As of December 31, 2007, Enerfin’s Oklahoma Systems cover portions of twelve (12) counties (Cleveland, Creek, Hughes, McClain, McIntosh, Okfuskee, Oklahoma, Okmulgee, Pittsburg, Pontotoc, Pottawatomie and Seminole); North Texas Systems are located in three (3) counties (Archer, Jack and Wise); South Texas Systems cover portions of twenty-two (22) counties (Atascosa, Bee, Brazos, Brooks, Burleson, Calhoun, Duval, Fayette, Frio, Hidalgo, Jim Hogg, Jim Wells, Kleberg, LaSalle, Lee, Live Oak, McMullen, Nueces, Refugio, San Patricio, Starr and Victoria); East Texas Systems cover portions of six (6) counties (Bastrop, Brazos, Burleson, Fayette, Lee and Washington); East Texas/Louisiana System covers portions of four (4) counties in Texas (Jasper, Jefferson, Newton and Orange) and five (5) parishes in Louisiana (Beauregard, Calcasieu, Cameron Rapides and Vernon).