Highway 90 & Highway 146, Dayton, TX 77535 · Liberty County · Publicly Owned Treatment Works
City Of Dayton is a publicly owned wastewater treatment plant in Dayton, Liberty County, Texas treating an average of 2.7 million gallons per day against a permitted design capacity of 4 MGD, serving about 15,048 residents. It discharges under NPDES permit TX0100170 (effective), which expires in August 2028, with 7 recorded violations in the last three years. EPA has recorded 2 formal enforcement actions naming the plant, the latest in June 2002.
2 treatment structures and unit processes identified at City Of Dayton.
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See the full treatment train at City Of Dayton: 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 City Of Dayton in EPA's ICIS system.
Latest case · Jun 2002
DAYTON, CITY OF, A TEXAS MUNICIPALITY
Administrative order · CWA, NPDES Discharge without a Permit · Unilateral Administrative Order Without Adjudication
Source: EPA ECHO, civil enforcement case 06-1999-0318.
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Every action against City Of Dayton with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
1 verified contact for City Of Dayton, with validated emails and direct phone numbers.
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Names, validated emails and direct phone numbers for decision-makers at City Of Dayton, plus the full compliance history and discharge data.
Dayton · 5 mi away
0.47 MGD
Liberty · 6 mi away
2.09 MGD
Huffman · 10 mi away
0.02 MGD
Huffman · 10 mi away
2.53 MGD
Houston · 11 mi away
0.18 MGD
Crosby · 13 mi away
0.01 MGD
Crosby · 14 mi away
1.93 MGD
Crosby · 15 mi away
0.18 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 March 14, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Biological nutrient removal · Tertiary treatment · all terms