Diamond Creek also has a busy CFA (Country Fire Authority) volunteer fire brigade, which attends to over 230 emergency calls annually. The brigade was established in 1942. In 2005, a new emergency services centre was built on the Main Hurstbridge Rd, which includes CFA, Metropolitan Ambulance Service and Police facilities. The Diamond Creek CFA brigade has approximately 60 members, one pumper, two tankers, a slip on ute and a Toyota Hilux FCV, as well as an extensive collection of modern, advanced firefighting equipment and training facilities.