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1996-1249 6WWAT60RD ORDINANCE NO ¥ AN ORDINANCE AMENDING ORDINANCE 96-043 BY CHANGING THE SR AND SRW RATES FOR RESIDENTIAL WASTEWATER SERVICE TO REVISE THE METHODOLOGY FOR DETERMINING RESIDENTIAL WASTEWATER RATES, AUTHORIZING CREDITS FOR RESIDENTIAL WASTEWATER CUSTOMERS, PROVIDING A SEVERABILITY CLAUSE, AND PROVIDING FOR AN EFFECTIVE DATE WHEREAS, the City's existing methodology for calculating wastewater billed volume for reszdent~al customers ~nvolves making an estamate of average monthly volume based upon water usage during winter months, an an effort to minimize the confounding effect of zrrlgatlon upon the average, and WHEREAS, February 1996 was an unseasonably dry month, promptang many residential customers to irrigate durzng that month, and WHEREAS, the Publzc utllltzes Board has recommended issuing a credzt to residential wastewater customers for February 1996 in an effort to matlgate the confounding effect of this ~rr~gat~on, and to adjust the w~nter average methodology, and to adjust residential wastewater bzllangs subsequent to February 1996, NOW, THEREFORE, THE COUNCIL OF THE CITY OF DENTON HEREBY ORDAINS ~ That Ordinance 96-043 is hereby amended by adopting new SR and SRW Rate Schedules, attached hereto and incor- porated herezn, for resldentzal wastewater service, as provided for in Chapter 26 of the Code of Ordinances, of the City of Denton, Texas. ~ That the City Manager is hereby authorized to issue rebate credits for resadentlal wastewater customers for wastewater usage sance February 1996, consistent w~th the methodol- ogy prescribed an the schedules, attached hereto and incorporated herezn by reference SECTION III That if any section, subsection, paragraph, sen- tence, clause, phrase or word in this ordinance, or application thereof to any person or circumstances is held invalid by any court of competent jurasdlctlon, such holding shall not affect the valid- lty of the remaining portaons of this ordinance, and the City Coun- cil of the City of Denton, Texas, hereby declares it would have enacted such remaining portions despite any such invalidity SECTION IV That the amendments to the Schedule of Rates herein adopted shall be effectIve, charged and applied retroactive- ly, as applicable, to all residential wastewater billings occurrIng on or after February 1, 1996 PASSED AND APPROVED th~s the~/~ day of ~~ , 1996 JAC~ILLER, MAYOR ATTEST JENNIFER WALTERS, CITY SECRETARY APPROVED AS TO LEGAL FORM HERBERT L PROUTY, CITY ATTORNEY PAGE 2 SCHEDULE SR RESIDENTIAL WASTEWATER SERVICE APPLICATION Applicable for single family residential service, and individually metered apartments or mobile homes or multi-family facilities with less than four (4) units Also applicable for wastewater service without City of Denton water service Not applicable for sub-billing or other utility b~lllng by service user in any event NET MONTHLY RATE - WITH CITY OF DENTON WATER SERVICE (1) Facility Charge $6 20 / 30 days (2) Volume Charge $2 37 / 1,000 gallons effluent Except as otherwise stated in this schedule, wastewater volume ~s calculated based upon an Average Dally Usage, established annually during the billing months of December through February, and based upon actual water consumption during those months The Average Da~ly Usage thus calculated establishes the wastewater volume charge for each subsequent month, through the following February Otherwise, for customers possessing insufficient water consumption bzlllng history to establish an Average Dally Usage, wastewater volume is calculated based upon the current month's water consump- tion A For customers with an establzshed water consumptzon blllzng history for the preceding months of December through February, the Average Dally Usage applzcable through the following February shall be calculated at 98% of the average dazly water consumption for the preceding December through February, subject to the following exception 1 Weiahtin~ factor. If the Average Da~ly Usage so calcu- lated deviates by more than 25% from the da~ly wastewater volume (98% of average daily water consumption) calculat- ed for any component month (December, January or Febru- ary), the Average Daily Usage calculated for the previous year plus or minus 25% shall be substituted for the dally usage in any such deviant month in calculating a new weighted Average Dally Usage to be utilized through the follow~ng February PAGE 1 B For customers without an established water consumptmon bmllln9 h~story for the preceding months of December through February, wastewater volume for each month through the following February shall be calculated at 98% of the actual water con- sumptlon for the month, subject to the following l~m~tatlons 1 For the months of March through November, the maximum wastewater volume for b~llln9 purposes shall be calculat- ed based upon 98% of 6,500 gallons of water consumption 2 For the months of December through February, the maximum wastewater volume for b~ll~n9 purposes shall be calculat- ed based upon 98% of 30,000 gallons of water consumption PAGE 2 Methodology for