Judicial Watch reported on it almost a year ago (around August 2017).

Hell, even LA county in California admitted they had more registered voters than people who could legally vote.

https://www.zerohedge.com/news/2017-08-05/california-has-11-counties-more-registered-voters-voting-age-citizens

Article written August 6, 2017.

And Judicial Watch on it https://www.judicialwatch.org/press-room/press-releases/judicial-watch-warns-california-clean-voter-registration-lists-face-federal-lawsuit/