...S&P Global Ratings raised its issuer credit rating (ICR) to 'A' from 'A-' on San Miguel Electric Cooperative Inc. (San Miguel), Texas. We also raised the long-term component of our dual rating (A/A-1) to 'A' from 'A-' on the Atascosa County Industrial Development Corp.'s (IDC) series 2008 variable-rate pollution control refunding revenue bonds, issued for San Miguel. The outlook is stable. The rating action reflects our view of an identical action on the issuer credit rating for South Texas Electric Cooperative (STEC) on Sept. 29, 2017. For more information, see our report published Sept. 29, 2017 on RatingsDirect. The long-term rating reflects our view of San Miguel's general creditworthiness as the ultimate obligor. The Jourdanton-based generation and transmission (G&T) cooperative had $151 million in debt outstanding as of Dec. 31, 2016. The ICR reflects our view of San Miguel's:...