Remote Sensing and Water management - FEFlow
Remote Sensing and Water management - FEFlow
Remote Sensing and Water management - FEFlow
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Institut für<br />
UmweltingenieurwissenschaftenIfU<br />
Recharge rates from chloride method („ground truth“)<br />
Recharge by Chloride<br />
Method (mm/yr)<br />
60 chloride samples from boreholes<br />
Average chloride concentration: 21 mg/l<br />
⇒ Average recharge: 6.8 mm/yr<br />
25.00<br />
20.00<br />
15.00<br />
10.00<br />
5.00<br />
0.00<br />
-5.00<br />
Chloride (mg/l)<br />
10000.0<br />
1000.0<br />
100.0<br />
10.0<br />
1.0<br />
y = 0.057x - 0.8448<br />
R 2 = 0.734<br />
0.1<br />
0 10 20 30 40 50 60<br />
Sample number<br />
-100 0 100 200 300 400<br />
Average Net Exchange (mm/yr)