City Of Magnolia-Plant 1 - 105 Elm St
Magnolia, TX · Montgomery County · Publicly Owned Treatment Works
- Average flow
- 1.8 MGD
- Design flow
- 1.3 MGD
- NPDES permit
- TX0072702
- Administratively continued
- Permit expires
- May 2025
- Population served
- 2,124
- CWNS 2022
City Of Magnolia-Plant 1 - 105 Elm St is a publicly owned wastewater treatment plant in Magnolia, Montgomery County, Texas treating an average of 1.8 million gallons per day against a permitted design capacity of 1.3 MGD, serving about 2,124 residents. It discharges under NPDES permit TX0072702 (administratively continued), which expires in May 2025, with 73 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Treatment structure data not yet analyzed for this facility.
Compliance snapshot (last 3 years)
- Total violations
- 73
- Effluent violations
- 29
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at City Of Magnolia-Plant 1 - 105 Elm St.
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Nearby wastewater treatment plants in Texas
Magnolia · 1 mi away
0.06 MGD
Magnolia · 7 mi away
0.11 MGD
Montgomery · 8 mi away
0.06 MGD
Magnolia · 9 mi away
—
Tomball · 10 mi away
0.14 MGD
Magnolia · 10 mi away
0.2 MGD
Hockley · 10 mi away
0.18 MGD
Hockley · 12 mi away
0.53 MGD
City Of Magnolia-Plant 1 - 105 Elm St: 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 September 11, 2026; facility record last updated May 27, 2025.