Month means calendar month.
Average monthly discharge limitation means the highest allowable average of "daily discharges" over a calendar month, calculated as the sum of all "daily discharges" measured during a calendar month divided by the number of "daily discharges" measured during that month. Compliance with fecal coliform bacteria or E coli bacteria limitations shall be determined using the geometric mean.
Operating Month for a Shipper or Transferor means any calendar month in which Carrier either transports Crude Petroleum or recognizes and records a change in ownership of Crude Petroleum for the account of such Party. For purposes hereof the calendar month shall be deemed to begin at 7:00 a.m. (Central Time) on the first day of such month.
Billing Month is defined in Section 9.1(b).
Twelve-Month Period means a period of twelve consecutive months determined on a rolling basis where a new twelve month period begins on the first day of each calendar month.