Clean Water Act discharge permit · NPDES FL0043419
STUDY ESTATES WWTF, Jacksonville, FL: NPDES FL0043419 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 19Pollutants under a numeric limit
- 7Pollutants with an effluent exceedance
STUDY ESTATES WWTF, held by Study Estates MHP, holds NPDES permit FL0043419, which discharges to Ninemile Cr Class Iii Fresh Wbid 2220. EPA’s file records it issued March 9, 2020 and expiring April 29, 2025. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | STUDY ESTATES WWTF |
|---|---|
| Permittee as filed | Study Estates MHP |
| NPDES ID | FL0043419 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | March 9, 2020 |
| Expiration date | April 29, 2025 |
| Issuing agency | Florida Department of Environmental Protection |
| Address | Jacksonville, FL 32219 |
| Receiving water | Ninemile Cr Class III Fresh WBID 2220 |
| Subwatershed | Upper Trout River (HUC 030801031501) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 20Pollutants on file
- 19Under a numeric limit
- 20With a violation of any kind
- 7With an effluent exceedance
An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.
| Pollutant or measure | Limits | Violations, any kind | Effluent exceedances | Latest exceedance | Largest exceedance, as filed |
|---|---|---|---|---|---|
| Ammonia, unionized | 0 | 17 | 15 | June 30, 2019 | 370% over the limit |
| Solids, suspended percent removal | 1 | 21 | 12 | June 30, 2024 | 561% over the limit |
| Coliform, fecal general | 3 | 31 | 6 | May 31, 2026 | 600% over the limit |
| E. coli | 2 | 16 | 4 | May 31, 2026 | 1,805% over the limit |
| Chlorine, total residual | 2 | 27 | 2 | August 31, 2007 | 8,900% over the limit |
| BOD, carb-5 day, 20 deg C, percent removal | 1 | 11 | 2 | September 30, 2023 | 40% over the limit |
| BOD, carbonaceous [5 day, 20 C] | 5 | 45 | 1 | February 28, 2023 | 44% over the limit |
| Solids, total suspended | 5 | 44 | 0 | ||
| Nitrogen, ammonia total [as N] | 6 | 40 | 0 | ||
| Flow, in conduit or thru treatment plant | 3 | 27 | 0 | ||
| Nitrogen, total [as N] | 3 | 19 | 0 | ||
| Phosphorus, total [as P] | 3 | 19 | 0 | ||
| pH | 2 | 16 | 0 | ||
| Temperature, water deg. centigrade | 1 | 10 | 0 | ||
| Plant capacity fact. percent of capacity | 1 | 9 | 0 | ||
| Oxygen, dissolved [DO] | 1 | 9 | 0 | ||
| Nitrogen, organic total [as N] | 1 | 4 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 1 | 4 | 0 | ||
| Nitrite + Nitrate total [as N] | 1 | 4 | 0 | ||
| Phosphorous, in total orthophosphate | 1 | 4 | 0 |
Cited to the EPA ICIS-NPDES limits and effluent violations files (ECHO download); up to 60 rows shown, most exceedances first.
Inspections, violations and enforcement
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES FL0043419.
Velarion’s copy of EPA’s ICIS-NPDES files does not yet include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.
Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.
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EPA publishes a free Detailed Facility Report for every permit on ECHO: its compliance status quarter by quarter, its inspections, and its enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter NPDES ID FL0043419 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.