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NAICS 2022
22
221
2213
2213
Level 3
Water, Sewage and Other Systems
GET
/api/v1/systems/naics_2022/nodes/2213
Hierarchy Explorer
Hierarchy Explorer
Click to expand - equivalences appear inline
22131
Water Supply and Irrigation Systems
22132
Sewage Treatment Facilities
22133
Steam and Air-Conditioning Supply
Cross-system equivalences
1
Utility Grid Regions
dug_voltage
Voltage Level
broad
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