Mountain States & SouthwestMountain States & Southwest Construction News Safeguards Failed in Massive Power Outage in Western U.S., Mexico September 12, 2011 The outage forced the automatic shut down of the San Onofre Generating Station, a nuclear powerplant. Share This Story Previous 1 2 Next Post a comment to this article Name* E-mail (will not be displayed)* Subject Comment* Report Abusive Comment Thank you for helping us to improve our forums. Is this comment offensive? Please tell us why. Related Articles Safeguards Failed in Massive Power Outage in Western U.S., MexicoSee More Officials Map Efforts To Combat Drought in Western U.S. StatesSee More Air Hazards Pause Construction Jobs in Western U.S. Wildfire ZoneSee More Related ProductsSee More Products ENR Mountain States & Southwest March 3, 2025 Issue ENR Midwest March 17, 2025 Issue ENR November 13, 2023 Issue See More Products × The latest news and information#1 Source for Construction News, Data, Rankings, Analysis, and CommentarySUBSCRIBE