The impact of urban groundwater upon surface water - eTheses ...

Head gradient between the Piezometer tip and the River (m)
0.35
0.3
0.25
0.2
0.15
0.1
0.05
-0.05
0
9 10 11 12 13 14 15
Distance Downstream from Bescot (km)
Figure 5.10 Variation in head gradient between the riverbed piezometers and the river with
distance downstream.
Temperature (C o )
17
16.5
16
15.5
15
14.5
Range in
surface water
temperature
Profile 8 East
Profile 8 Central
Profile 8 West
Profile 5 North
Profile 7 North
14
0 20 40 60 80 100 120 140
Depth below riverbed (cm)
Figure 5.11 Vertical temperature profiles through the riverbed.
16