UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 1 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2020 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 1-10934 ENBRIDGE INC. (Exact Name of Registrant as Specified in Its Charter) Canada 98-0377957 (State or Other Jurisdiction of Incorporat ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2020 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 1-10934 ENBRIDGE INC (Exact Name of Registrant as Specified in Its Charter) Canada 98-0377957 (State or Other Jurisdiction of Incorporation or O ...