| Capacity: | 1.2 mil. PE (1.5 mil. PE) and waste water treatment volume: 330,080 m3/d (442,370 m3/d) | |
| Process: | Biological waste water treatment plant of the city of Zagreb. The plant is sized for peak hour demand of 30,510 m3 in the rainy season and to the biological BOD5 load of 72,000 kg/day, respectively, in the final phase for peak hour demand of 37,790 m3 in the rainy season and biological BOD5 load of 90,000 kg / day. | |
Construction start: | July 2002 | |
Plant start-up: | April 2004 | Mechanical treatment |
October 2006 | 1st biological treatment stage (25 %) | |
December 2006 | 2nd biological treatment stage (50 %) | |
April 2007 | 3rd biological treatment stage (75 %) | |
August 2007 | 4th biological treatment stage (100 %) | |
