S&P Global Ratings affirmed its 'A-/A-1' dual rating on the Atascosa County Industrial Development Corp. (IDC), Texas' series 2008 variable-rate pollution control refunding revenue bonds, issued for San Miguel Electric Cooperative Inc. (San Miguel). At the same time, we affirmed our 'A-' issuer credit rating (ICR) on San Miguel. The outlook is stable. 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 $148 million in debt outstanding as of Dec. 31, 2015. The ICR reflects our view of San Miguel's: Take-or-pay wholesale power contract through 2037 with South Texas Electric Cooperative Inc. (STEC; A-/Stable ICR) for 100% of San Miguel's single coal plant's output (STEC is