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Establishment of a basis for administrative use of PestSurf

Table 10.12. Part of the result sheet generated by the PestSurf Excel sheet. The detection value is set to 0.5 ng/l. 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 10.30.
Tabel 10.12. 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 10.30.

LILLEBAEK_POND 0.000-68.000; Chainage: 12.500000; EumType: Concentration
Lowest Detection Concentration = 0.5
 
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 17-06-1994 08:30:00 1 12 12 12 11 10 8 7 5 0 240 231
1995 02-02-1995 00:00:00 2 5 5 5 5 5 5 4 4 1320 3720 134
17-06-1995 08:30:00 3 12 12 12 11 10 8 7 5 0 258 366
1996 17-06-1996 08:30:00 4 21 21 20 19 17 12 10 7 0 199 365
1997 17-06-1997 08:30:00 5 22 21 21 19 18 12 10 7 0 196 232
1998 04-02-1998 00:00:00 6 1 1 1 1 1 1 1 1 144 480 49
25-03-1998 00:00:00 7 5 5 5 5 5 5 4 4 456 1584 83
16-06-1998 08:30:00 8 12 12 12 11 10 8 7 5 0 249 94
18-09-1998 00:00:00 9 2 2 2 2 2 2 2 2 48 336 136
1999 01-02-1999 00:00:00 10 11 11 11 11 11 11 11 9 1824 4344 135
16-06-1999 08:30:00 11 12 12 12 11 10 8 7 5 0 261 366
2000 16-06-2000 08:30:00 12 21 21 20 19 17 12 10 6 0 198 365
2001 16-06-2001 08:30:00 13 22 21 21 19 18 12 10 7 0 195  
Max     22                 4344 366
Min     1                 195 49
Events with c > lowest effect value (fish)                    
    9                      
Events with c > lowest effect value (daphnies)                    
    0                      
Events with c > lowest effect value (algae)                    
    0                      
Fractiles                        
80%     21 (min 5 values)             1584 365
90%     22 (min 10 values)             3720 366
95%       (min 20 values)                

 

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Version 1.0 December 2006, © Danish Environmental Protection Agency