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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 Lekkanaalwater te Nieuwegein 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 />

Metalen (vervolg)<br />

vanadium μg/l 4.9 3.73 3.96 2.68 3.63 2.78 2.33 2.88 3.41 3.56 3.99 3.97 13 2.33 2.47 3.56 3.5 4.74 4.9<br />

zilver μg/l 0.1 < < < < 4 < * * < * <<br />

zink μg/l 33.4 27.3 33.2 16.9 24.3 13.8 9.81 14 21.2 26 36 43.3 13 9.81 11.4 26 24.9 40.4 43.3<br />

koper mg/l 0.0041 0.0042 0.0036 0.0079 4 0.0036 * * 0.00495 * 0.0079<br />

zink mg/l 0.0308 0.0216 0.0253 0.0165 0.0293 0.0164 0.022 0.0149 0.0236 0.0236 0.0376 0.0255 13 0.0149 0.0155 0.0236 0.0243 0.0374 0.0376<br />

rubidium μg/l 7.59 6.58 7.19 5.53 7.36 6.3 5.25 5.69 5.98 7.21 7.15 8.57 13 5.25 5.36 6.58 6.75 8.47 8.57<br />

uranium μg/l 0.64 0.915 0.94 0.98 1 0.785 0.766 0.726 0.723 0.785 0.749 0.817 13 0.64 0.673 0.785 0.833 1.01 1.03<br />

cesium μg/l 0.86 0.631 0.71 0.413 0.583 0.311 0.215 0.357 0.481 0.527 0.697 0.782 13 0.215 0.253 0.527 0.55 0.829 0.86<br />

Metalen na fi ltratie<br />

ijzer, na fi ltr. over 0,45 μm mg/l 0.01 0.022 < < < < < < < < < < 0.01 13 < < < < 0.0172 0.022<br />

boor, na fi ltr. over 0,45 μm μg/l 38.5 51.8 56.7 61.5 73.4 80 64.5 58.4 59.2 68.5 60 76.6 13 38.5 43.8 61.5 63.3 78.6 80<br />

aluminium, na fi ltr. over 0,45 μm μg/l 10 18.6 < < < < < < < < < 12.2 < 13 < < < < 16 18.6<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 0.772 0.921 0.804 1.1 1.21 1.67 1.59 1.48 1.81 1.64 1.3 1.3 13 0.772 0.785 1.3 1.29 1.75 1.81<br />

barium, na fi ltr. over 0,45 μm μg/l 64.2 85.5 94.7 94.4 101 93.4 87.4 82 75.2 92.8 78.4 92.8 13 64.2 68.6 92.8 87.9 101 102<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 < < < < < < < < < < < < 13 < < < < < <<br />

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

cobalt, na fi ltr. over 0,45 μm μg/l 0.123 0.201 0.272 0.343 0.352 0.251 0.204 0.174 0.173 0.213 0.163 0.209 13 0.123 0.139 0.209 0.233 0.352 0.354<br />

koper, na fi ltr. over 0,45 μm μg/l 1.86 1.61 2 2.31 2.54 2.41 2.31 2.33 2.65 2.58 2.36 2.14 13 1.61 1.71 2.33 2.28 2.62 2.65<br />

kwik, na fi ltr. over 0,45 μm μg/l 0.0005 0.00091 0.00061 < < < < < 0.00081 0.00057 0.00056 < 0.00051 13 < < < < 0.00087 0.00091<br />

lood, na fi ltr. over 0,45 μm μg/l 0.1 < < < < < < < < < < < < 13 < < < < < <<br />

lithium, na fi ltr. over 0,45 μm μg/l 8.05 13.3 14.4 13.1 17.5 22.2 18.1 14.4 13.5 17.5 13.7 21.7 13 8.05 10.1 14.4 15.8 22 22.2<br />

molybdeen, na fi ltr. over 0,45 μm μg/l 0.837 1.24 1.46 1.57 1.98 1.96 2.14 1.76 1.73 2.07 1.52 2 13 0.837 0.998 1.76 1.71 2.11 2.14<br />

nikkel, na fi ltr. over 0,45 μm μg/l 1.4 1.2 1.49 1.79 1.71 1.79 1.42 1.38 1.53 1.41 1.43 1.32 13 1.2 1.25 1.43 1.51 1.79 1.79<br />

