Engine 21 (former 52) is a 2007 Seagrave Marauder II Custom Pumper (#78E31) - 2000gpm/600gal. Operating from the northeast side of Riverwoods, on the edge of the industrial park. Station 21 also is the hazardous materials station, with HIT Squad 2 stationed there. Engine 21 carries enough Level B suits for the crew, 1 hour bottles, plugging and diking equipment, absorbent material. There are also some more advanced monitors and meters than the standard 4-gas and gas track, i.e. an AreaRae. Engine 21 is also an ALS equipped engine.