State ex rel. Utils. Comm'n v. Att'y Gen.

CourtSupreme Court of North Carolina
DecidedJune 12, 2014
Docket234A13
StatusPublished

This text of State ex rel. Utils. Comm'n v. Att'y Gen. (State ex rel. Utils. Comm'n v. Att'y Gen.) is published on Counsel Stack Legal Research, covering Supreme Court of North Carolina primary law. Counsel Stack provides free access to over 12 million legal documents including statutes, case law, regulations, and constitutions.

Bluebook
State ex rel. Utils. Comm'n v. Att'y Gen., (N.C. 2014).

Opinion

IN THE SUPREME COURT OF NORTH CAROLINA

No. 234A13

FILED 12 JUNE 2014 STATE OF NORTH CAROLINA ex rel. UTILITIES COMMISSION; VIRGINIA ELECTRIC AND POWER COMPANY d/b/a DOMINION NORTH CAROLINA POWER, Applicant; and PUBLIC STAFF – NORTH CAROLINA UTILITIES COMMISSION, Intervenor v. ATTORNEY GENERAL ROY COOPER and NUCOR STEEL-HERTFORD, Intervenors

On direct appeal as of right pursuant to N.C.G.S. §§ 62-90(d) and 7A-29(b)

from a final order of the North Carolina Utilities Commission entered on 21

December 2012 in Docket No. E-22, Sub 479. Heard in the Supreme Court on 19

November 2013.

McGuireWoods, LLP, by James Y. Kerr, II, for applicant-appellee Virginia Electric and Power Company d/b/a Dominion North Carolina Power.

Antoinette R. Wike, Chief Counsel, and William E. Grantmyre and Dianna W. Downey, Staff Attorneys, for intervenor-appellee Public Staff – North Carolina Utilities Commission.

Kevin Anderson, Senior Deputy Attorney General; Phil Woods, Special Deputy Attorney General; Margaret A. Force, Assistant Attorney General; and William V. Conley, Special Deputy Attorney General, for intervenor-appellant Roy Cooper, Attorney General.

Nelson, Mullins, Riley & Scarborough, LLP, by Joseph W. Eason and Phillip A. Harris, Jr.; and Brickfield, Burchette, Ritts & Stone, P.C., by Damon E. Xenopoulos, pro hac vice, for intervenor-appellant Nucor Steel-Hertford.

JACKSON, Justice. STATE EX REL. UTILS. COMM’N V. ATT’Y GEN.

Opinion of the Court

In this case we consider whether the North Carolina Utilities Commission

(“the Commission”) erred by approving certain adjustments made by Dominion

North Carolina Power (“Dominion”) to a study of the costs of providing retail electric

service to a large industrial customer. In addition, we consider whether the order of

the Commission, which authorized a 10.2% return on equity (“ROE”) for Dominion,

contained sufficient findings of fact to demonstrate that it was supported by

competent, material, and substantial evidence in view of the entire record. We

conclude that the Commission did not err by approving Dominion’s adjustments to

the cost-of-service study; however, we reverse that portion of the Commission’s

order in which it authorized a 10.2% ROE for Dominion and remand for additional

findings of fact in light of State ex rel. Utilities Commission v. Attorney General Roy

Cooper (“Cooper”), 366 N.C. 484, 739 S.E.2d 541 (2013).

On 30 March 2012, Dominion filed an application with the Commission

requesting authority to increase its retail electric service rates to produce an

additional $63,665,000—an increase of approximately 19.11% in overall base

revenues. Subsequently, Dominion reduced its proposed revenue increase to

$55,320,000 and requested an ROE of 11.25%. The ROE represents the return that

a utility is allowed to earn on its capital investment by charging rates to its

customers. As a result, a higher ROE impacts profits for shareholders and costs to

consumers. Id. at 485 n.1, 739 S.E.2d at 542 n.1. The ROE is one of the

components used in determining a company’s overall rate of return. State ex rel.

