Cluster means the Group of exchanges/ cluster of contiguous exchanges.
Node means an area designated by the State Planning Commission concentrating facilities and activities which are not organized in a compact form.
PNode has the meaning set forth in the CAISO Tariff.
Stack means any point in a source designed to emit solids, liquids, or gases into the air, including a pipe or duct but not including flares.
Smart Meter means a meter which tells us how much Energy you are using without us having to visit your home and which enables you to see how much Energy you are using;