Remote Sensing Instruments and Products
Platforms and Networks
CALIPSO (Cloud-Aerosol Lidar and Infared Pathfinder Satellite Observations)
GOES (Geostationary Operation Environmental Satellite)
REALM (Regional East Atmospheric Lidar Mesonet)
AERONET (Aerosol Robotic Network)
Instruments and Products
MODIS (Moderate Resolution Imaging Spectroradiometer)
MISR (Multi-angle Imaging SpectroRadiometer)
OMI (Ozone Monitoring Instrument)
CALIOP (Cloud-Aerosol Lidar with Orthogonal Polarization)
GASP (GOES Aerosol and Smoke Product)
Ground-based LIDAR (Light Detection and Ranging)
Decision Support Systems
IDEA (Infusing Satellite Data into Environmental Applications)
U.S. Air Quality Smog Blog
EPA Air Quality System
EPA AirNow
NEPHTN (National Environmental Public Health Tracking Network)


Summary of NASA/NOAA/UMBC Remote Sensing Products
Sensor Platform Product Spatial Resolution (at nadir) Measurement Frequency
MODIS Terra, Aqua True color images
250m (true color)
1° x 1° (AOD)
Once every day at approximately 10:30 AM (Terra) and 1:30 PM (Aqua) local time
GASP   GOES AOD 4km x 4km Continuous
MISR Terra AOD 1° x 1° Once every 9 days at approximately 10:30 AM local time
CALIOP CALIPSO Aerosol extinction profile 330m-1km (horizontal)
30-60m (vertical)
Once every 16 days +/- 20-50km
Ground-based LIDAR REALM aerosol extinction profile 15m (vertical)
12 locations in US and Canada
Varies depending on individual site
OMI Aura Tropospheric column NO2 13km x 24km Once every day at approximately 1:30pm local time


Integrated System Solutions (ISS) Diagram for the 3D-AQS System. Solid lines are data flows. Large arrows indicate database transfers.