There are 497 registered polluters on the territory of Vojvodina:

• Industry                                        326
• Food industry                              118
• Agriculture                                   113
• Settlements                                   30
• Other                                               28

Out of 497 registered polluters:

• Does not treat                                                     321
• Treat (including municipal wastewaters)         71
• Treat (only on a primary level)                            83

The largest polluters in Vojvodina are located within the zones of the following cities: Crvenka, Vrbas, Kula, Zrenjanin, Pančevo, Novi Sad, Sremska Mitrovica and Ruma.

There are 125 polluters in DTD Hydro system which discharge around 40,000,000 m3 od water, while sections of Vrbas-Bezdan canal downstream from Vrbas have the largest load as well as Begej near Zrenjanin.