2002 NAICS |
2002 NAICS U.S. Description (with link to definition) |
Com- para- bility |
1987 SIC |
1987 U.S. SIC Description (with link to definition) |
221
|
Utilities
|
|
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|
2211
|
Electric Power Generation, Transmission and Distribution
|
|
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|
22111
|
Electric Power Generation
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|
221111
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Hydroelectric Power Generation
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|
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| 4911
|
Electric Services (Hydroelectric power generation)
|
|
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| 4931
|
Electric and Other Services Combined (Hydroelectric power generation)
|
|
|
| 4939
|
Combination Utilities, NEC (Hydroelectric power generation)
|
221112
|
Fossil Fuel Electric Power Generation
|
|
|
|
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| 4911
|
Electric Services (Fossil fuel power generation)
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|
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| 4931
|
Electric and Other Services Combined (Fossil fuel power generation)
|
|
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| 4939
|
Combination Utilities, NEC (Fossil fuel power generation)
|
221113
|
Nuclear Electric Power Generation
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| 4911
|
Electric Services (Nuclear electric power generation)
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|
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| 4931
|
Electric and Other Services Combined (Nuclear power generation)
|
|
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| 4939
|
Combination Utilities, NEC (Nuclear power generation)
|
221119
|
Other Electric Power Generation
|
|
|
|
|
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| 4911
|
Electric Services (Other electric power generation)
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|
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| 4931
|
Electric and Other Services Combined (Other electric power generation)
|
|
|
| 4939
|
Combination Utilities, NEC (Other electric power generation)
|
22112
|
Electric Power Transmission, Control, and Distribution
|
|
|
|
221121
|
Electric Bulk Power Transmission and Control
|
|
|
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|
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| 4911
|
Electric Services (Electric power transmission and control)
|
|
|
| 4931
|
Electric and Other Services Combined (Electric power transmission and control)
|
|
|
| 4939
|
Combination Utilities, NEC (Electric power transmission and control)
|
221122
|
Electric Power Distribution
|
|
|
|
|
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| 4911
|
Electric Services (Electric power distribution)
|
|
|
| 4931
|
Electric and Other Services Combined (Electric power distribution)
|
|
|
| 4939
|
Combination Utilities, NEC (Electric power distribution)
|
2212
|
Natural Gas Distribution
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|
|
|
22121
|
Natural Gas Distribution
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|
|
|
221210
|
Natural Gas Distribution
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|
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| 4923
|
Natural Gas Transmission and Distribution (Distribution)
|
|
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| 4924
|
Natural Gas Distribution
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|
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| 4925
|
Mixed, Manufactured, or Liquefied Petroleum Gas Production and/or Distribution
|
|
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| 4931
|
Electric and Other Services Combined (Natural gas distribution)
|
|
|
| 4932
|
Gas and Other Services Combined
|
|
|
| 4939
|
Combination Utilities, NEC (Natural gas distribution)
|
2213
|
Water, Sewage and Other Systems
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|
22131
|
Water Supply and Irrigation Systems
|
|
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|
221310
|
Water Supply and Irrigation Systems
|
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|
|
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| 4941
|
Water Supply
|
|
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| 4971
|
Irrigation Systems
|
22132
|
Sewage Treatment Facilities
|
|
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221320
|
Sewage Treatment Facilities
|
| 4952
|
Sewerage Systems
|
22133
|
Steam and Air-Conditioning Supply
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|
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|
221330
|
Steam and Air-Conditioning Supply
|
| 4961
|
Steam and Air-Conditioning Supply
|