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Industry · Utilities

Sewage Treatment Facilities

NAICS 221320 · 612 matched workers · high confidence

Roughly balanced
48.7% Democratic, 51.3% Republican

Two-party shares across 612 workers in the Sewage Treatment Facilities industry.

48.7%
51.3%
DemocraticRepublican
Imputed
47.3% D · 52.7% R
Includes lean for unaffiliated registrants
Hierarchy
Utilities › Water, Sewage and Other Systems
NAICS2 22 · NAICS4 2213
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Where Sewage Treatment Facilities falls

More Republican than 71% of industries in Utilities.

← DemocraticRepublican →Electric Power Distribution — 50% DemocraticFossil Fuel Electric Power Generation — 45% DemocraticOther Electric Power Generation — 50% DemocraticNatural Gas Distribution — 50% DemocraticElectric Bulk Power Transmission and Control — 56% DemocraticWater Supply and Irrigation Systems — 52% DemocraticSolar Electric Power Generation — 64% DemocraticHydroelectric Power Generation — 47% DemocraticWind Electric Power Generation — 50% DemocraticNuclear Electric Power Generation — 45% DemocraticGeothermal Electric Power Generation — 53% DemocraticSteam and Air-Conditioning Supply — 32% DemocraticBiomass Electric Power Generation — 65% DemocraticSewage Treatment Facilities — 49% Democratic0%25%50%75%100%
Each dot is one of the 13 other industries in Utilities; size scales by workforce. Hover to see names — click to jump.

How this is measured

VRscores estimate the partisan composition of an industry by linking voter registration records to employment profiles, then aggregating workers up the NAICS hierarchy. The two-party shares above exclude workers with no major-party affiliation.

Read the full methodology or the published Organization Science paper.

Top employers in Utilities

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Citation

Kagan, Max; Frake, Justin; Hurst, Reuben (2026). “VRscores: A New Measure and Data Set of Workforce Politics Using Voter Registrations.” Organization Science, 37(2), 444–465.
https://doi.org/10.1287/orsc.2025.20402