Clean Water Act discharge permit · NPDES LA0122337
NATIONAL WATER INFRASTRUCTURE, LLC - GRAY'S CREEK SUBDIVISION, Denham Springs, LA: NPDES LA0122337 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 9Pollutants under a numeric limit
- 4Pollutants with an effluent exceedance
- 0Inspections on file
- 0Formal enforcement actions
NATIONAL WATER INFRASTRUCTURE, LLC - GRAY'S CREEK SUBDIVISION, held by Ascension Wastewater Treatment, Inc. - Gray's Creek Subdivision, holds NPDES permit LA0122337. EPA’s file records it issued September 21, 2012 and expiring October 31, 2017. 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 | NATIONAL WATER INFRASTRUCTURE, LLC - GRAY'S CREEK SUBDIVISION |
|---|---|
| Permittee as filed | Ascension Wastewater Treatment, Inc. - Gray's Creek Subdivision |
| NPDES ID | LA0122337 |
| 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 | September 21, 2012 |
| Expiration date | October 31, 2017 |
| Address | Denham Springs, LA 70726 |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Grays Creek-Amite River (HUC 080702020903) |
| SIC | 4931 – Electric And Other Services Combined |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download.
Effluent limits and exceedances
- 9Pollutants on file
- 9Under a numeric limit
- 8With 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 |
|---|---|---|---|---|---|
| BOD, carbonaceous [5 day, 20 C] | 4 | 51 | 23 | April 30, 2020 | 280% over the limit |
| Nitrogen, ammonia total [as N] | 4 | 50 | 22 | April 30, 2020 | 370% over the limit |
| Solids, total suspended | 4 | 42 | 14 | October 31, 2023 | 320% over the limit |
| Coliform, fecal general | 4 | 33 | 5 | July 31, 2023 | 675% over the limit |
| pH | 4 | 28 | 0 | ||
| Flow, in conduit or thru treatment plant | 4 | 25 | 0 | ||
| Nitrogen, total [as N] | 2 | 2 | 0 | ||
| Phosphorus, total [as P] | 2 | 2 | 0 | ||
| Oxygen, dissolved [DO] | 2 | 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
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES LA0122337.
Inspections
EPA’s inspection file holds no inspection for NPDES LA0122337.
Formal enforcement and penalties
0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.
Informal enforcement
EPA’s informal enforcement file holds no action for NPDES LA0122337.
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, LA0122337.
Start the watch
- One permit holder — $99/month
- One watershed — $2,990/year
- One state — $4,990/year
- The whole register — $18,000/year
How we handle your data → Privacy
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 LA0122337 there.
NATIONAL WATER INFRASTRUCTURE, LLC - GRAY'S CREEK SUBDIVISION, Denham Springs, Louisiana: Individual permit LA0122337, held by Ascension Wastewater Treatment, Inc. - Gray's Creek Subdivision; Administratively continued (past its expiration date and still in force until reissued); issued September 21, 2012, term to October 31, 2017.
1 of the 9 pollutants listed for NPDES LA0122337 have no violation or effluent exceedance.
- BOD, carbonaceous [5 day, 20 C]: 4 limits, 51 violations of any kind, 23 effluent exceedances, latest April 30, 2020, largest 280% over the limit.
- Nitrogen, ammonia total [as N]: 4 limits, 50 violations of any kind, 22 effluent exceedances, latest April 30, 2020, largest 370% over the limit.
- Solids, total suspended: 4 limits, 42 violations of any kind, 14 effluent exceedances, latest October 31, 2023, largest 320% over the limit.
- Coliform, fecal general: 4 limits, 33 violations of any kind, 5 effluent exceedances, latest July 31, 2023, largest 675% over the limit.
- pH: 4 limits, 28 violations of any kind.
- Flow, in conduit or thru treatment plant: 4 limits, 25 violations of any kind.
- Nitrogen, total [as N]: 2 limits, 2 violations of any kind.
- Phosphorus, total [as P]: 2 limits, 2 violations of any kind.
- Oxygen, dissolved [DO]: 2 limits.
NATIONAL WATER INFRASTRUCTURE, LLC - GRAY'S CREEK SUBDIVISION among its neighbors
26 discharge permits are in the Grays Creek-Amite River subwatershed (HUC 080702020903); LA0122337 is one. Its county: 141, 5 major; LA0122337 is minor permit.
Other permits in the Grays Creek-Amite River subwatershed (HUC 080702020903)
- ADELL COMPOUNDING, INC., Denham Springs: LA0007153, minor, term to 2021-10-31
- ASCENSION PROPERTIES INC - DEER RUN SUBDIVISION (FULL SITE), Denham Springs: LAR10P823, minor, term to 2025-03-28
- ASCENSION PROPERTIES, INC - DEER RUN SUBDIVISION, Denham Springs: LAR10Q745, minor, term to 2028-01-21
- AURORIUM DENHAM SPRINGS LLC, Denham Springs: LA0048704, minor, term to 2021-02-28
- BOING US HOLDCO, INC - TAKE 5 EXPRESS CAR WASH FACILITY: DENHAM SPRINGS, Denham Springs: LA0127769, minor, term to 2029-08-31
- D.R. HORTON INC - BELMONT, Denham Springs: LAR10P617, minor, term to 2026-03-28
- D.R. HORTON INC. - GULF COAST, Denham Springs: LAR10K532, minor, term to 2019-09-30
- D.R. HORTON INC. - GULF COAST, Denham Springs: LAR10K533, minor, term to 2019-09-30
- D'LUCA PROPERTIES LLC - EDEN CHURCH MHP, Denham Springs: LAG542470, minor, term to 2028-08-24
- DENHAM SPRINGS, CITY OF, Denham Springs: LA0045730, major, term to 2020-09-30
Nearby on the register
- Discharge permits in Denham Springs
- Every permit record in Denham Springs, A to Z
- Discharge permits in Louisiana
- Every permit record in Louisiana, A to Z
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.
What this page shows
This public-records page covers Clean Water Act NPDES permit LA0122337 for NATIONAL WATER INFRASTRUCTURE, LLC - GRAY'S CREEK SUBDIVISION in Denham Springs, LA, held by Ascension Wastewater Treatment, Inc. - Gray's Creek Subdivision, with a permit status of administratively continued. The register lists 9 pollutants under a numeric limit and 4 pollutants with an effluent exceedance, and the permit was issued September 21, 2012 with an expiration date of October 31, 2017.