Calculat~n~ Residential Wastewater B~lled Volume and Credits for February 1996 ONLY A For customers w~th a water consumption billing hist ry for the previous months of December 1994 through Fe ruary 1995, the February 1996 wastewater volume sba 1 be based upon 1 98% of actual water consumption, if ~t ~s not more than 25% greater than the w~nter average 2 If the actual water consumption ~s greater than 25% above the w~nter average, than the volume wll be based upon the December 1994 through February 1995 w~nter average B For customers w~thout an ex~st~ng Average Dally Usage, the February 1996 wastewater volume billed shall be 98% of that month's actual billed water volume, up to a maximum of 8,125 water gallons C Customer Service w~ll recalculate February wastewater b~ll~ngs and apply any savings as a credit against a future b~ll~ng Msthodolo~v for Calculat~n~ Residential Wastewater W~nter Average. December 1995 through February 1996. (To be used from March 1996 through February 1997) A The December 1995 through February 1996 w~nter average w~ll be calculated using all three months All actual December 1995 through February 1996 wastewater volumes that vary more than 25% from the December 1994 through February 1995 w~nter average wastewater volume w~ll be replaced with the December 1994 through February 1995 w~nter average volume plus or m~nus 25% ~n the calculation of the December 1995 through February 1996 w~nter average volume This w~nter average will be compared against the January and February 1996 w~nter average previously billed The lower of the two wzll be applied to March 1996 and subsequent b~ll~ngs prior to the ~mplementat~on of th~s revised methodology, w~th billing credits being ~ssued as applicable B The December 1995 through February 1996 w~nter average volume w~ll be used through February 1997, ~n accord- ance w~th A above PAGE 3 MINIMUM BILLING - WITH CITY OF DENTON WATER SERVICE Facility Charge VQLUME CHARGE - WITH CITY OF DENTON WATER SERVICE With an established Average Daily Usage, billings through the following February shall be based on the Average Daily Usage Formula Averaae Dally Usaae × Rate per 1,000 gallons 1000 For customers without an established Average Dally Usage, b~lllngs for months other than December, January or February shall be based on 98% of actual water consumption for the month, or 98% of 6,500 gallons, whichever is less. Formula. The Lower of; Actual Water Consumption x 98% × Rate per 1,000 gallons 1000 Or, 6,500 Gallons x 98% X Rate per 1,000 gallons 1000 For customers without an established Average Daily Usage, billings for December through February shall be 98% of the actual water volume consumed for the month, up to a maximum of 30,000 gallons of water volume per 30 days Formula Actual Water Consumption × 98% × Rate per 1,000 gallons 1000 PAYMENT B~lls are due when rendered, and become past due if not paid wlth~n 15 calendar days from date of issuance PAGE 4 SPECIAL FACILITIES All services which require special facilities ~n order to meet cus- tomer's service requirements shall be provided sub3ect to the special facilities rider PRQRATION OF FACILITY CHARGE Blll~ng for the Facility Charge shall be based on 12 bllllngs annually and shall be prorated based on the following formula Actual days ~n read~n~ Der~od X customer charge 30 days SRN NET MONTHLY RATE - WITHOUT CITY OF DENTON WATER SERVICE SRI SRO Inside Corporate Outside Corporate L~m~ts L~m~ts (1) Facility Charge $6 20 / 30 days $7 15 / 30 days (2) Volume Charge $2 37 / 1,000 gals $2 73 / 1,000 gals The customer shall pay a m~nlmum volume charge on four thousand (4,000) gallons per month MINIMUM BILLING - WITHOUT CITY OF DENTON WATER SERVICE The facility charge plus 4,000 gallons of wastewater VOLUME CHARGE ~ WITHOUT CITY OF DENTON WATER SERVICE The b~ll~n9 for the wastewater volume shall be based on the wastewater volume calculated during the b~ll~n9 per~od Formula M~nlmum Wastewater Volume × Rate per 1,000 gallons 1000 PAGE 5 PAYMENT Bllls are due when rendered, and become past due if not pa~d within 15 calendar days from date of issuance SPECIAL FACILITIES All services which require special facilities ~n order to meet cus- tomer's service requirements shall be provided subject to the special facilities rider PRORATION OF FACILITY CHARGE Blll~ng for the Facility Charge shall be based on 12 b~lllngs annually and shall be prorated based on the following formula Actual days ~n read~n~ Der~od × customer charge 30 days PAGE 6 SCHEDULE SRW RESIDENTIAL WASTEWATER SERVICE TO USERS OUTSIDE CITY OF DENTON CORPORATE LIMITS WITH CITY OF DENTON WATER SERVICE Applicable for single family residential sewer customers, individu- ally metered apartments or mobile homes or multi-family facilities wlth less than four (4) units outside of the corporate llmlts of the City of Denton and also receiving water from the City of Denton ~ RATE (1) Facility Charge $7 15 / 30 days (2) Volume Charge $2 73 / 1,000 gallons Except as otherwise stated in this schedule, wastewater volume is calculated based upon an Average Da~ly Usage, established annually during the bllllng