Contact us

Have a question or need more information? Contact us today using the information below.

Main Campus Address

East River Electric Power Cooperative, Inc.
PO Box 227
211 South Harth Ave.
Madison, SD 57042-0227

Shipping Address

45341 SD Hwy 34
Madison, SD 57042

East River Electric Power Cooperative, Inc.

East River Electric Logo
East River Electric Power Cooperative, Inc.
PO Box 227
211 South Harth Ave.
Madison, SD 57042-0227

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Media Contact

Shayla Ebsen, Communications and Marketing Manager
Phone: 605.256.8004
Email: sebsen@eastriver.coop

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Legislative Contacts

Chris Studer, Chief Member and Public Relations Officer
Phone: 605.256.8016
Email: cstuder@eastriver.coop

Bob Sahr, General Counsel
Phone: 605.256.8010
Email: bsahr@eastriver.coop

General Questions

Phone: 605.256.4536
Email: info@eastriver.coop

Human Resources

Email: hr@eastriver.coop

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Fax Us

Main Campus: 605.256.8058
Member Services: 605.256.8057
Dispatch: 605.256.8056
Regulator Shop: 605.256-8055
Service Center: 605.256-8059
Management: 605.256-8054
Human Resources: (605) 256-8154

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