O-1989-1663 - Laserfiche WebLink

Browse Search

. SECTION 5 e INDUSTRIAL COST RECOVERY SURCHARGE A Permittee discharging industrial wastes with a BOD exceeding 250 mg/l, or a suspended solids content of greater than 300 mg/l, or both, and meet all conditions of SECTION Z, 1, and !, may be accepted for wastewater disposal provided that; (a) The wastes will not cause damage to the collection system; (b) The wastes will not impair the treatment process; (c) The discharger of the wastes enters into a contractual agreement with the City of La Porte providing for a surcharge over and above the normal sewer rate. The surcharge for industrial discharge is to be calculated as follows: ISS = (BOD + SS ) X (0 & M cost) X (Vol); where 250 300 (1) ISS represents Industrial Waste Surcharge in Dollars; (2) BOD I~ep resents the Biochemical Oxygen Demand (mg/ I) of the Industrial Waste. Note: for concentrations less than or equal to 250 mg/l the value of BOD shall be considered zero; (3) ~ represents Suspended Solids of the Industrial Waste (mg/l). Note: For concentrations less than or equal to 300 mg/l the value of SS shall be considered zero; (4) 0 & M Cost represents Operations and Maintenance Cos t of La Po rte 's sewage wo r'ks . Note: the operations and maintenance cost as determined by the City shall be periodically updated. (usually yearly) . (5) Vol rep resents Volume Discha t'ged i.n Thousand Gallons. The volume of wastes shall be determined by the same methods used to calculate the normal sewer service charge or by a sewage Flow Meter that has been approved by the Approving Authority and purchased, installed, and maintained by the Permittee. All flow rates and BOD and suspended solid values used in determination of the surcharge contemplated herein shall be reevaluated at least on an annual basis. The basis for determining the surcharge contemplated herein shall be reviewed at least annually and shall be adjusted to reflect any change in the Operations and Maintenance costs of La Porte's Wastewater Treatment Facilities. (d) Billin~ Practice Industrial waste surcharges provided for in this ordinance shall be included as a separate item on the regular bill for water and sewer charges and shall be paid monthly in accordance with the existing practices. Surcharges shall be paid at the same time that the sewer charges of the person become due and payment for sewer services shall not be accepted without payment also of sewer service surcharges. 15