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Jaarrapport 2011 De Rijn - Riwa

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Vereniging van<br />

<strong>Rijn</strong>waterbedrijven<br />

<strong>De</strong> samenstelling van het Amsterdam-<strong>Rijn</strong>kanaalwater te Nieuwersluis in <strong>2011</strong> (maandgemiddelden en kengetallen)<br />

parameter dimensie o.a.g. jan feb mrt apr mei jun jul aug sep okt nov dec n min. P10 P50 gem. P90 max. pict<br />

Biologische parameters (vervolg)<br />

enterococcen (onbevestigd) n/100 ml 180 70 10 2 43.5 12 110 17 31 31 28 110 13 2 5.2 31 52.9 152 180<br />

Clostridium perfringens (m.i.v. sporen) n/100 ml 350 240 8 140 114 140 80 7 240 350 170 130 13 7 7.4 140 160 350 350<br />

F-specifi eke RNA-bacteriofagen n/ml 10 80 50 110 10 45 < 160 20 420 340 90 370 13 < < 80 134 400 420<br />

campylobacter n/l 170 70 10 34 30 120 15 94 70 56 82 12 10 11.5 63 65.4 155 170<br />

Hydrobiologische parameters<br />

chlorofyl-a μg/l 2 < 3.33 < 2.65 2.24 2.54 < 2.04 < < < < 13 < < < < 3.43 3.49<br />

Cryptosporidium spp. n/l 0.833 0.92 0.587 0.546 0.071 6 0.071 * * 0.584 * 0.98<br />

Giardia spp. n/l 9.83 6.13 5.55 3.5 0.454 6 0.454 * * 4.83 * 9.83<br />

Metalen<br />

natrium mg/l 39 30.9 39.6 54.1 61.3 64.4 45 44.5 41.1 45.9 43.5 54.5 13 30.9 34.1 45 48.1 64.1 64.4<br />

calcium mg/l 75.1 70.2 77.6 85 81.2 65 63.8 64.1 64 68.4 67.9 78.7 13 63.8 63.9 70.2 72.5 85.2 85.4<br />

magnesium mg/l 10.2 10.2 11.6 13.2 13.9 13 10.6 10.3 9.95 10.4 10.6 11.5 13 9.95 10.1 10.6 11.5 13.9 14<br />

ijzer mg/l 1.28 1.27 0.719 0.692 0.477 0.483 0.486 0.399 0.814 0.896 1.08 0.635 13 0.385 0.391 0.692 0.747 1.28 1.28<br />

mangaan mg/l 0.263 0.149 0.122 0.108 0.0689 0.0558 0.0875 0.0685 0.108 0.097 0.0938 0.101 13 0.0558 0.0594 0.097 0.107 0.217 0.263<br />

aluminium μg/l 884 1020 481 467 341 308 286 246 465 525 802 413 13 246 251 465 506 966 1020<br />

antimoon μg/l 0.5 < < < < < < < < < < < < 13 < < < < < <<br />

arseen μg/l 1.4 1.7 1.1 1.5 1.85 2.3 2.3 2 2.3 2 2.1 1.8 13 1.1 1.22 2 1.86 2.3 2.3<br />

barium μg/l 79.8 82.1 83.1 100 102 96.6 81.9 82.6 82.5 90.1 95.1 87.6 13 79.8 80.6 87.6 89.6 102 102<br />

beryllium μg/l 0.05 0.065 0.0677 < < < < < < < < 0.0593 < 13 < < < < 0.0666 0.0677<br />

boor mg/l 0.0457 0.047 0.0563 0.0724 0.0819 0.0803 0.0634 0.0576 0.0578 0.0681 0.0641 0.0659 13 0.0457 0.0462 0.0641 0.0648 0.0838 0.0861<br />

cadmium μg/l 0.05 0.0596 0.0733 0.0508 0.112 0.0694 0.07 0.0568 < 0.0611 0.0761 0.121 0.0686 13 < < 0.0686 0.0702 0.117 0.121<br />

chroom μg/l 1 1.8 2.4 1.1 1.5 < 1.4 1.8 1.3 1.6 2 2.4 1.5 13 < < 1.5 1.58 2.4 2.4<br />

cobalt μg/l 0.613 0.683 0.464 0.587 0.52 0.404 0.39 0.319 0.459 0.495 0.613 0.404 13 0.319 0.347 0.478 0.498 0.655 0.683<br />

koper μg/l 3.78 4.14 3.32 4.37 3.61 3.3 4.08 2.92 3.85 3.91 4.71 3.34 13 2.92 3.04 3.85 3.76 4.57 4.71<br />

kwik μg/l 0.02 < 0.02 < < < < < < < < 0.03 < 13 < < < < 0.026 0.03<br />

lood μg/l 1.9 3.6 1.5 2.4 1.6 2.2 1.7 1.6 2.1 1.8 1.8 1.6 13 1 1.2 1.8 1.95 3.12 3.6<br />

