Table 2.

Target criteria values (concentrations and loads) and necessary event load reductions for the watershed management.

Scenario	Target	Unit	Wulka	Zala
–	Base load	kg P ha− 1 a− 1	0.07	0.09
1	Concentration	mg P l− 1	0.15	0.15
	Total load	kg P ha− 1 a− 1	0.14	0.18
	Event load	kg P ha− 1 a− 1	0.07	0.09
	Reduction	%	55	36
2	Concentration	mg P l− 1	0.10	0.10
	Total load	kg P ha− 1 a− 1	0.09	0.12
	Event load	kg P ha− 1 a− 1	0.02	0.03
	Reduction	%	86	80
3	Concentration	mg P l− 1	0.05	0.05
	Total load	kg P ha− 1 a− 1	0.05	0.06
	Event load	kg P ha− 1 a− 1	− 0.02	− 0.03
	Reduction	%	118	124