Volume determination.

The Chief Plant Operator and/or Superintendent of Sewers may use as the figure representing the number of gallons of wastewater discharged into the sewer system:A. The amount of water supplied to the premises by the local water company as shown on the meter if the premises is metered; orB. If the premises is supplied other than by the local water company and such sources include but are not limited to wells, rivers or lake waters, such premises shall have metering devices installed which are approved by the Town of Webster's Sewer Department, at the owner's expense, for measuring the volume of water used for the purpose of computing waste discharged from these sources and for billing purposes; orC.

If such premises is used for an industrial or commercial purpose of such nature that the water supplied to the premises cannot be entirely discharged into the sewer system, the estimate of the amount of sewage discharged into the sewer system made by the Chief Plant Operator and/or Superintendent of Sewers; orD. The number of gallons of wastewater discharged into the sewer system as determined by measurements and samples taken at an approved location or at a manhole installed by the owner of the property served by the public sewer system, at his own expense, in accordance with the terms and conditions of the permit issued by the Chief Plant Operator and/or Superintendent of Sewers pursuant to Article X of this chapter, or a figure as determined by Chief Plant Operator and/or Superintendent of Sewers by any combination of the forgoing or by any other equitable method.