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NiSource: History, Applications, Measurement & Companies

NiSource Inc. is one of the largest fully regulated utility companies in the United States, serving approximately 3.5 million natural gas customers and 500,000 electric customers across six states through its local Columbia Gas and NIPSCO brands. The company, based in Merrillville, Indiana, has more than 8,000 employees. As of 2018, NiSource is the sole…

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NiSource topic overview

The analysis highlights History, Applications, Measurement and Companies as prominent areas in the source structure around NiSource.

Related topics
22
Source areas
6
Connected nodes
28
Extracted relationships
80
Concept neighborhoods
17
Bridge connections
28

What this topic covers Research coverage

Source areas are shown by the number of related topics found in each part of the analysis. Use smaller areas too: they can reveal specialized angles and content gaps.

Criticism · 6 topics
Recent corporate actions · 6 topics
Massachusetts gas line explosions and exit from Massachusetts · 5 topics
History · 3 topics
Company operations · 1 topics
Overview · 1 topics

Smaller areas are not necessarily less important. They contain fewer connections in this analysis and can be useful for finding specialized angles or coverage gaps.

Key facts & relationships

High-confidence facts extracted from structured source data. Use them as anchors for further research.

Founded
1912; 114 years ago (1912)
Industry
Public utility
Headquarters
Merrillville, Indiana, U.S.
Formerly
NIPSCO Industries, Inc. (1987–1999)
Key people
Lloyd Yates (CEO)
Net income
US$760 million (2024)

Explore all related topics Closing gaps

Browse the complete topic structure, not only the most central items. Less prominent entities and concepts can reveal missing angles, specialized context and useful research gaps. Each item opens a new analysis centered on that subject.

Overview

History

Company operations

Recent corporate actions

Criticism

Massachusetts gas line explosions and exit from Massachusetts

Advanced semantic analysis

Deeper signals for content research, entity SEO and topical coverage. The plain-language headings explain what each technical view is useful for.

How NiSource connects Entity context

The extracted context around NiSource shows recurring relationship patterns in the source. For example, NiSource → Act, Columbia, Columbia Energy Group, Columbia Gas, Columbia Gas System, Columbia Pipeline Group, Company, Electric Corporation, In, Northern Indiana Public Service, Public Utility Holding Company, The, TransCanada Corporation, Under Another extracted example is NiSource → Columbia Gas Transmission, Columbia Gulf Transmission, Columbia Midstream Group, Columbia Pipeline Group, Columbia Pipeline Partners, CPGX, CPPL, Each NiSource, In January, NYSE, On July, The, Your Energy, Your Future. Use these groups to spot repeated connection types before inspecting the individual relationships.

NiSource

Top relations

related to history · 14
NiSource → Act, Columbia, Columbia Energy Group, Columbia Gas, Columbia Gas System, Columbia Pipeline Group, Company, Electric Corporation, In, Northern Indiana Public Service, Public Utility Holding Company, The, TransCanada Corporation, Under
related to Recent corporate actions · 14
NiSource → Columbia Gas Transmission, Columbia Gulf Transmission, Columbia Midstream Group, Columbia Pipeline Group, Columbia Pipeline Partners, CPGX, CPPL, Each NiSource, In January, NYSE, On July, The, Your Energy, Your Future
related to Massachusetts gas line explosions and exit from Massachusetts · 11
NiSource → Andover, At, Columbia Gas, Eversource, Gas, Lawrence, Massachusetts, North Andover, On September, Pipeline Safety Act, The
related to Internal organization · 9
NiSource → Co, Columbia Gas, KentuckyColumbia Gas, MarylandColumbia Gas, NIPSCO, Northern Indiana Public Service, OhioColumbia Gas, PennsylvaniaColumbia Gas, Virginia
related to Company operations · 7
NiSource → Indiana, Kentucky, Maryland, NiSource's, Ohio, Pennsylvania, Virginia
related to Criticism · 7
NiSource → Congress, In December, One, Only, Public Campaign, Public Campaign's, This
Traded as · 2
NiSource → NYSE: NI, S&P 500 component
Formerly · 1
NiSource → NIPSCO Industries, Inc. (1987–1999)
Founded · 1
NiSource → 1912; 114 years ago (1912)
Headquarters · 1
NiSource → Merrillville, Indiana, U.S.

Important terminology

Use these terms to understand the vocabulary surrounding the topic, not as a checklist for keyword stuffing.

