:Left;\"><DIV><DIV><P><SPAN STYLE=\"font-weight:bold;\">Date of Images:<\/SPAN><\/P><P><SPAN>1/1/2023, 1/6/2023, 1/8/2023, 1/11/2023, 1/13/2023, 1/18/2023, 1/20/2023, 1/23/2023, 1/25/2025<\/SPAN><\/P><P><SPAN STYLE=\"font-weight:bold;\">Date of Next Image:<\/SPAN><\/P><P><SPAN>None Expected<\/SPAN><\/P><P><SPAN STYLE=\"font-weight:bold;\">Summary:<\/SPAN><\/P><P><SPAN>The Alaska Satellite Facility has developed water extent images using the Sentinel-1A/B Synthetic Aperture Radar (SAR) instrument. These images can be used to see where water is located at the time of the satellite overpass. This product shows all water detected and does not differentiate between normal water and flood water. To determine where flooding may have occurred, combine this layer with a reference water layer.<\/SPAN><\/P><P><SPAN STYLE=\"font-weight:bold;\">Suggested Use:<\/SPAN><\/P><P><SPAN>This product shows all water detected and does not differentiate between normal water and flood water. To determine where flooding may have occurred, combine this layer with a reference water layer.<\/SPAN><\/P><P><SPAN STYLE=\"font-weight:bold;\">Satellite/Sensor:<\/SPAN><\/P><P><SPAN>Synthetic Aperture Radar on European Space Agency's (ESA) Copernicus Sentinel-1A satellite<\/SPAN><\/P><P><SPAN STYLE=\"font-weight:bold;\">Resolution:<\/SPAN><\/P><P><SPAN>30 meters<\/SPAN><\/P><P><SPAN STYLE=\"font-weight:bold;\">Credits:<\/SPAN><\/P><P><SPAN>Sentinel data used in this derived product, contains modified Copernicus Sentinel data (2023), processed by ESA, Alaska Satellite Facility, NASA MSFC<\/SPAN><\/P><P><SPAN STYLE=\"font-weight:bold;\">Esri REST Endpoint:<\/SPAN><\/P><P><SPAN>See URL section on right side of page<\/SPAN><\/P><P><SPAN STYLE=\"font-weight:bold;\">WMS Endpoint:<\/SPAN><\/P><P><A href=\"https://maps.disasters.nasa.gov:443/ags04/services/california_atmospheric_river_2023/sentinel1_waterextents/MapServer/WMSServer\" STYLE=\"text-decoration:underline;\"><SPAN>https://maps.disasters.nasa.gov/ags04/services/california_atmospheric_river_2023/sentinel1_waterextents/MapServer/WMSServer<\/SPAN><\/A><\/P><P><SPAN STYLE=\"font-weight:bold;\">Data Download:<\/SPAN><\/P><P><A href=\"https://maps.disasters.nasa.gov:443/download/gis_products/event_specific/2023/california_atmospheric_river/sentinel1/\" STYLE=\"text-decoration:underline;\"><SPAN>https://maps.disasters.nasa.gov/download/gis_products/event_specific/2023/california_atmospheric_river/sentinel1/<\/SPAN><\/A><\/P><\/DIV><\/DIV><\/DIV>",
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  "Comments": "<DIV STYLE=\"text-align:Left;\"><DIV><DIV><P><SPAN STYLE=\"font-weight:bold;\">Date of Images:<\/SPAN><\/P><P><SPAN>1/1/2023, 1/6/2023, 1/8/2023, 1/11/2023, 1/13/2023, 1/18/2023, 1/20/2023, 1/23/2023, 1/25/2025<\/SPAN><\/P><P><SPAN STYLE=\"font-weight:bold;\">Date of Next Image:<\/SPAN><\/P><P><SPAN>None Expected<\/SPAN><\/P><P><SPAN STYLE=\"font-weight:bold;\">Summary:<\/SPAN><\/P><P><SPAN>The Alaska Satellite Facility has developed water extent images using the Sentinel-1A/B Synthetic Aperture Radar (SAR) instrument. These images can be used to see where water is located at the time of the satellite overpass. This product shows all water detected and does not differentiate between normal water and flood water. To determine where flooding may have occurred, combine this layer with a reference water layer.<\/SPAN><\/P><P><SPAN STYLE=\"font-weight:bold;\">Suggested Use:<\/SPAN><\/P><P><SPAN>This product shows all water detected and does not differentiate between normal water and flood water. To determine where flooding may have occurred, combine this layer with a reference water layer.<\/SPAN><\/P><P><SPAN STYLE=\"font-weight:bold;\">Satellite/Sensor:<\/SPAN><\/P><P><SPAN>Synthetic Aperture Radar on European Space Agency's (ESA) Copernicus Sentinel-1A satellite<\/SPAN><\/P><P><SPAN STYLE=\"font-weight:bold;\">Resolution:<\/SPAN><\/P><P><SPAN>30 meters<\/SPAN><\/P><P><SPAN STYLE=\"font-weight:bold;\">Credits:<\/SPAN><\/P><P><SPAN>Sentinel data used in this derived product, contains modified Copernicus Sentinel data (2023), processed by ESA, Alaska Satellite Facility, NASA MSFC<\/SPAN><\/P><P><SPAN STYLE=\"font-weight:bold;\">Esri REST Endpoint:<\/SPAN><\/P><P><SPAN>See URL section on right side of page<\/SPAN><\/P><P><SPAN STYLE=\"font-weight:bold;\">WMS Endpoint:<\/SPAN><\/P><P><A href=\"https://maps.disasters.nasa.gov:443/ags04/services/california_atmospheric_river_2023/sentinel1_waterextents/MapServer/WMSServer\" STYLE=\"text-decoration:underline;\"><SPAN>https://maps.disasters.nasa.gov/ags04/services/california_atmospheric_river_2023/sentinel1_waterextents/MapServer/WMSServer<\/SPAN><\/A><\/P><P><SPAN STYLE=\"font-weight:bold;\">Data Download:<\/SPAN><\/P><P><A href=\"https://maps.disasters.nasa.gov:443/download/gis_products/event_specific/2023/california_atmospheric_river/sentinel1/\" STYLE=\"text-decoration:underline;\"><SPAN>https://maps.disasters.nasa.gov/download/gis_products/event_specific/2023/california_atmospheric_river/sentinel1/<\/SPAN><\/A><\/P><\/DIV><\/DIV><\/DIV>",
  "Subject": "Water Extents (Copernicus Sentinel-1) for the California Atmospheric River 2023",
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  "Version": "2.9.0",
  "Keywords": "NASA,NASA Disasters Program,NASA MSFC,ASF,Alaska Satellite Facility,Copernicus,Sentinel-1,ESA,SAR,California,Atmospheric River"
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