Clean Water Act discharge permit · NPDES FL0001031
JEA NORTHSIDE AND ST. JOHNS RIVER POWER PARK, Jacksonville, FL: NPDES FL0001031 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MajorDischarger class
- 24Pollutants under a numeric limit
- 4Pollutants with an effluent exceedance
JEA NORTHSIDE AND ST. JOHNS RIVER POWER PARK, held by JEA NORTHSIDE UNITS 1 2 3, holds NPDES permit FL0001031, which discharges to San Carlos Cr. EPA’s file records it issued October 26, 2005 and expiring October 25, 2010. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | JEA NORTHSIDE AND ST. JOHNS RIVER POWER PARK |
|---|---|
| Permittee as filed | JEA NORTHSIDE UNITS 1 2 3 |
| NPDES ID | FL0001031 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Major discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | October 26, 2005 |
| Expiration date | October 25, 2010 |
| Address | Jacksonville, FL 32226 |
| Receiving water | SAN CARLOS CR |
| Subwatershed | Clapboard Creek (HUC 030801031603) |
| NAICS | 221111 – Hydroelectric Power Generation |
| SIC | 4911 – Electric Services |
| Other EPA IDs (FRS) | RCRA handler FLD984254938; ICIS-AIR source FL0000001203100045 |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download; cross-program IDs from EPA’s FRS facility-registry crosswalk.
Effluent limits and exceedances
- 24Pollutants on file
- 24Under a numeric limit
- 14With a violation of any kind
- 4With 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 |
|---|---|---|---|---|---|
| Mercury, total recoverable | 4 | 10 | 6 | November 30, 2012 | 36% over the limit |
| Oxidants, total residual | 1 | 2 | 2 | January 31, 2016 | 27,200% over the limit |
| pH | 2 | 5 | 1 | July 31, 2014 | |
| Chlorination | 1 | 1 | 1 | April 30, 2010 | 63% over the limit |
| Flow, in conduit or thru treatment plant | 3 | 4 | 0 | ||
| Solids, total suspended | 2 | 4 | 0 | ||
| Oil & Grease | 2 | 4 | 0 | ||
| Arsenic, total recoverable | 4 | 2 | 0 | ||
| Nickel, total recoverable | 4 | 2 | 0 | ||
| Zinc, total recoverable | 4 | 2 | 0 | ||
| Lead, total recoverable | 4 | 2 | 0 | ||
| Chromium, total recoverable | 4 | 2 | 0 | ||
| Silver total recoverable | 2 | 2 | 0 | ||
| Aluminum, total recoverable | 2 | 2 | 0 | ||
| Temperature, water deg. fahrenheit | 6 | 0 | 0 | ||
| Iron, total recoverable | 4 | 0 | 0 | ||
| Selenium, total recoverable | 4 | 0 | 0 | ||
| Copper, total recoverable | 4 | 0 | 0 | ||
| Temp. diff. between intake and discharge | 3 | 0 | 0 | ||
| Cadmium, total recoverable | 2 | 0 | 0 | ||
| Duration of discharge | 2 | 0 | 0 | ||
| LC50 Static Renewal 96Hr Acute Americamysis bahia (formerly Mysidopsis bahia) | 2 | 0 | 0 | ||
| LC50 Static Renewal 96Hr Acute Menidia | 2 | 0 | 0 | ||
| Specific conductance | 1 | 0 | 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
- 5Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| April 19, 2025 | Effluent Violations - Industrial Spill | ST6 |
| September 5, 2024 | Effluent Violations - Industrial Spill | ST6 |
| December 13, 2023 | Effluent Violations - Industrial Spill | ST6 |
| December 8, 2020 | WW SSO - Overflow to Dry Land or Building Backup | ST6 |
| February 5, 2020 | WW SSO - Overflow to Dry Land or Building Backup | ST6 |
Velarion’s copy of EPA’s ICIS-NPDES files does not 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.
Watch this permit
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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 FL0001031 there.
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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.