From: Hydration status and fluid intake of urban, underprivileged South African male adolescent soccer players during training
Hydration category
Urine specific gravity
Extremely hyperhydrated
<1.012
Slightly hyperhydrated
1.012-1.014
Well hydrated
1.015-1.017
Euhydrated
1.018-1.020
Slightly dehydrated
1.021-1.024
Very dehydrated
1.025-1.027
Extremely dehydrated
>1.027