Lieser, our local river through Wittlich:
Lieser , our local river through Wittlich Source: Hocheifel near to Boxberg Lenght : 73,6 km Height difference : 452 m Catchment area : 402,4 km² Runoff volume ( near to Wittlich): 190 l/ minute wa
Nitrate (general):
Nitrate (general) Salts and esters of nitric acid General processing device composed : M´NO 3 ( M= monovalent cation ) Drinking water max. 50mg/l
Sampling:
Sampling Every other day 1. sample: 3rd May 2011 2.sample: 5th May 2011 3.sample: 7th May 2011 Etc. Last 14th June 2011 Taken on one place before and behind Wittlich each
Results (laboratory analysis) :
Results ( laboratory analysis ) Sample Wengerohr Minderlittgen Raindays (x) 1 83,8 79,4 2 81,5 74,3 3 98,6 86,7 x 4 95,4 83,4 5 93,8 82,1 6 92,4 80,4 7 90,3 78,3 8 95,1 81,2 x 9 94,2 79,5 10 92,7 78,4 11 91,8 76,6
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12 89,6 77,1 13 88,9 74,5 14 89 73,4 15 104,6 78,3 x 16 101,3 76,6 17 97,6 75 18 94,1 75,4 19 92 74,6 20 91,1 71,2 21 88,3 70,7 average 92,67 77,48
Why the peaks at 3,8,16?:
Why the peaks at 3,8,16? on these days it rained nitrate came into the water ( washed out of the fields ) t hen Nitrate levels decrease again
Slide 10:
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