Western Area Power Administration (WAPA)
Open Access Transmission Tariff (OATT) Contacts

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Last Update: May 23, 2022, Updates to Contacts


For questions regarding WAPA's OATT, please contact the applicable WAPA Regional Transmission Provider​ representative:

• Desert Southwest Region (DSW): John Steward at 602-605-2774 (steward@wapa.gov);
• Rocky Mountain Region (RMR) and Colorado River Storage Project (CRSP): Sean Erickson at 970-461-7584 (erickson@wapa.gov);
• Sierra Nevada Region (SNR): Cory Danson at 916-353-4402 (danson@wapa.gov) or Ira Witherspoon at 916-353-4659 (withersp@wapa.gov);
• Upper Great Plains Region (UGP): Steve Sanders at 406-255-2807 (sanders@wapa.gov) or Dirk Shulund at 406-255-2840 (shulund@wapa.gov)