Chlorine disinfection: wastewater treatment plants in Florida
30 plants · 50% of the state · 79 MGD reported by 25 plants
Klarifi identifies 30 publicly owned wastewater treatment plants with chlorine disinfection in Florida, 50% of the 60 plants in the state (79 MGD reported by 25 plants). The largest is Boca Raton, City Of - WWTP in Boca Raton at 16.29 MGD.
Chlorine or chloramine disinfection, often followed by dechlorination before discharge, remains the most common effluent disinfection in the United States. Plants on gas chlorine are candidates for conversion to hypochlorite or UV, a recurring capital project driven by safety rules and permit limits on residual chlorine.
The largest plants with chlorine disinfection in Florida
| # | Facility | City | Avg flow (MGD) | NPDES permit | Expires | Violations (3y) |
|---|---|---|---|---|---|---|
| 1 | Boca Raton, City Of - WWTP | Boca Raton | 16.29 | FL0026344 | Sep 2028 | 8 |
| 2 | Everest Parkway WRF | Cape Coral | 9.29 | FL0030007 | Sep 2027 | 0 |
| 3 | Wastewater Treatment Facility | Sarasota | 8.56 | FL0040771 | Sep 2026 | 144 |
| 4 | Bradenton, City Of - Bradenton WWTP | Bradenton | 7.27 | FL0021369 | Mar 2031 | 186 |
| 5 | Plant City WRF | Plant City | 7.1 | FL0026557 | Feb 2031 | 7 |
| 6 | City Of Winter Haven - Wastewater Treatment Plant 3 | Winter Haven | 6.04 | FL0036048 | Sep 2026 | 35 |
| 7 | Marshall St. Advanced Pollution Control Facility | Clearwater | 5.68 | FL0021857 | Dec 2027 | 67 |
| 8 | City Of Dunedin Wastewater Treatment Plant | Dunedin | 3.46 | FL0021326 | Apr 2030 | 2 |
| 9 | Clearwater, City Of - East Awwtf | Clearwater | 3.04 | FL0021865 | Jul 2027 | 38 |
| 10 | Indian River County - West WWTF | Vero Beach | 2.75 | FL0041637 | Dec 2027 | 30 |
| 11 | Oldsmar City Of | Oldsmar | 1.73 | FL0027651 | Jun 2030 | 16 |
| 12 | Miller Street Rmf | Middleburg | 1.65 | FL0025151 | Aug 2029 | 2 |
| 13 | Palmetto WWTP | Palmetto | 1.41 | FL0020401 | Jun 2031 | 9 |
| 14 | Ecua - Pensacola Beach WRF | Pensacola Beach | 0.96 | FL0024007 | Feb 2026 | 5 |
| 15 | Orange Park, Town Of - WWTF | Orange Park | 0.96 | FL0023922 | Apr 2030 | 40 |
| 16 | Edgewater Wastewater Treatment Plant | Edgewater | 0.77 | FL0021431 | Oct 2027 | 7 |
| 17 | Mulberry STP | Mulberry | 0.4 | FL0020338 | Nov 2026 | 10 |
| 18 | Hilliard WWTF | Hilliard | 0.33 | FL0043079 | Feb 2030 | 104 |
| 19 | Green Cove Spgs-Reynolds Ind | Green Cove Springs | 0.26 | FL0030210 | Jul 2024 | 5 |
| 20 | Green Cove Springs, City Of - Harbor Road WWTF | Green Cove Springs | 0.26 | FL0635618 | Mar 2030 | 8 |
| 21 | Navarre Beach WWTP | Navarre | 0.24 | FL0023981 | Nov 2030 | 10 |
| 22 | Chattahoochee, City Of - WWTP | Chattahoochee | 0.19 | FL0027669 | Nov 2030 | 6 |
| 23 | Callahan, City Of - Callahan WWTF | Callahan | 0.14 | FL0038407 | May 2028 | 21 |
| 24 | Hastings, Town Of WWTF | Hastings | 0.09 | FL0042315 | Nov 2025 | 0 |
| 25 | Wewahitchka, City Of - Wewahitchka WWTP | Wewahitchka | 0.08 | FL0020125 | May 2025 | 128 |
Contacts and project signals for every plant on this list
Klarifi adds verified decision-maker contacts, permit limits, discharge monitoring data and the capital projects planned in each city, filterable by technology, size and compliance record.
Other technologies in Florida
Chlorine disinfection in other states
Chlorine disinfection in Florida: 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.