Founded in 1895, covers the eastern side of town, encompassing about 45 percent of the land area. The Noroton Heights and Darien Fire Departments cover a portion of Interstate 95 from exits 9 southbound to exit 13/14 northbound, one of the most disaster-prone stretches of highway in the country. Darien has a fleet of 5 active apparatus in their "barn." Darien operates twin Pierce Enforcer Pumpers, Engines 41 and 42, which replaced the previous Mack engines in 2006. Darien recently replaced its 1971 Mack Tower Ladder, the first aerialscope ever to be used in Connecticut, with a 2011 Seagrave 75' Tower Ladder built using the same boom as the original ladder. Darien also operates a 2004 Saulsbury Custom Heavy Rescue, and a 1996 Mack Tanker. Darien additionally utilizes a 2002 Chevy Silverado as Utility Truck 46, and a Chief's car, Car 40, which was donated by a local resident in 2011. Also stored in Darien's firehouse is a 1928 Ahrens Fox Pumper, which is no longer in service, although still very active in parades.