Cal Fire S-2TCAL FIRE air program consists of 23 Grumman S-2T(turbo-prop) 1,200 gallon air tankers, 11 UH-1H Super Huey helicopters, and 14 OV-10A Bronco air tactical aircraft. There are 13 Cal Fire air attack and nine helitack bases throughout California.

The CDF CAL-FIRE S-2 Tanker and the OV-10 Bronco Spotter/Forward Air Controller starting to break tight formation at the Pacific Coast Air Museum's "Wings Over Wine Country" Airshow 2008. The PCAM is located at the Charles M. Schultz-Sonoma County Airport in Northern California. The airfield has a rich history from WW II as a U.S. Army Air Force pilot training base for P-38 Lightnings and the P-39 Cobra and Navy pilot training for both WW II and the Korean War.