Important terminology

gas columbia company indiana public pipeline 000 million natural nipsco utility group one companies customers electric inc merrillville 500 service

NiSource relationships Subject–Predicate–Object triples

TTTA extracted 80 structured relationships around NiSource. Examples in this analysis include NiSource → Formerly → NIPSCO Industries, Inc. (1987–1999) and NiSource → Founded → 1912; 114 years ago (1912). The table shows each extracted connection, where it came from and its confidence.

SubjectPredicateObjectConfidenceSrc
NiSourceFormerlyNIPSCO Industries, Inc. (1987–1999)1.00infobox
NiSourceFounded1912; 114 years ago (1912)1.00infobox
NiSourceHeadquartersMerrillville, Indiana, U.S.1.00infobox
NiSourceIndustryPublic utility1.00infobox
NiSourceKey peopleLloyd Yates (CEO)1.00infobox
NiSourceNet incomeUS$760 million (2024)1.00infobox
NiSourceNumber of employees7,687 (2024)1.00infobox
NiSourceOperating incomeUS$1.46 billion (2024)1.00infobox
NiSourceProductsNatural gas, electricity1.00infobox
NiSourceRevenueUS$5.46 billion (2024)1.00infobox
NiSourceTotal assetsUS$31.8 billion (2024)1.00infobox
NiSourceTotal equityUS$10.7 billion (2024)1.00infobox
NiSourceTraded asNYSE: NI1.00infobox
NiSourceTraded asS&P 500 component1.00infobox
NiSourceTypePublic1.00infobox
NiSourceWebsitenisource.com1.00infobox
NiSourceis asole Indiana-based utility company0.90text

Related concept clusters Concept neighborhoods

The concept neighborhoods around NiSource bring nearby vocabulary together. In this analysis, examples include Columbia, Gas and Companies. Use the clusters to find adjacent concepts and terminology that may deserve separate research.

  • NiSource
    • Columbia
    • Gas
    • Companies
    • Group
    • Company
    • Million
    • Indiana
    • Pipeline
    • Public
    • Energy
    • Massachusetts
    • Northern
  • nisource
    • Columbia
    • Gas
    • Companies
    • Group
    • Company
    • Million
    • Indiana
    • Pipeline
    • Public
    • Energy
    • Massachusetts
    • Northern
  • merrillville, indiana
    • Merrillville
    • Northern
    • Nipsco
    • Employees
    • Public
    • Billion
    • Electricity
    • Nyse
    • Six
    • Utilities
    • Service
    • Natural
  • public utility holding company act of 1935
    • Years
    • Public
    • Million
    • Billion
    • Employees
    • Indiana
    • Northern
    • Utilities
    • Gas
    • Merrillville
    • Service
    • Utility
  • columbia pipeline group
    • Pipeline
    • Gas
    • Group
    • Nisource
    • Nyse
    • Six
    • Utilities
    • Companies
    • Electric
    • Natural
    • Public
    • Company
  • columbia pipeline partners
    • Gas
    • Pipeline
    • Group
    • Nisource
    • Six
    • Utilities
    • Companies
    • Electric
    • Natural
    • Public
    • Company
    • Local
  • gary, indiana
    • Merrillville
    • Northern
    • Nipsco
    • Employees
    • Public
    • Nyse
    • Six
    • Utilities
    • Service
    • Natural
    • Nisource
    • Pipeline
  • columbia gas of massachusetts
    • Columbia
    • Gas
    • Pipeline
    • Group
    • Natural
    • Nisource
    • Service
    • Operations
    • Companies
    • Electric
    • Company
    • Massachusetts

Connections between topic areas Semantic bridges

For NiSource, one of the stronger structural bridges in this analysis connects NiSource with Recent corporate actions. Bridges highlight paths between different parts of the map and can reveal research angles that are easy to miss in a flat list.

Min side: 3
NiSourceRecent corporate actions · splits 22 ⟂ 7
NiSourceCriticism · splits 22 ⟂ 7
NiSourceMassachusetts gas line explosions and exit from Massachusetts · splits 23 ⟂ 6
NiSourceHistory · splits 25 ⟂ 4

Map overview Semantic statistics

NiSource

Nodes29
Edges28
Triples80
Avg. degree1.93
Density0.068966
Components1

Source & methodology

TTTA analyzes the structure around NiSource to surface related topics, entities, relationships, concept neighborhoods and bridge connections. Use the map to explore areas such as History, Applications, Measurement & Companies, including less central topics that may reveal useful research gaps. Automatically extracted connections are research leads rather than rewritten encyclopedia content.

Source: Wikipedia — NiSource · EN edition · Analysis: TopicsToTalkAbout

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