EXHIBIT 99.1 WESTERN MIDSTREAM ANNOUNCES FOURTH-QUARTER AND FULL-YEAR 2023 RESULTS HOUSTON—(PR NEWSWIRE)—February 21, 2024 – Today Western Midstream Partners, LP (NYSE: WES) ("WES" or the "Partnership") announced fourth-quarter and full-year 2023 financial and operating results. Net income (loss) attributable to limited partners for the fourth quarter of 2023 totaled $281.6 million, or $0.74 per common unit (diluted), with fourth-quarter 2023 Adjusted EBITDA totaling $570.7 million. Fourth-quarter Adjusted ...

Third-Quarter 2023 Review November 2, 2023 Forward-Looking Statements and Ownership Structure 2 | --- | --- | --- | |----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|------------------------------------------------|----------- ...

Western Midstream Partners, LP (NYSE:WES) Q3 2023 Earnings Conference Call November 2, 2023 2:00 AM ET Company Participants Daniel Jenkins - Director of Investor Relations Michael Ure - President and Chief Executive Officer Kristen Shults - Senior Vice President and Chief Financial Officer Conference Call Participants Spiro Dounis - Citi Brian Reynolds - UBS Jeremy Tonet - JP Morgan Neel Mitra - Bank of America Gabriel Moreen - Mizuho Securities Ned Baramov - Wells Fargo Securities Operator Thank you for st ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2023 Or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to WESTERN MIDSTREAM PARTNERS, LP WESTERN MIDSTREAM OPERATING, LP (Exact name of registrant as specified in its charter) | | | State or other jurisdiction ...

Western Midstream Partners, LP (NYSE:WES) Q2 2023 Earnings Conference Call August 9, 2023 2:00 PM ET Company Participants Daniel Jenkins - Director of Investor Relations Michael Ure - Chief Executive Officer Kristen Shults - Chief Financial Officer Danny Holderman - Senior Vice President, Southern Operations Conference Call Participants Brian Reynolds - UBS Jeremy Tonet - JPMorgan Keith Stanley - Wolfe Research Operator Good afternoon. My name is Brent, and I will be your conference operator today. At this ...

Second-Quarter 2023 Review August 9, 2023 Forward-Looking Statements and Ownership Structure 2 | --- | --- | --- | --- | |-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|------------|----------- ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2023 Or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to WESTERN MIDSTREAM PARTNERS, LP WESTERN MIDSTREAM OPERATING, LP (Exact name of registrant as specified in its charter) State or other jurisdiction of I.R.S. ...

Western Midstream Partners, LP (NYSE:WES) Q1 2023 Earnings Conference Call May 4, 2023 2:00 PM ET Company Participants Daniel Jenkins - Director of Investor Relations Michael Ure - Chief Executive Officer Kristen Shults - Chief Financial Officer Conference Call Participants Spiro Dounis - Citi Keith Stanley - Wolfe Research Gabe Moreen - Mizuho Operator Good afternoon. My name is Emma and I will be your conference operator today. At this time, I would like to welcome everyone to the Western Midstream Partne ...

First-Quarter 2023 Review May 4, 2023 Forward-Looking Statements and Ownership Structure 2 | --- | --- | --- | --- | |-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|------------|--------------- ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2023 Or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to WESTERN MIDSTREAM PARTNERS, LP WESTERN MIDSTREAM OPERATING, LP (Exact name of registrant as specified in its charter) State or other jurisdiction of I.R.S. ...