Identification of Hydraulic Conductivity in Aquifer for Coupled FEM and Adaptive Genetic Algorithm

Table 4

Error of the groundwater levels of different boreholes on the cross section of the upstream (30 m away from the dam).

Borehole number	(m)	(m)	Measuring groundwater level (m)	Computation groundwater level; (m)	Absolute error (m)	Relative error (%)
ZK225	−30	1.9	1812.20	1812.40	0.25	0.10
ZK226	−30	19.9	1812.20	1812.60	0.40	0.20
ZK237()	−30	−34.3	1813.00	1812.50	−0.50	0.27
ZK273	−30	−90.6	1819.00	1822.80	3.80	2.05
ZK234	−30	80.2	1821.00	1824.40	3.40	1.84
ZK221	−30	−114.7	1825.04	1829.90	4.86	2.63
ZK239()	−30	−148.9	1834.58	1835.80	1.22	0.66