Table 7. Required groundwater fluxes of FIB to achieve river loadings of FIB observed in the field.

Units of the reported values are MPN/s/m.

	2008		2009
River Segment [m]	EC	ENT	EC	ENT
2400	*	770	*	*
3100	8.6 × 103	3.6 × 103	5.1 × 103	4.5× 103
4900	7.7 × 103	*	6.4 × 103	*
5425	*	*	*	1.1 × 104
7600	3.1 × 103	6.9 × 103	9.0 × 103	*
8240	8.6 × 103	*	*	*

* Loads within river segments not different from 0 or negative in Fig 5 were not evaluated.