Utility overview
- Legal name
- Black Hills/Iowa Gas Utility Company, L.L.C. d/b/a Black Hills Energy
- Parent organization
- Black Hills Corporation
- Ownership type
- Investor-Owned
- Utility class
- Major Regulated
Official website and contact
- Official website: Visit official website (opens in a new tab)
- Customer service: 888-890-5554
- Gas emergency: 800-694-8989
- Email: Not listed
- Address: Not listed
Published state services
Iowa — IA
Service area: Iowa natural gas distribution service statewide under IUC jurisdiction (Spencer unit and broader Iowa system referenced in IUC proceedings).
Rate jurisdiction: Iowa Utilities Commission
Customer classes: Commercial, Residential
Last confirmed: Aug 23, 2026
- State customer URL: Open link (opens in a new tab)
- Tariff or territory source: Open link (opens in a new tab)
Utility identity sources
- Black Hills/Iowa Gas Utility Company Gas Tariff No. 1 (opens in a new tab)
Tariff · Black Hills/Iowa Gas Utility Company, LLC
State-service sources
Iowa — IA
- Black Hills Energy rate revision proceeding (opens in a new tab)
State Regulator Inventory · Iowa Utilities Commission
- Jurisdiction & Regulatory Authority of the Iowa Utilities Commission (opens in a new tab)
State Regulator Inventory · Iowa Utilities Commission
Verified utility identity
Verified means GCC confirmed utility identity, retail gas-distribution status, and state-service evidence against authoritative sources.
Confirmation status
- Last confirmed
- Aug 23, 2026
- Reconfirmation status
- Current
Directory-information notice
GCC provides directory information only. Listings are not legal advice, regulatory advice, endorsements, or guarantees of utility service eligibility.
Service-area summaries are high-level and do not guarantee service at a specific address. Contact the listed utility directly for address-level eligibility.