360 Thomas Rd, S Of St. Louis SW Rr, NE Of Intx, Sulphur Springs, TX 75482 · Hopkins County · Publicly Owned Treatment Works
Sulphur Springs WWTF is a publicly owned wastewater treatment works in Sulphur Springs, Hopkins County, Texas treating an average of 4.39 million gallons per day against a permitted design capacity of 5.4 MGD, serving about 18,000 residents. It discharges under NPDES permit TX0058955 (effective), which expires in June 2030, with 1 recorded violation in the last three years. EPA has recorded 3 formal enforcement actions naming the plant, the latest in January 2016.
2 treatment structures and unit processes identified at Sulphur Springs WWTF.
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See the full treatment train at Sulphur Springs WWTF: structures, unit processes and planned upgrades, with exact unit counts.
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Federal civil enforcement cases, compliance inspections and informal actions recorded for Sulphur Springs WWTF in EPA's ICIS system.
Latest case · Jan 2016
City of Sulphur Springs
Administrative order · CWA, NPDES Permit Violations · Unilateral Administrative Order Without Adjudication · Compliance actions $50,000
EPA's description of the case:
“City of Sulphur Springs, in Hopkins County, Texas violated TPDES Permit. The Administrative Order addresses both Effluent Limits and Sanitary Sewer Overflows. The facility is required to submit a…”
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Source: EPA ECHO, civil enforcement case 06-2016-1709.
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Every action against Sulphur Springs WWTF with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
Decision-makers at Sulphur Springs WWTF.
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Como · 7 mi away
0.13 MGD
Sulphur Springs · 11 mi away
0.03 MGD
Winnsboro · 13 mi away
0.55 MGD
Yantis · 15 mi away
0.02 MGD
Cumby · 16 mi away
0.14 MGD
Cooper · 18 mi away
0.42 MGD
Mount Vernon · 20 mi away
0.44 MGD
Commerce · 20 mi away
1.44 MGD
Sources and methodology
Flow, permit and violation figures come from the EPA's ICIS-NPDES discharge monitoring records. Population served comes from the Clean Watersheds Needs Survey 2022. Treatment structures are identified by Klarifi's review of aerial imagery, and capital improvement projects are extracted from published municipal budget documents. Violations are counted over the last three years of monitoring reports.
Data refreshed October 26, 2026; facility record last updated May 29, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Activated sludge · Oxidation ditch · all terms