Southwest District WWTF
5420 118th Street, Jacksonville, FL 32244 · Duval County · Publicly Owned Treatment Works
- Average flow
- 11.38 MGD
- Design flow
- 14 MGD
- NPDES permit
- FL0026468
- Effective
- Permit expires
- August 2029
- Population served
- 102,242
- CWNS 2022
Southwest District WWTF is a publicly owned wastewater treatment works in Jacksonville, Duval County, Florida treating an average of 11.38 million gallons per day against a permitted design capacity of 14 MGD, serving about 102,242 residents. It discharges under NPDES permit FL0026468 (effective), which expires in August 2029, with 4 recorded violations in the last three years.
Treatment technology
6 treatment structures and unit processes identified at Southwest District WWTF.
Available with a free Klarifi account
See the full treatment train at Southwest District WWTF: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 4
- Effluent violations
- 4
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Capital improvement projects in Jacksonville
Jacksonville's capital improvement plan lists 217 water, sewer and wastewater line items worth $3.6B starting 2024–2028. The largest budgeted items are shown here.
All water and sewer capital projects in Jacksonville →
| Project | Budget | Years |
|---|---|---|
| SWDE - Buckman Water Reclamation Facility Improvements | $366,182,000 | 2024–2028 |
| Buckman Reclamation Facility - Biosolids Conversion - Process Facility | $252,597,000 | 2024–2028 |
| Blacks Ford Reclamation Facility - Expansion from 6 to 12 MGD | $210,528,000 | 2024–2028 |
| Galvanized Pipe Replacement - Program | $165,000,000 | 2024–2028 |
| SWDE - Southwest Water Reclamation Facility - Purification Facility | $154,442,000 | 2024–2028 |
Full project details — scope, funding source, engineering consultant and the decision-makers behind each project — are available in Klarifi, along with similar wastewater capital projects in other cities.
Key contacts
2 verified contacts for Southwest District WWTF, with validated emails and direct phone numbers.
Unlock 2 verified contacts
Names, validated emails and direct phone numbers for decision-makers at Southwest District WWTF, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Florida
Middleburg · 10 mi away
1.47 MGD
Jacksonville · 10 mi away
21.38 MGD
Middleburg · 10 mi away
2.37 MGD
Jacksonville · 10 mi away
1 MGD
Jacksonville · 11 mi away
1 MGD
Middleburg · 13 mi away
3 MGD
Jacksonville · 13 mi away
4.93 MGD
Jacksonville · 14 mi away
3.19 MGD
Southwest District WWTF: 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 October 22, 2026.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Biological nutrient removal · Tertiary treatment · all terms