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Stoftransport i Gudenåen 1974 til 1993 (PDF) - Gudenåkomiteen

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Nørreå, Fladbro Bro<br />

St. 070217<br />

Års gns. af<br />

kone.<br />

1973<br />

<strong>1974</strong><br />

1975<br />

1976<br />

1977<br />

1978<br />

1979<br />

1980<br />

1981<br />

1982<br />

1983<br />

1984<br />

1985<br />

1986<br />

1987<br />

1988<br />

1989<br />

1990<br />

1991<br />

1992<br />

<strong>1993</strong><br />

Årlig stoftransport<br />

1973<br />

<strong>1974</strong><br />

1975<br />

1976<br />

1977<br />

1978<br />

1979<br />

1980<br />

1981<br />

1982<br />

1983<br />

1984<br />

1985<br />

1986<br />

1987<br />

1988<br />

1989<br />

1990<br />

1991<br />

1992<br />

<strong>1993</strong><br />

Vand<br />

I/s<br />

4008<br />

5565<br />

4908<br />

5238<br />

4990<br />

5058<br />

4986<br />

5612<br />

4895<br />

4768<br />

4777<br />

4537<br />

4556<br />

Vand<br />

10x6 m3/år<br />

126<br />

175<br />

155<br />

165<br />

157<br />

160<br />

157<br />

177<br />

154<br />

150<br />

151<br />

143<br />

144<br />

BI5<br />

mg/l<br />

5,2<br />

3,1<br />

3,3<br />

3,1<br />

2,9<br />

3,4<br />

3,7<br />

2,0<br />

2,0<br />

1,8<br />

2,5<br />

BI5<br />

t/år<br />

656<br />

547<br />

503<br />

510<br />

445<br />

543<br />

573<br />

358<br />

323<br />

268<br />

204<br />

COD<br />

mg/l<br />

24.4<br />

25,7<br />

23,8<br />

25,9<br />

23,6<br />

22,1<br />

29,5<br />

22.3<br />

17.9<br />

20,0<br />

20,0<br />

COD<br />

t/år<br />

Total-N<br />

mg/l<br />

3,3<br />

4,0<br />

3,8<br />

4,2<br />

3.9<br />

3.8<br />

3,9<br />

3,8<br />

3,5<br />

3,8<br />

3,6<br />

3,7<br />

3,3<br />

Tolal-N<br />

t/år<br />

433<br />

707<br />

607<br />

698<br />

625<br />

629<br />

620<br />

689<br />

562<br />

611<br />

561<br />

555<br />

507<br />

N03-N<br />

ing/1<br />

2.3<br />

2,7<br />

2,3<br />

2,8<br />

2,7<br />

2,6<br />

2,6<br />

2,9<br />

2,8<br />

3.0<br />

3,0<br />

N03-N<br />

t/år<br />

291<br />

471<br />

375<br />

469<br />

434<br />

420<br />

420<br />

522<br />

445<br />

487<br />

311<br />

NH4-N<br />

mg/l<br />

0,47<br />

0.42<br />

0,46<br />

0,49<br />

0,46<br />

0,61<br />

0,49<br />

0,20<br />

0.25<br />

0.14<br />

0,15<br />

NH4-N<br />

t/år<br />

61,5<br />

78,4<br />

75,7<br />

81.8<br />

74.5<br />

104,4<br />

74,0<br />

37,0<br />

41,7<br />

23,2<br />

<strong>Stoftransport</strong> beregnet ud fra vandføringen ved Vejrumbro som 1.5x vandmængden ved Vejnimbro.<br />

(Vandafstrømningen mellem Vejrumbro og Fladbro er antaget at være den samme på årsbasis som ved<br />

Lilleå, Løjstrup. Vandafslrømningen - l/s km2 - ved Lilleå er 0.7x vandafstrømningen ved - Vejrumbro<br />

i gennemsnit over årene).<br />

12.3<br />

Total-P<br />

Mg/I<br />

353<br />

367<br />

371<br />

399<br />

445<br />

380<br />

439<br />

345<br />

331<br />

295<br />

263<br />

157<br />

144<br />

Total-P<br />

t/år<br />

45,5<br />

63,6<br />

57.0<br />

65,7<br />

68,1<br />

60,3<br />

47,3<br />

60,1<br />

51,1<br />

43,5<br />

39,6<br />

23.2<br />

20,8<br />

Ortho-P<br />

MS/i<br />

112<br />

121<br />

127<br />

150<br />

158<br />

167<br />

162<br />

164<br />

169<br />

151<br />

119<br />

53<br />

46<br />

Ortho-P<br />

t/år<br />

13,1<br />

21,1<br />

19,5<br />

24,1<br />

24,2<br />

25.3<br />

25,4<br />

28,2<br />

24,7<br />

21,0<br />

17,4<br />

7,2<br />

6,6

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