Customers pay a power surcharge if they live in an elevated area that requires water to be pumped to their location. The surcharge passes-through the cost the District pays for electricity to pump the water. The surcharge rate is determined by the pumping zone. There are nine pumping zones in the District that are assessed a surcharge. The current surcharge rate can range from $0.11 per ccf to $0.66 per ccf. The rate applies to domestic and non-domestic water.