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Establishment of a basis for administrative use of PestSurf

Table 9.13. Part of the result sheet generated by the PestSurf Excel sheet. The detection value was set to 1 ng/l and the toxicity values for fish, daphnies and algae were set to 10, 100 and 1000 ng/l, respectively. The recorded peaks are shown in Figure 9.33.
Tabel 9.13. Uddrag af resultatpresentationen genereret af PestSurf-Excel-arket. Detektionsgrænsen er sat til 1 ng/l. Toxicitetsværdierne for fisk, dafnier og alger er henholdsvis 10, 100 og 1000 ng/l. De tabellerede hændelser er vist i Figur 9.33.

LILLEBAEK_POND 0.000-68.000; Chainage: 12.500000; EumType: Concentration
Lowest Detection Concentration = 1
 
Year Date Event Max Conc. Values on descending limb - after Duration before max Duration total Interval to next event
6 min 12 min 30 min 60 min 12 hours 24 hours 48 hours
ng/l ng/l ng/l ng/l ng/l ng/l ng/l ng/l hours hours days
1994 25-09-1994 08:30:00 1 955 924 893 823 753 507 418 322 0 832 130
1995 01-02-1995 00:00:00 2 1 1 1 1 1 1 1 1 0 48 31
04-03-1995 00:00:00 3 2 2 2 2 2 2 2 2 600 1920 204
25-09-1995 08:30:00 4 2172 2038 1917 1677 1455 698 499 334 0 720 366
1996 25-09-1996 08:30:00 5 4158 3682 3278 2644 2139 750 497 321 0 710 365
1997 25-09-1997 08:30:00 6 4170 3691 3285 2647 2140 740 484 304 0 705 364
1998 24-09-1998 08:30:00 7 956 924 894 824 754 507 418 323 0 832 161
1999 04-03-1999 00:00:00 8 2 2 2 2 2 2 2 2 1056 2472 204
24-09-1999 08:30:00 9 2172 2038 1917 1677 1455 699 500 335 0 720 366
2000 24-09-2000 08:30:00 10 4158 3682 3278 2643 2139 748 495 318 0 709 365
2001 24-09-2001 08:30:00 11 4170 3691 3285 2647 2140 740 483 303 0 705  
Max     4170                 2472 366
Min     1                 48 31
Events with c > lowest effect value (fish)                    
    8                      
Events with c > lowest effect value (daphnies)                    
    8                      
Events with c > lowest effect value (algae)                    
    6                      
Fractiles                        
80%     4158 (min 5 values)             832 365
90%     4170 (min 10 values)             1920 366
95%       (min 20 values)                

 

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Version 1.0 December 2006, © Danish Environmental Protection Agency