Fire fighting vehicles are classified into types by the National Wildfire Coordinating Group (NWCG).

Fire Fighting Engines (Pumpers)

Minimum Component for Fire Engines

Component	Type 1	Type II	Type III	Type IV	Type V	Type VI	Type VII
Pump Capacity (gpm @ psi)	1,000+ @150	250 @150	150 @250	50 @100	50 @100	30 @100	10 @100
Tank Capacity (gallons)	400+	400+	500+	750+	400-700	150-400	50-200
Hose, 2½ inch	1,200 feet	1,000 feet
Hose, 1½ inch	400 feet	500 feet	500 feet	300 feet	300 feet	300 feet
Hose, 1 inch			500 feet	300 feet	300 feet	300 feet	200 feet
Personnel	4	3	3	2	2	2	2

 

Fire Fighting Water Tenders (a.k.a. Tankers)

While the majority of the world calls trucks that haul bulk liquids tankers, FEMA calls the 50 aircraft capable of dropping fire retardent as Tankers, reclassifying the remaining 50,000 wheeled vehicles in the U.S. as Tenders.

Minimum Component for Tenders

Component	Type 1	Type II	Type III	Type IV	Other
Tank Size	5,000 gal	2,500 gal	1,000 gal
Pump Capacity	300 gpm	200 gpm	200 gpm