Alabaster WWTP
Alabaster, AL · Shelby County · Publicly Owned Treatment Works
- Average flow
- 2.95 MGD
- Design flow
- 7.6 MGD
- NPDES permit
- AL0025828
- Effective
- Permit expires
- November 2029
- Population served
- 32,340
- CWNS 2022
Alabaster WWTP is a publicly owned wastewater treatment works in Alabaster, Shelby County, Alabama treating an average of 2.95 million gallons per day against a permitted design capacity of 7.6 MGD, serving about 32,340 residents. Treatment on site includes clarifiers, carrousels / oxidation ditches. It discharges under NPDES permit AL0025828 (effective), which expires in November 2029, with 1 recorded violation in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Compliance snapshot (last 3 years)
- Total violations
- 1
- Effluent violations
- 1
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
3 verified contacts for Alabaster WWTP, with validated emails and direct phone numbers.
Unlock 3 verified contacts
Names, validated emails and direct phone numbers for decision-makers at Alabaster WWTP, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Alabama
Helena · 3 mi away
1.04 MGD
Hoover · 8 mi away
0.82 MGD
Hoover · 8 mi away
—
Calera · 9 mi away
0.46 MGD
Montevallo · 11 mi away
0.74 MGD
Columbiana · 12 mi away
0.46 MGD
Bessemer · 15 mi away
29.2 MGD
Mountain Brook · 17 mi away
0.001 MGD
Alabaster 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 September 11, 2026; facility record last updated May 9, 2025.