In the US these are done state by state with little consistency. The rivers and streams here in KS are all muddy and graded accordingly. But when they cross into MO they are suddenly pristine.
Because everyone knows what KS and MO mean, especially on a european sub.
Let’s make this about 'murica. Hello, fellow 'murican. Did you already coup a government on this fine day to replace their President with some dictator that will gladly sell out his country to our interests in favour of power? I love the smell of terrorism in the morning. Makes my petro dollar extra bloody.