NiSource NI Columbia Operations — Utilities Operating Expense, Maintenance and Operations

Other segment segments

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Questions, answered.

What is NiSource's columbia operations — utilities operating expense, maintenance and operations?

NiSource (NI) reported columbia operations — utilities operating expense, maintenance and operations of $278.4M in Q1 2026.

How has NiSource's columbia operations — utilities operating expense, maintenance and operations changed year-over-year?

NiSource's columbia operations — utilities operating expense, maintenance and operations increased by 14.6% year-over-year, from $243M to $278.4M.

What is the long-term trend for NiSource's columbia operations — utilities operating expense, maintenance and operations?

Over 3 years (2022 to 2025), NiSource's columbia operations — utilities operating expense, maintenance and operations has grown at a 5.3% compound annual growth rate (CAGR), from $791.3M to $923.7M.

What does columbia operations — utilities operating expense, maintenance and operations mean?

The recurring costs required to operate and maintain the utility infrastructure, including labor, materials, and administrative overhead within the Columbia Operations segment. This excludes fuel and energy procurement costs.