An anonymous director reports

HYDRO ONE FIRST QUARTER 2020 RESULTS RELEASE MAY 8, 2020 BEFORE MARKETS OPEN

Hydro One Ltd. plans to release its first quarter financial results the morning of May 8, 2020, before North American financial markets open. A summary of the results will be distributed, and the complete management's discussion and analysis (MD&A) and financial statements will be posted on the company's website and on SEDAR.

Hydro One's management will host a teleconference with the investment community at 8 a.m. ET that same morning to discuss the results and outlook. Those wishing to listen to the teleconference should access the live webcast on the investor relations events and presentations section of Hydro One's website. A rebroadcast of the teleconference will be available following the call.

Those members of the North American financial community wanting to ask questions during the call should dial 1-866-221-1674 at least 10 minutes prior to the scheduled start time and request Hydro One's first quarter results teleconference, conference ID No. 1579538 (international callers should dial 1-270-215-9604). Other interested parties and media are welcome to participate on a listen-only basis.

Hydro One, through its wholly owned subsidiaries, is Ontario's largest electricity transmission and distribution provider with approximately 1.4 million valued customers, approximately $27.1-billion in assets as at Dec. 31, 2019, and annual revenues in 2019 of approximately $6.5-billion.