South Water is clear oil is less then 1/8" thick almost no sludge
North 1 inch of oil/fuel water is clear
North 2 fuel/oil is less then 1/8 inch thick water is clear almost no sludge
Condition or appearance
South Water is clear oil is less then 1/8" thick almost no sludge
North 1 inch of oil/fuel water is clear
North 2 fuel/oil is less then 1/8 inch thick water is clear almost no sludge