Delfzijl is also known for its chemical industry and a large salt production plant held by AkzoNobel . On the edge of the town lies an industrial site with an area of 3 square kilometers which is one of the biggest employers in the area. This site is responsible for the second largest quantity of exported chemicals in the Netherlands (after Rotterdam), and is known for its major exports of chlorine and related products.
Every five years the city organises Delfsail, the second-largest sailing event of The Netherlands after SAIL Amsterdam.
Annually the "Pinksterfeesten" (Whitsunfestivities) are organised in the city. Delfzijl is seeing a strong resurge in the Dutch economy as the physical centerpoint of Energy Valley. This is the result of a strategic collaboration with the German town of Emden, on the other side of the Eems Estuary.