City Of Alamo WWTP
14000' S Intex Of Tower Rd And US 83 Bus, Alamo, TX 78516 · Hidalgo County · Publicly Owned Treatment Works
- Average flow
- 1.49 MGD
- Design flow
- 2.5 MGD
- NPDES permit
- TX0057622
- Effective
- Permit expires
- December 2030
- Population served
- 16,286
- CWNS 2022
City Of Alamo WWTP is a publicly owned wastewater treatment works in Alamo, Hidalgo County, Texas treating an average of 1.49 million gallons per day against a permitted design capacity of 2.5 MGD, serving about 16,286 residents. It discharges under NPDES permit TX0057622 (effective), which expires in December 2030, with 179 recorded violations in the last three years. EPA has recorded 1 formal enforcement action naming the plant, the latest in June 2026.
Treatment technology
8 treatment structures and unit processes identified at City Of Alamo WWTP.
Available with a free Klarifi account
See the full treatment train at City Of Alamo WWTP: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 179
- Effluent violations
- 96
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
EPA enforcement history
Federal civil enforcement cases, compliance inspections and informal actions recorded for City Of Alamo WWTP in EPA's ICIS system.
- Formal actions
- 1
- 1 since FY2020
- Compliance actions
- $180,000
- required by EPA orders
- EPA inspections
- 0
- none on record
Latest case · Jun 2026
Alamo, City of
Administrative order · CWA, NPDES Permit Violations · Unilateral Administrative Order Without Adjudication · Compliance actions $180,000
EPA's description of the case:
“On June 2, 2026, EPA Region 6 issued an Administrative Order (AO) under its authority pursuant to Section 309 of the Clean Water Act to the City of Alamo, TX WWTF. The AO was issued in response to…”
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Source: EPA ECHO, civil enforcement case 06-2026-1798.
Full case history with a free Klarifi account
Every action against City Of Alamo WWTP with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
Key contacts
23 verified contacts for City Of Alamo WWTP, with validated emails and direct phone numbers.
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Names, validated emails and direct phone numbers for decision-makers at City Of Alamo WWTP, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Texas
San Juan · 3 mi away
2.71 MGD
Pharr · 4 mi away
6.19 MGD
Donna · 4 mi away
1.81 MGD
Weslaco · 6 mi away
1.61 MGD
Weslaco · 9 mi away
3.57 MGD
Mcallen · 13 mi away
—
Elsa · 13 mi away
0.54 MGD
Mercedes · 13 mi away
2.21 MGD
City Of Alamo WWTP: frequently asked questions
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 September 14, 2026.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Biosolids · Filter press · all terms