Currently Awarded or Available Observing Assets for IMPROVE II

 NOAA P3 aircraft

 NCAR S-Pol radar (to be located in Sweet Home , Oregon)

 UW Convair 580

 NCAR 915 Mhz radar wind profiler (to be located in the lee of the Cascades)

 ETL 915 Mhz radar wind profiler (on the coast at Newport)

 PNL Scanning Lidar (lee of Cascades)

 PNL 94 Ghz and 35 Ghz cloud radars (to be located to lee of Cascades)

 14 all-weather rain gauges

 PNL microwave radiometer and surface observation suite

 NCAR and PNL  radiosonde launchers