Columbia Same—Large general service ordinance (§ 27-116)

(a) Application: The large general service rate shall apply to all electric service for a premises where the service is supplied at one (1) point of delivery and measured through one (1) meter and for a period of not less than one (1) year. This rate is not available for standby, supplementary, or resale service or for services of less than twenty-five (25) kw demand.

(1) Customers that exceed twenty-five (25) kw demand during June, July, August or September will automatically be placed on this rate for a period of one (1) year. Reevaluation of application will be performed in October of each year.

(2) Customers that exceed seven hundred fifty (750) kw demand during June, July, August or September will automatically be removed from this rate and placed on the industrial service rate for a period of one (1) year. Reevaluation of application will be performed in October of each year.

(b) Type of service: The type of service shall be three-phase, sixty-hertz, at one of the department's standard service voltages.

(c) Monthly rate charge: The monthly rate per kilowatt hour shall be as follows, subject to power cost adjustments as provided in section 27-118:

(1) Customer charge, per month .....$66.30

(2) Demand charge: .....

Minimum demand charge—25 kw or less:

Summer .....$431.46

Non-Summer .....$350.37

All additional kw (per kw):

Summer .....$17.26

Non-Summer .....$14.01

(3) Energy charge: .....

All kwh (per kwh):

Summer .....$0.0581

Non-Summer .....$0.0506

(d) Minimum bill: The minimum bill shall be the demand charge plus the charge for energy used during the month.

(e) In lieu of gross receipts tax payments and sales tax: In addition to the charge based on monthly rates as computed above, the total monthly charge for service shall include applicable sales taxes and an in lieu of gross receipts tax payment equal to 7.5268 percent of the monthly rate charge. Sales taxes shall be applied to the total of the monthly rate charge and the in lieu of gross receipts tax payment.

(f) Billing demand: The maximum thirty-minute kw demand measured during the billing month but not less than seventy-five (75) percent of the maximum billing demand during the billing months of June, July, August and September of the preceding eleven-month billing period. If there has been a significant change in operation from the previous year, the director may reduce a customer's ratchet amount to fifty

(50) percent until a new maximum billing demand is set during the forthcoming June, July, August and September.

(g)

Primary service: When the customer owns and maintains all equipment except metering equipment, necessary to take service at thirteen thousand eight hundred (13,800) volts or higher, total rate charges will be reduced by ten cents ($0.10) times the highest thirty-minute kw demand during the billing cycle.

(h) Primary metering: If, at the option of the department, service is metered at primary voltage, the measured demand and kwh each will be decreased by two (2) percent.

(i) Power factor: The customer will at all times maintain a power factor of not less than eighty-five (85) percent lagging. If the power factor is less than eighty-five (85) percent and the customer does not expeditiously take corrective action, the department can, at its option, discontinue service or can install necessary corrective equipment on its lines to improve the customer's power factor to at least eighty-five

(85) percent and will charge the customer for the total installed cost for same (including material, labor and overhead costs) or can make an equal charge (on an estimated basis) as a contribution towards the cost of corrective facilities to be installed elsewhere in its system.

(j) Load shedding program: Any large general service customer may elect to reduce electrical consumption when requested to do so by the utility during load shedding periods. Large general service customers who wish to participate in the utility's load shedding program shall inform the utility in writing no later than April 15 of each year. The application of this service will be limited to customers whose billing demand from one (1) account is two hundred fifty (250) kw and above during the summer months of July and August and whose billing demand from multiple accounts is one thousand (1,000) kw and above during the summer months of July and August. Customers participating in this program shall not participate in the load control program. More specific terms of the load shedding program shall be defined in a separate agreement between the customer and the city.