lithium μg/l 9.44 8.94 11.1 16 19.3 23 14.6 13.3 12.1 15.4 17.6 18.1 13 8.94 9.14 15.4 15.2 22.2 23<br />

molybdeen μg/l 0.885 0.845 1.32 2.07 2.08 2.14 1.8 1.63 1.51 1.73 1.75 1.71 13 0.845 0.861 1.73 1.66 2.12 2.14<br />

nikkel μg/l 3.1 3.6 4.7 3.2 2.8 3.1 2.8 2.2 4.7 3.2 2.5 2.8 13 2.2 2.28 3.1 3.19 4.7 4.7<br />

seleen μg/l 0.191 0.254 0.209 0.262 0.237 0.218 0.19 0.195 0.188 0.23 0.248 0.247 13 0.188 0.189 0.223 0.223 0.259 0.262<br />

strontium μg/l 401 401 449 567 604 592 462 476 442 503 530 524 13 401 401 503 504 606 612<br />

thallium μg/l 0.0197 0.026 0.0162 0.0183 0.0219 0.0204 0.0199 0.0191 0.0206 0.0224 0.0215 0.0158 13 0.0158 0.016 0.0199 0.0203 0.0254 0.026<br />

tellurium μg/l 0.1 < < < < < < < < < < < < 13 < < < < < <<br />

tin μg/l 0.05 0.149 0.247 0.114 0.337 0.107 0.11 0.104 < 0.138 0.15 0.22 0.141 13 < < 0.138 0.15 0.301 0.337<br />

vanadium μg/l 2.34 2.71 1.71 1.89 1.67 1.77 1.86 1.95 2.24 2.41 2.71 1.69 13 1.48 1.56 1.89 2.05 2.71 2.71<br />

zink μg/l 16.5 19.9 13.6 12.9 10.6 10.5 10.1 7.81 12.6 15 21.7 17.5 13 7.81 8.59 12.9 13.8 21 21.7<br />

rubidium μg/l 4.72 5.14 4.68 5.32 6.23 6.22 4.8 4.72 5.14 5.66 5.94 5.24 13 4.68 4.7 5.24 5.39 6.52 6.72<br />

uranium μg/l 0.698 0.664 0.757 0.845 0.854 0.705 0.616 0.646 0.603 0.666 0.675 0.779 13 0.603 0.608 0.698 0.72 0.87 0.886<br />

cesium μg/l 0.392 0.415 0.217 0.217 0.2 0.206 0.178 0.17 0.267 0.285 0.387 0.208 13 0.165 0.167 0.217 0.257 0.406 0.415<br />

Metalen na fi ltratie<br />

ijzer, na fi ltr. over 0,45 μm mg/l 0.01 0.059 0.022 0.028 0.011 < < 0.033 0.01 0.039 0.031 < 0.041 13 < < 0.022 0.0226 0.0518 0.059<br />

boor, na fi ltr. over 0,45 μm μg/l 42.9 42.6 52.6 66.6 77.2 75.4 60.1 56.6 56.5 63.8 59.5 66.5 13 42.6 42.7 60.1 61.3 77.7 79.3<br />

aluminium, na fi ltr. over 0,45 μm μg/l 10 24.2 10.5 11.1 < < < < < < < < 17.2 13 < < < < 21.4 24.2<br />

antimoon, na fi ltr. over 0,45 μm μg/l 0.5 < < < < < < < < < < < < 13 < < < < < <<br />

arseen, na fi ltr. over 0,45 μm μg/l 0.582 0.779 0.618 0.745 0.939 1.17 1.23 1.15 1.24 1.21 1.34 1.07 13 0.582 0.596 1.07 1 1.3 1.34<br />

barium, na fi ltr. over 0,45 μm μg/l 69.4 68.2 74.1 94.1 97.8 89.5 75.6 79.1 73.8 80.3 81.4 82.7 13 68.2 68.7 80.3 81.8 98.2 99.7<br />

beryllium, na fi ltr. over 0,45 μm μg/l 0.05 < < < < < < < < < < < < 13 < < < < < <<br />

cadmium, na fi ltr. over 0,45 μm μg/l 0.05 < < < 0.0579 < < < < < < < < 13 < < < < < 0.0579<br />

chroom, na fi ltr. over 0,45 μm μg/l 0.5 < < < 7.04 < < < < < < < < 13 < < < 0.772 4.32 7.04<br />

o.a.g. = onderste analysegrens n = aantal waarnemingen per jaar min = minimum p10 p50 p90 = percentielwaarden gem = gemiddelde max = maximum * = onvoldoende gegevens<br />

Voor uitleg van de pictogrammen: zie pagina 264 172 ! = reeks geheel of gedeeltelijk samengesteld met door neuraal netwerk geschatte waarden<br />

173

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