St. Clair: Infrastructure

St. Clair's public-services backbone: the Gerald Pws water system, 3 fire stations, and 3 police facilities. Broadband at 100/20 Mbps reaches 100% of premises.

Water & Sewer

Active community water systems serving residents (EPA SDWIS). Each PWS has a unique ID and reports the population it serves.

Systems (5)

Gerald Pws
MO6010303
Foxboro Subdivision
MO6036323
Union Pws
MO6010801
Argyle Estates Water Supply
MO6036126
Spring Meadows Mhp
MO6048249

Power & Energy

Electric utility data from EIA Form 861 — provider, residential rate, customer count, and revenue. Rate reflects the average residential ¢/kWh.

Electricity · Electricity rate (¢/kWh)12.91¢/kWh
Electricity · Customers2,933,914
Electricity · Revenue Millions$4,548
Electricity · Year2024

Sources: EIA Annual Retail Sales 2023  ·  Refreshed 2026-04-12

Internet & Mobile

Broadband and mobile coverage from FCC Form 477. Percentages reflect the share of premises that can subscribe to service at the listed speed (not necessarily the share who do).

Broadband · % of premises with 25/3 Mbps broadband100.0%
Broadband · % of premises with 100/20 Mbps broadband100.0%
Broadband · % of premises with 250/25 Mbps broadband100.0%
Broadband · % of premises with 1 Gbps / 100 Mbps broadband84.9%
Broadband · Broadband-capable premises2,276
Mobile Broadband · 3G mobile coverage0%
Mobile Broadband · 4G mobile coverage100%
Mobile Broadband · 5G mobile coverage100%
Mobile Home Parks Detail · County total2

Sources: FCC BDC Jun 2025 · FCC BDC Mobile 2024 · HIFLD / IRS BMF  ·  Refreshed 2026-04-12

Public Safety Stations

Fire, EMS, and police stations within range — HIFLD federal datasets. Distance is great-circle from the town centroid.

Ems Stations (3)

WASHINGTON AREA AMBULANCE DISTRICT
515 WASHINGTON AVENUE · (636) 239-6354 · 3.9 mi
UNION AMBULANCE DISTRICT
211 SOUTH CHURCH STREET · (636) 583-2600 · 3.9 mi
MERAMEC AMBULANCE DISTRICT HOUSE 2
3279 STATE HIGHWAY 100 · (636) 451-5816 · 7.2 mi

Fire Stations (3)

Washington Fire Department Station 5
6509 State Highway YY · 3.5 mi
Union Fire Protection District Station 2
201 North Church Street · 3.6 mi
Washington Fire Department Station 1
200 East 14th Street · 3.7 mi

Police Stations (3)

FRANKLIN COUNTY SHERIFFS DEPARTMENT / FRANKLIN COUNTY JAIL
1 BRUNS LANE · (636) 583-2560 · 2.7 mi
UNION POLICE DEPARTMENT
119 SOUTH CHURCH STREET · (636) 583-3700 · 3.8 mi
WASHINGTON POLICE DEPARTMENT
301 JEFFERSON STREET · (636) 390-1050 · 4.5 mi

Transportation

Nearest airport, Amtrak, and transit stations. Distance is great-circle miles from the town centroid.

Nearest Airport · NameWashington Regional Airport
Nearest Airport · Typesmall airport
Nearest Airport · Distance6.3 mi

Sources: OurAirports.com  ·  Refreshed 2026-04-12

Dams & Hazards

Dams In County · Total152

Sources: NID 2026  ·  Refreshed 2026-04-12

Other

Infrastructure Quality · Broadband Coverage100%
Infrastructure Quality · Internet Adoption Pct76.4%
Infrastructure Quality · Municipal WaterYes
Infrastructure Quality · Strengthsexcellent broadband, municipal water
Natural Gas · Price Per Mcf$16
Natural Gas · Year2024
Natural Gas · Pct Homes Using Gas24.8%
Nearest Amtrak · NameWashington, Missouri
Nearest Amtrak · Distance4.8 mi
Nearest Transit · NameSUNNEN METROLINK STATION
Nearest Transit · Distance29.5 mi
Nearest Weather Station · IdUS1MOFR0012
Nearest Weather Station · NameUNION 1.4 WSW
Nearest Weather Station · Distance0.8 mi
Nearest Weather Station · Noaa Urlhttps://www.ncei.noaa.gov/cdo-web/datasets/GHCND/stations/US1MOFR0012/detail
Plant Hardiness Zone · Zone7a
Plant Hardiness Zone · Max Temp F5

Sources: EIA state residential price + Census B25040 · HIFLD Amtrak Stations · HIFLD Public Transit Stations · NOAA GHCN-Daily station list — nearest by coordinates · Spatial interpolation from 10088 USDA PHZM data points