The feel reserves at each of the refineries and depots are a function of the market share of each of the oil companies as well as company policy.
No domestic shortages are foreseen, Currently all the refineries are operational with the exception of the Milnerton Refinery which is on a planned maintenance shutdown. It is expected to be back online by the first week of July 2020.
Yes. Oil Companies have individual contracts with neighbouring countries such as Namibia, Lesotho, Swaziland and Botswana, and they supply them accordingly