Oncor Electric Delivery 8-K Oncor Reports Improved Second Quarter 2018 Results

Exhibit 99.1

NEWS RELEASE

For additional information, contact:

Oncor Communications: 877.426.1616

Oncor Investor Relations: 214.486.6035

ONCOR REPORTS IMPROVED SECOND QUARTER 2018 RESULTS

DALLAS(August 6, 2018)— Oncor Electric Delivery Company LLC (“Oncor”) today reported second quarter 2018 net income of $143 million compared to second quarter 2017 net income of $112 million.

“We are pleased with our strong performance in the second quarter,” said Allen Nye, chief executive of Oncor. “We have a solid plan in place, robust capital growth, and a vibrant service territory. For the remainder of 2018, we look forward to providing safe, reliable, and affordable electric service to our customers and meeting our financial objectives.”

Oncor’s net income of $232 million for the six months ended June 30, 2018 compared favorably to net income of $185 million for the six months ended June 30, 2017. Financial and operational results are provided in Tables A, B, C and D below.

Sempra Energy Internet Broadcast Today

Sempra Energy (NYSE: SRE) will broadcast a live discussion of its earnings results over the Internet today at 12 p.m. EDT with senior management of Sempra Energy. Access is available at sempra.com. For those unable to obtain access to the live webcast, it will be available on replay a few hours after its conclusion by dialing (888)203-1112 and entering passcode 7703894.

Oncor’s Quarterly Report on Form10-Q for the quarter ended June 30, 2018 will be filed with the U.S. Securities and Exchange Commission after Sempra Energy’s conference call.

1

Oncor Electric Delivery Company LLC

Table A - Condensed Statements of Consolidated Net Income

Three and Six Months Ended June 30, 2018 and June 30, 2017; $ millions

	Q2 18			Q2 17			YTD 18			YTD 17
Operating revenues	$	1,021		$	964		$	2,011		$	1,899
Operating expenses:
Wholesale transmission service		238			229			483			460
Operation and maintenance		203			166			422			354
Depreciation and amortization		168			193			334			387
Provision in lieu of income taxes		47			67			80			112
Taxes other than amounts related to income taxes		121			107			246			220
Total operating expenses		777			762			1,565			1,533
Operating income		244			202			446			366
Other income and (deductions) – net		(18	)		(11	)		(50	)		(22	)
Nonoperating benefit in lieu of income taxes		(4	)		(6	)		(11	)		(11	)
Interest expense and related charges		87			85			175			170
Net income	$	143		$	112		$	232		$	185

2

Oncor Electric Delivery Company LLC

Table B - Condensed Consolidated Balance Sheets

At June 30, 2018 and December 31, 2017; $ millions

	At 6/30/18			At 12/31/17
ASSETS
Current assets:
Cash and cash equivalents	$	1		$	21
Trade accounts receivable – net		686			635
Amounts receivable from members related to income taxes		4			26
Materials and supplies inventories – at average cost		107			91
Prepayments and other current assets		94			88
Total current assets		892			861
Investments and other property		118			113
Property, plant and equipment – net		15,500			14,879
Goodwill		4,064			4,064
Regulatory assets		2,093			2,180
Other noncurrent assets		11			23
Total assets	$	22,678		$	22,120
LIABILITIES AND MEMBERSHIP INTERESTS
Current liabilities:
Short-term borrowings	$	1,296		$	950
Long-term debt due currently		931			550
Trade accounts payable		252			242
Amounts payable to members related to income taxes		13			21
Accrued taxes other than amounts related to income		116			190
Accrued interest		82			83
Other current liabilities		179			188
Total current liabilities		2,869			2,224
Long-term debt, less amounts due currently		5,044			5,567
Liability in lieu of deferred income taxes		1,545			1,517
Regulatory liabilities		2,878			2,807
Employee benefit obligations and other		2,061			2,102
Total liabilities		14,397			14,217
Membership interests :
Capital account — number of interests outstanding 2018 and 2017 – 635,000,000		8,380			8,004
Accumulated other comprehensive loss		(99	)		(101	)
Total membership interests		8,281			7,903
Total liabilities and membership interests	$	22,678		$	22,120

3

Oncor Electric Delivery Company LLC

Table C - Condensed Statements of Consolidated Cash Flows

Six Months Ended June 30, 2018 and June 30, 2017; $ millions

	YTD 18			YTD 17
Cash flows – operating activities:
Net income	$	232		$	185
Adjustments to reconcile net income to cash provided by operating activities:
Depreciation and amortization		393			412
Provision in lieu of deferred income taxes – net		26			158
Other – net		(1	)		(1	)
Changes in operating assets and liabilities:
Regulatory accounts related to reconcilable tariffs		45			(27	)
Other operating assets and liabilities		(145	)		(89	)
Cash provided by operating activities		550			638
Cash flows — financing activities:
Repayment of long-term debt		(144	)		—
Change in short-term borrowings		346			367
Capital contributions from members		144			—
Distributions to members		—			(172	)
Cash provided by financing activities		346			195
Cash flows — investing activities:
Capital expenditures		(926	)		(856	)
Other – net		10			8
Cash used in investing activities		(916	)		(848	)
Net change in cash and cash equivalents		(20	)		(15	)
Cash and cash equivalents — beginning balance		21			16
Cash and cash equivalents — ending balance	$	1		$	1

Oncor Electric Delivery Company LLC

Table D – Operating Statistics

Three and Six Months Ended June 30, 2018 and June 30, 2017; mixed measures

	Q2 18		Q2 17		YTD 18		YTD 17
Electric energy volumes (gigawatt-hours):
Residential		11,379		9,998		21,824		18,487
Other (a)		21,279		19,091		40,269		35,980
Total electric energy volumes		32,658		29,089		62,093		54,467
Electricity distribution points of delivery (end of period and in thousands) (b)						3,590		3,468

(a) Includes small business, large commercial and industrial and all othernon-residential distribution points of delivery

(b) Based on number of active meters

4

***

Headquartered in Dallas, Oncor Electric Delivery Company LLC is a regulated electricity distribution and transmission business that uses superior asset management skills to provide reliable electricity delivery to consumers. Oncor operates the largest distribution and transmission system in Texas, delivering power to more than 3.5 million homes and businesses and operating more than 134,000 miles of transmission and distribution lines in Texas. While Oncor is owned by a limited number of investors (including majority owner, Sempra Energy), Oncor is managed by its Board of Directors, which is comprised of a majority of disinterested directors.

-END-

5