Clean Water Act discharge permit · NPDES LAS000201
JEFFERSON PARISH - MS4, Jefferson, LA: NPDES LAS000201 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MajorDischarger class
- 20Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
JEFFERSON PARISH - MS4, held by JEFFERSON PARISH, CITY OF, holds NPDES permit LAS000201. EPA’s file records it issued November 3, 2017 and expiring November 30, 2022. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | JEFFERSON PARISH - MS4 |
|---|---|
| Permittee as filed | JEFFERSON PARISH, CITY OF |
| NPDES ID | LAS000201 |
| 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 |
| Program | Large municipal storm sewer systems |
| Issued | November 3, 2017 |
| Expiration date | November 30, 2022 |
| Address | Jefferson, LA 11111 |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Duncan Canal-Canal No 2 (HUC 080902030102) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 21Pollutants on file
- 20Under a numeric limit
- 21With a violation of any kind
- 0With 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 |
|---|---|---|---|---|---|
| Hardness, total [as CaCO3] | 30 | 81 | 0 | ||
| Temperature, water deg. centigrade | 30 | 63 | 0 | ||
| Solids, total dissolved | 20 | 46 | 0 | ||
| Phosphorus, dissolved | 20 | 44 | 0 | ||
| BOD, 5-day, 20 deg. C | 20 | 42 | 0 | ||
| Oxygen demand, chem. [high level] [COD] | 20 | 42 | 0 | ||
| pH | 20 | 42 | 0 | ||
| Solids, total suspended | 20 | 42 | 0 | ||
| Oil & Grease | 20 | 42 | 0 | ||
| Nitrogen, ammonia total [as N] | 20 | 42 | 0 | ||
| Nitrogen, nitrite total [as N] | 20 | 42 | 0 | ||
| Nitrogen, nitrate total [as N] | 20 | 42 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 20 | 42 | 0 | ||
| Phosphorus, total [as P] | 20 | 42 | 0 | ||
| Cadmium, total [as Cd] | 20 | 42 | 0 | ||
| Copper, total [as Cu] | 20 | 42 | 0 | ||
| Lead, total [as Pb] | 20 | 42 | 0 | ||
| Nickel, total [as Ni] | 20 | 42 | 0 | ||
| Zinc, total [as Zn] | 20 | 42 | 0 | ||
| Coliform, fecal general | 20 | 42 | 0 | ||
| Diazinon | 0 | 10 | 0 |
EPA’s effluent violation file records no exceedance of a numeric limit for NPDES LAS000201.
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 LAS000201.
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
One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, LAS000201.
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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 LAS000201 there.
Nearby on the register
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.