Municipal waste water treatment. Discharges, treatment efficiencies and sludge disposal

2   Discharges of phosphorus by county and treatment methods. 2001. Tons
County/region Total1 Direct discharges Mechanical Chemical Biological Chemical-biological Other treatment Small treatment plants (<50 PE) Discharges per inhabitant, Kilograms1 Average treatment efficiency1
Total 1993 2 534.0 .. .. .. .. .. .. .. .. ..
Total 1995 2 601.0 .. .. .. .. .. .. .. .. ..
Total 1997 2 570.0 .. .. .. .. .. .. .. .. ..
Total 1999  836.0 .. .. .. .. .. .. .. .. ..
Total 2000  825.4  197.8  481.6 86.7 9.7 45.1 4.6 .. 0.18 66.80
Total 2001  794.8  182.0  442.5 88.6 13.0 57.7 10.9  362.1 0.18 67.62
Nordsjøfylkene (1-10)  148.9 8.3 25.8 52.0 4.6 51.7 6.6  143.9 0.06 90.08
Resten av landet (11-20)  645.9  173.8  416.7 36.6 8.5 6.1 4.3  218.2 0.32 32.20
1. Østfold 11.7 0.0 0.0 11.2 0.0 0.0 0.0 12.4 0.05 92.40
2-3. Akershus og Oslo 51.3 0.0 0.0 6.0 - 44.8 0.0 22.6 0.05 92.48
4. Hedmark 6.1 - - 3.4 0.0 2.4 0.0 21.0 0.03 93.42
5. Oppland 4.8 - - 1.8 0.0 2.9 0.0 18.5 0.03 94.91
6. Buskerud 10.0 - 0.0 9.1 0.0 0.0 0.0 17.5 0.04 92.38
7. Vestfold 13.3 - 0.0 9.3 0.0 0.0 3.7 20.1 0.06 89.14
8. Telemark 8.2 - 0.0 7.0 1.1 0.0 0.0 16.8 0.05 89.17
9. Aust-Agder 21.5 - 16.6 0.0 2.1 0.0 2.1 8.1 0.21 65.05
10. Vest-Agder 21.9 8.1 8.8 3.7 1.1 0.0 0.0 6.8 0.14 74.72
11. Rogaland 77.3 15.0 43.6 15.9 0.6 0.0 2.0 23.2 0.21 60.50
12. Hordaland  123.6 8.3  113.6 0.0 1.4 0.0 0.0 45.9 0.28 15.99
14. Sogn og Fjordane 31.8 5.6 25.2 0.0 0.0 0.0 0.0 17.6 0.30 21.04
15. Møre og Romsdal 90.4 43.2 45.1 1.0 0.0 0.0 1.0 30.2 0.37 26.61
16. Sør-Trøndelag  110.6 5.3 88.8 8.1 3.1 5.0 0.0 20.9 0.42 40.69
17. Nord-Trøndelag 37.7 3.6 20.9 11.2 1.8 0.0 0.0 18.8 0.30 34.63
18. Nordland 78.1 35.4 41.5 0.0 0.7 0.0 0.0 36.6 0.33 11.94
19. Troms 62.8 29.6 32.5 0.0 0.0 0.0 0.0 17.7 0.41 14.64
20. Finnmark 33.6 27.7 5.5 0.0 0.0 0.0 0.0 7.3 0.45 16.14
1  Discharges from small treatment plants are not included.
2  Direct discharges are not included.

Explanation of symbols