Mary Esther WWTP
195 N Christobal Rd, Mary Esther, FL · Okaloosa County · Publicly Owned Treatment Works
- Average flow
- 0.9 MGD
- Design flow
- 0.9 MGD
- NPDES permit
- FLA010191
- Effective
- Permit expires
- November 2027
- Population served
- —
- CWNS 2022
Mary Esther WWTP is a publicly owned wastewater treatment works in Mary Esther, Okaloosa County, Florida treating an average of 0.9 million gallons per day against a permitted design capacity of 0.9 MGD. It discharges under NPDES permit FLA010191 (effective), which expires in November 2027.
Treatment technology
2 treatment structures and unit processes identified at Mary Esther WWTP.
Available with a free Klarifi account
See the full treatment train at Mary Esther WWTP: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- —
- Effluent violations
- —
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
1 verified contact for Mary Esther WWTP, with validated emails and direct phone numbers.
Unlock 1 verified contact
Names, validated emails and direct phone numbers for decision-makers at Mary Esther WWTP, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Florida
Fort Walton Beach · 5 mi away
15 MGD
Mary Esther · 8 mi away
0.98 MGD
Navarre · 13 mi away
0.24 MGD
Niceville · 13 mi away
3.35 MGD
Crestview · 21 mi away
0.23 MGD
Milton · 22 mi away
0.25 MGD
Crestview · 23 mi away
4.13 MGD
Crestview · 24 mi away
0.02 MGD
Mary Esther 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 October 22, 2026.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Oxidation ditch · Anaerobic digester · all terms