-2- STATE EX REL. UTILS. COMM’N V. ATT’Y GEN.

Utils. Comm’n v. Public Staff (“Public Staff III”), 323 N.C. 481, 490, 374 S.E.2d 361,

366 (1988).

In this case the Commission allowed petitions to intervene filed by Nucor

Steel-Hertford (“Nucor”), the Carolina Industrial Group for Fair Utility Rates, the

North Carolina Sustainable Energy Association, and the North Carolina Waste

Awareness and Reduction Network. Nucor is a large industrial customer of

Dominion. The Attorney General and the Public Staff of the Commission

intervened as allowed by law. See N.C.G.S. §§ 62-15, -20 (2013).

On 27 April 2012, the Commission entered an order declaring this proceeding

a general rate case and suspending the proposed new rates for up to 270 days. The

Commission scheduled four public hearings to receive testimony from public

witnesses. The Commission also scheduled an evidentiary hearing for 16 October

2012, at which additional public testimony as well as expert testimony would be

received.

During the course of the hearings, the Commission heard testimony from

twenty public witnesses and a number of witnesses presented by the parties. The

Commission also received evidence addressing the methodology used in Dominion’s

cost-of-service studies. Cost-of-service studies are used to allocate production and

transmission plant costs among multiple jurisdictions and customer classes.

Dominion is required to submit such studies annually to the Commission.

-3- STATE EX REL. UTILS. COMM’N V. ATT’Y GEN.

Dominion used the summer and winter peak and average method (“SWPA”), with a

test period ending 31 December 2011, for its original study. The SWPA method

models cost of service using two factors: a peak demand component and an average

demand component. The peak demand component accounts for the power consumed

during the hour when demand for electricity is highest in the summer and winter

months. Average demand is calculated using the total power provided during the

year, divided by the number of hours in the year. To determine the cost of providing

service to a particular customer class, the peak and average demands for that class

are weighted using a value called the system load factor, which represents whether

the customer class uses more power during peak or off-peak periods. The effect of

the system load factor is to allocate base load production costs to customer classes

that use power during off-peak hours and peak production costs to customer classes

that use power during peak hours.

Nucor operates an electric arc furnace. During the test period, Nucor

consumed 21% of all electricity sold by Dominion in North Carolina. Nucor’s

maximum peak demand was 158 megawatts (“MW”), and its average demand was

104 MW; however, in its original cost-of-service study, Dominion reduced Nucor’s

peak demand component to 38 MW. This reduction reflected that Dominion has a

contractual right to interrupt Nucor’s power use for limited periods. The contract

between the companies provides for several types of interruption that place

conditions on Nucor’s use of electricity. During a period of interruption, Nucor may

-4- STATE EX REL. UTILS. COMM’N V. ATT’Y GEN.

purchase electricity pursuant to special price terms, depending upon the type of

interruption Dominion has requested. Also, depending upon the type of

interruption, Nucor may or may not be allowed to use this electricity to operate its

electric arc furnace.

Nucor offered the testimony of Dr. Dennis Goins, Economic Consultant with

Potomac Management Group, who recommended additional adjustments to the

treatment of Nucor in the cost-of-service study. Goins’s primary recommendation

was to treat the entirety of Nucor’s demand as interruptible or “non-firm.” Goins

testified that interruptible service should not cause Dominion to incur any

production capacity costs, so no production capacity costs should be allocated to

Nucor. In the alternative, Goins recommended that Dominion should reduce

Nucor’s average demand in the same manner that it adjusted Nucor’s peak demand.

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Related

State Ex Rel. Utilities Commission v. Carolina Utility Customers Ass'n Inc.
500 S.E.2d 693 (Supreme Court of North Carolina, 1998)
State Ex Rel. Utilities Commission v. Public Staff
415 S.E.2d 354 (Supreme Court of North Carolina, 1992)
State ex rel. Utilities Comm'n v. Att'y Gen.
739 S.E.2d 541 (Supreme Court of North Carolina, 2013)

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