(1) Monthly rate: Credit for demand shedding will be computed as follows:

a. Performance rate. If the electric utility requests customer to shed load, the performance rate shall be calculated at three dollars ($3.00) per month for each kw shed on average for the load shedding periods during the months of June through September. Customers shall receive a monthly credit based upon the performance rate beginning in October. The performance rate shall be applied to each month's bill for a period of one (1) year.

b. If there is no load shedding event in a given year, the credit shall be reduced to fifty (50) percent of the performance rate and shall remain at that level until the customer sheds demand as part of this program in any subsequent year or until the customer's participation in the program ends, whichever occurs first. If the performance rate cannot be determined, the credit shall be seventyfive dollars ($75.00) each month for a customer with one (1) account in the load shedding program and shall be a total of one hundred fifty dollars ($150.00) each month for a customer with more than one (1) account in the load shedding program. If a customer with more than one

(1) account is participating in this program, the agreement shall specify which account is to receive the credit.

(2)

Metering: The utility will install all recording demand meters to measure the customer's energy load during the periods the utility requests the customer to reduce the load. The utility shall pay for the first meter installed. Customer shall be responsible for all costs associated with all other recording demand meters installed by the utility for the customer's participation in the program. Customer, at customer's expense, shall also be responsible for installing and maintaining a telephone line connection to each meter for use by the utility.

(3) Demand reduction: The customer shall receive a credit on the customer's monthly bill beginning in October of each year based on the customer demand shedding performance (not to exceed fifty (50) percent of customer's load prior to shedding, as defined in the agreement).

(4) A customer participating in the load shedding program shall remain in the program for an initial period of one (1) year.

(k) Load control: Customers under this rate may receive a discount on summer bills if they elect to allow the city to install, operate and maintain load control devices on qualifying cooling equipment (see section 27- 130).

(l) Net metering credit: Qualified customers under this rate may receive a per kWh discount for the energy supplied by a qualified net metering unit as outlined in section 27-120.1.

(m) Energy storage rider.

(1) Available: The energy storage rider is available to any customer receiving electric service under the large general service rate that has installed energy storage facilities approved by the utility as being capable of sustaining at least fifty (50) kw in equivalent energy capacity for continued load reduction for a minimum of four (4) hours.

(2) Energy charge: Energy supplied for the period beginning 12:00 midnight and ending at 6:00 a.m. shall be charged at the rate of 4.684 cents per kwh during the summer months and 4.08 cents per kwh during the non-summer months. Energy charged at this rate will be subject to the power cost adjustment as provided in section 27-118.

(3) Demand charge: For a period of twenty (20) hours each day the monthly measured demand will be excluded for the purpose of the billing of demand as set forth in subsection (f) while under this rider. The measured demand period will exclude Saturday and Sunday of each week. The four-hour measured demand period will be a continuous four-hour period between the hours of 2:00 p.m. and 8:00 p.m. The demand charge periods, shall be set forth in a written agreement between the utility and the customer as set forth in subsection (7) hereof.

(4) Billing demand: The maximum thirty-minute kw demand measured during the billing month, but not less than seventy-five (75) percent of the maximum billing demand during the billing months of June, July, August and September of the preceding eleven (11) months. If there has been a significant change in operation from the previous year, the director may reduce a customer's ratchet amount to fifty (50) percent until a new maximum billing demand is set during the forthcoming June, July, August and September.

(5)

Metering: The utility will install all recording demand and energy meters necessary to measure the demand period. The customer shall pay the cost of any meter(s) required to be installed to measure the demand for the energy storage rider. The payment of such cost shall be non-refundable once the meter is installed.

(6) Load shedding program: The load shedding program does not apply to the energy storage rider.

(7) Contract: Customers wishing to receive service on the energy storage rider must first enter into an agreement with the city that includes provisions concerning: emergency use of the system; a description of the energy storage system; listed hours in which demand charges are excluded; and length of the term of the contract.

(8) In lieu of gross receipts tax payments and sales tax: In addition to the charge based on the rates set forth in this subsection, the total monthly charge for service shall include applicable sales taxes and an in lieu of gross receipts tax payment equal to 7.5268 percent of the monthly rate charge. Sales taxes shall be applied to the total of the monthly rate charge and the in lieu of gross receipts tax payment.