months of December through February, and based upon actual water consumption during those months The Average Dally Usage thus calculated establishes the wastewater volume charge for each subsequent month, through the following February Otherwise, for customers possessing insufficient water consumption bllllng history to establish an Average Dally Usage, wastewater volume is calculated based upon the current month's water consump- tion A For customers with an established water consumption bllllng history for the preceding months of December through February, the Average Dally Usage applicable through the following February shall be calculated at 98% of the average dally water consumption for the preceding December through February, subject to the following exception' 1 Wei~htin~ factor. If the Average Dally Usage so calcu- lated deviates by more than 25% from the dally wastewater volume (98% of average dally water consumption) calculat- ed for any component month (December, January or Febru- ary), the Average Dally Usage calculated for the previous year plus or minus 25% shall be substituted for the dally usage in any such deviant month in calculating a new weighted Average Daily Usage to be utlllzed through the following February PAGE 7 B For customers without an established water consumption billing h~story for the preceding months of December through February, wastewater volume for each month through the following February shall be calculated at 98% of the actual water con- sumpt~on for the month, subject to the following limItations 1 For the months of March through November, maximum wastewater volume for b~ll~ng purposes shall be calculat- ed based upon 98% of 6,500 gallons of water consumption 2 For the months of December through February, maximum wastewater volume for b~ll~ng purposes shall be calculat- ed based upon 98% of 30,000 gallons of water consumptIon PAGE 8 Methodology for Calculating Residential Wastewater Billed Volume and Credits for February 1996 ONLY. A For customers with a water consumption billing history for the previous months of December 1994 through Feb- ruary 1995, the February 1996 wastewater volume shall be based upon 1 98% of actual water consumption, if ~t is not more than 25% greater than the winter average 2 If the actual water consumption is 9rearer than 25% above the w~nter average, than the volume will be based upon the December 1994 through February 1995 w~nter average B For customers without an existing Average Daily Usage, the February 1996 wastewater volume b~lled shall be 98% of that month's actual b~lled water volume, up to a maximum of 8,125 water gallons C Customer Service w~ll recalculate February wastewater b~llings and apply any sav~ngs as a credit against a future b~llln9 MethodoloGy for Calculating Residential Wastewater Winter AveraGe. December 1995 through February 1996. (To be useG from March 1996 through February 1997) A The December 1995 through February 1996 winter average w~ll be calculated using all three months All actual December 1995 through February 1996 wastewater volumes that vary more than 25% from the December 1994 through February 1995 winter average wastewater volume w~ll be replaced with the December 1994 through February 1995 w~nter average volume plus or minus 25% ~n the calculation of the December 1995 through February 1996 w~nter average volume Th~s w~nter average will be compared against the January and February 1996 winter average previously b~lled The lower of the two will be applied to March 1996 and subsequent b~lllngs prior to the ~mplementatlon of this revised methodology, w~th billing credits bein9 ~ssued as applicable B. The December 1995 through February 1996 winter average volume will be used through February 1997, ~n accord- ance with A above PAGE 9 MI IMUM BILL Facility Charge PAYMENT Bills are due when rendered, and become past due if not paid wlthln 15 calendar days from date of issuance SPECIAL FACILITIES All services which require special facilities ~n order to meet cus- tomer's service requirements shall be provided subject to the special facilities r~der PRORATION OF FACILITY CHARGE Bllllng for the Faclllty Charge shall be based on 12 b~lllngs annually and shall be prorated based on the following formula Actual days in read~na nerlod × customer charge 30 days With an established Average Dally Usage, bllllngs for the months of March through February shall be based on the Average Dally Usage Formula Averaae Wastewater Volume × Rate per 1,000 gallons 1000 For customers without an established Average Dally Usage, b~lllngs prior to December through February shall be based on 98% of actual water consumption, or 98% of 6,500 gallons, whichever is less Formula The Lower of, Actual Water Consumntlon x 98% × Rate per 1,000 gallons 1000 Or, ~.500 Gallons x 98% × Rate per 1,000 gallons 1000 PAGE 10 For customers without an established Average Dally Usage, bllllngs for December through February shall be 98% of the actual water volume up to a maximum of 30,000 gallons of water volume per 30 days Formula Actual Water Consumption × 98% × Rate per 1,000 gallons 1000 PAGE 11