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

titaan, na fi ltr. over 0,45 μm μg/l 1 < < < < < < < < < < < < 13 < < < < < <<br />

vanadium, na fi ltr. over 0,45 μm μg/l 0.95 0.983 1.09 1.19 1.27 1.58 1.71 1.72 1.75 1.63 1.16 1.24 13 0.95 0.963 1.24 1.35 1.74 1.75<br />

zilver, na fi ltr. over 0,45 μm μg/l 0.1 < < < < < < < < < < < < 13 < < < < < <<br />

zink, na fi ltr. over 0,45 μm μg/l 3.48 4.4 4.87 3.95 3.47 4.13 3.64 3.35 3.71 4.28 4.62 5.46 13 3.35 3.38 3.95 4.06 5.22 5.46<br />

rubidium, na fi ltr. over 0,45 μm μg/l 2.99 3.44 3.83 3.79 4.57 4.98 4.56 4.28 3.93 4.76 3.95 5.2 13 2.99 3.17 4.28 4.22 5.11 5.2<br />

uranium, na fi ltr. over 0,45 μm μg/l 0.567 0.811 0.913 0.992 0.965 0.678 0.761 0.715 0.683 0.747 0.629 0.721 13 0.567 0.592 0.747 0.78 0.993 0.994<br />

seleen, na fi ltr. over 0,45 μm μg/l 0.201 0.3 0.245 0.257 0.241 0.245 0.245 0.208 0.218 0.269 0.224 0.275 13 0.201 0.204 0.245 0.244 0.29 0.3<br />

strontium, na fi ltr. over 0,45 μm μg/l 359 518 533 546 586 594 534 516 472 555 530 625 13 359 404 534 535 613 625<br />

thallium, na fi ltr. over 0,45 μm μg/l 0.0108 0.0123 0.0153 0.0164 0.0196 0.0174 0.0221 0.0215 0.0188 0.0179 0.0118 0.0137 13 0.0108 0.0112 0.0174 0.0167 0.0219 0.0221<br />

tellurium, na fi ltr. over 0,45 μm μg/l 0.1 < < < < < < < < < < < < 13 < < < < < <<br />

cesium, na fi ltr. over 0,45 μm μg/l 0.05 0.064 0.0592 0.0598 0.0508 < 0.0521 0.0694 0.0633 < 0.0512 < 0.0665 13 < < 0.0533 0.0511 0.0682 0.0694<br />

Wasmiddelcomponenten en complexvormers<br />

anionaktieve detergentia mg/l 0.01 < 0.02 0.02 < 4 < * * 0.0125 * 0.02<br />

nonionische plus kationische detergentia mg/l 0.04 0.03 0.02 0.02 4 0.02 * * 0.0275 * 0.04<br />

nitrilo triethaanzuur (NTA) μg/l 3 < < < < < < < < < < < < 13 < < < < < <<br />

ethyleendiaminetetra-ethaanzuur (EDTA) μg/l 2.3 5.1 5.5 5.4 6.35 4.7 5.6 5.3 4.4 7.3 6.2 10.4 13 2.3 3.14 5.5 5.76 9.16 10.4<br />

ethyleendiaminetetra-ethaanzuur (EDTA) (vracht) g/s 2.91 1.54 0.055 0.054 0.0635 0.161 1.11 0.053 0.044 0.167 0.062 4.1 13 0.044 0.0476 0.066 0.798 3.62 4.1<br />

di-ethyleentriaminepenta-azijnzuur (DTPA) μg/l 3 < 4.4 < < < < < < < < < 3.2 13 < < < < 3.92 4.4<br />

Monocycl. arom. koolwaterstoffen (MAK’s)<br />

benzeen μg/l 0.02 < < 0.03 < < < < < < < 0.044 < 22 < < < < 0.024 0.18<br />

n-butyl-benzeen μg/l 0.02 < < < < < < < < < < < < 22 < < < < < <<br />

1,2-dimethylbenzeen (o-xyleen) μg/l 0.02 < < 0.03 0.03 < < < < < < < < 13 < < < < 0.03 0.03<br />

ethenylbenzeen (styreen) μg/l 0.02 0.03 < < < < < < < < < < < 13 < < < < 0.022 0.03<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 264 134 ! = reeks geheel of gedeeltelijk samengesteld met door neuraal netwerk geschatte waarden<br />

135

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