Criteria

4 points (Very pleasant)

3 points (pleasant)

2 points (Relatively pleasant)

1 points (Less pleasant)

0 points (Unpleasant)

Area of Surface

Larger, over 1000 km²

Large, 100 - 1000 km²

Medium, 50.1 - 100.0 km²

Small, 10.1 - 50 km²

Smaller, 10.0 > km²

Attractiveness

An unique formation with a lot of natural beauty

An unique natural beauty

Unique structure with relatively less natural beauty

Few natural beauty and unique formations

No natural beauty or unique formations

Natural rapids (waves, ebbs, eddies, shore heights, shells)

No natural rapids

Less natural rapids

Relatively less natural rapids

Natural rapids

Many natural rapids

Water temperature (July - August)

Warmer

(25˚ - 27˚)

Warm

(20˚ - 24˚)

Cold

(17˚ - 19˚)

Colder

(14˚ - 16˚)

Very cold

(7˚ - 13˚)

Number of days that average temperature is over 100˚C

Over 130

110 - 130

90 - 110

70 - 90

Under 70

Water polution

Unpolluted

Less polluted

Relatively less polluted

Polluted

Very polluted

Number of clear (sunny) days

Over 100

80 - 100

60 - 80

50 - 60

Under 50