Public Utilities Commission
Capitol Building, 1st floor
500 E. Capitol Ave.
Pierre, SD 57501-5070
Phone: (605) 773-3201
Toll-free Fax: 1-866-757-6031

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• E-filings
• Consumer Assistance
• Outage Reporting
• Contact PUC
• PUC Events
• Employment Opportunity
• Forms
• News
• SD One Call
• SD Do Not Call Program
• SD Wind
• SD Energy Smart
• Statutes &
  Administrative Law

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NorthWestern Energy (NorthWestern Public Service)