Clean Water Act discharge permit · NPDES TX0113379
ST. MARTIN AQUACULTURE SEAFOOD, Calhoun County, TX: NPDES TX0113379 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MajorDischarger class
- 24Pollutants under a numeric limit
- 6Pollutants with an effluent exceedance
ST. MARTIN AQUACULTURE SEAFOOD, held by ST. MARTIN AQUACULTURE, INC., holds NPDES permit TX0113379, which discharges to Drainage Ditch; Piper Lakes. EPA’s file records it issued July 23, 2015 and expiring December 1, 2019. 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 | ST. MARTIN AQUACULTURE SEAFOOD |
|---|---|
| Permittee as filed | ST. MARTIN AQUACULTURE, INC. |
| NPDES ID | TX0113379 |
| 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 | July 23, 2015 |
| Expiration date | December 1, 2019 |
| Address | Calhoun County, TX 77465 |
| Receiving water | DRAINAGE DITCH; PIPER LAKES |
| Subwatershed | East Carancahua Creek (HUC 121004010200) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 36Pollutants on file
- 24Under a numeric limit
- 34With a violation of any kind
- 6With 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 |
|---|---|---|---|---|---|
| Inorganic suspended solids | 4 | 132 | 20 | October 31, 2016 | 236% over the limit |
| Copper, total [as Cu] | 4 | 71 | 11 | October 31, 2016 | 426% over the limit |
| Solids, total suspended | 4 | 121 | 9 | October 31, 2016 | 82% over the limit |
| Nitrogen, ammonia total [as N] | 2 | 67 | 7 | October 31, 2015 | 350% over the limit |
| Silver, total [as Ag] | 4 | 62 | 2 | October 31, 2016 | 355% over the limit |
| Lead, total [as Pb] | 4 | 61 | 1 | October 31, 2014 | 79% over the limit |
| Solids, volatile suspended | 4 | 114 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 64 | 0 | ||
| Cadmium, total [as Cd] | 4 | 60 | 0 | ||
| pH | 2 | 60 | 0 | ||
| Nickel, total [as Ni] | 2 | 60 | 0 | ||
| Zinc, total [as Zn] | 2 | 60 | 0 | ||
| BOD, carbonaceous [5 day, 20 C] | 2 | 60 | 0 | ||
| Oxygen, dissolved [DO] | 1 | 30 | 0 | ||
| LOAEC Lethal Survival Static Renewal 48Hr Acute Americamysis bahia (formerly Mysidopsis bahia) | 2 | 6 | 0 | ||
| LOAEC Survival Static Renewal 48HR Acute Menidia menidia | 2 | 6 | 0 | ||
| LF Pass/Fail Static Renewal 48Hr Acute Americamysis bahia (formerly Mysidopis bahia) | 2 | 4 | 0 | ||
| Low Flow Pass/Fail Static Renewal 48Hr Acute Menidia menidia | 2 | 4 | 0 | ||
| NOAEC Lethal Static Renewal 48HR Acute Americamysis bahia (formerly Mysidopsis bahia) | 2 | 4 | 0 | ||
| NOAEC Lethal Static Renewal 48HR Acute Menidia menidia | 2 | 4 | 0 | ||
| Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Americamysis bahia (Mysidopsis bahia) | 0 | 4 | 0 | ||
| Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Menidia menidia | 0 | 4 | 0 | ||
| NOEC Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia) | 0 | 4 | 0 | ||
| NOEC Lethal Static Renewal 7 Day Chronic Menidia menidia | 0 | 4 | 0 | ||
| NOEC Sub-Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia) | 0 | 4 | 0 | ||
| NOEC Sub-Lethal Static Renewal 7 Day Chronic Menidia menidia | 0 | 4 | 0 | ||
| Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia) | 0 | 4 | 0 | ||
| Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Menidia menidia | 0 | 4 | 0 | ||
| LOEC Lethal Survival Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia) | 0 | 4 | 0 | ||
| LOEC Lethal Survival Static Renewal 7 Day Chronic Menidia menidia | 0 | 4 | 0 | ||
| LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Americamysis bahia (Mysidopsis bahia) | 0 | 4 | 0 | ||
| LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Menidia menidia | 0 | 4 | 0 | ||
| LC50 Pass/Fail Static 24Hr Acute Americamysis bahia (formerly Mysidopsis bahia) | 1 | 3 | 0 | ||
| LC50 Pass/Fail Static 24Hr Acute Menidia menidia | 1 | 3 | 0 | ||
| Whole effluent toxicity - retest #1 | 3 | 0 | 0 | ||
| Whole effluent toxicity - retest #2 | 3 | 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
- 2Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| January 26, 2024 | Permit Violations - Violation Specified in Comment | ST6 |
| May 31, 2018 | Permit Violations - Violation Specified in Comment | 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.
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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.