Clean Water Act discharge permit · NPDES TX0020559
CITY OF MALAKOFF WWTP, Malakoff, TX: NPDES TX0020559 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 38Pollutants under a numeric limit
- 4Pollutants with an effluent exceedance
- 1Inspections on file
- 0Formal enforcement actions
CITY OF MALAKOFF WWTP, held by MALAKOFF, CITY OF, holds NPDES permit TX0020559, which discharges to Unnamed Trib;Cedar Ck, Trinity River Above La. EPA’s file records it issued March 22, 2017 and expiring February 1, 2022.
CITY OF MALAKOFF WWTP, Malakoff, Texas: Individual permit TX0020559, held by MALAKOFF, CITY OF; Publicly owned treatment works; Administratively continued (past its expiration date and still in force until reissued); issued March 22, 2017, term to February 1, 2022; discharges to UNNAMED TRIB;CEDAR CK, TRINITY RIVER ABOVE LA.
- Nitrogen, ammonia total [as N]: 3 limits, 21 violations of any kind, 18 effluent exceedances, latest May 31, 2026, largest 247% over the limit.
- Flow, in conduit or thru treatment plant: 2 limits, 6 violations of any kind, 3 effluent exceedances, latest January 31, 2021, largest 3% over the limit.
- Solids, total suspended: 3 limits, 5 violations of any kind, 2 effluent exceedances, latest May 31, 2005, largest 38% over the limit.
- E. coli: 2 limits, 2 violations of any kind, 2 effluent exceedances, latest May 31, 2018, largest 1,275% over the limit.
- Chromium, sludge, total, dry weight [as Cr]: 5 limits, 11 violations of any kind, 0 effluent exceedances.
- Arsenic, dry weight: 5 limits, 8 violations of any kind, 0 effluent exceedances.
- Selenium, dry weight: 3 limits, 6 violations of any kind, 0 effluent exceedances.
- Copper, dry weight: 3 limits, 6 violations of any kind, 0 effluent exceedances.
- Cadmium, dry weight: 3 limits, 6 violations of any kind, 0 effluent exceedances.
- Molybdenum, sludge, total, dry weight [as Mo]: 3 limits, 6 violations of any kind, 0 effluent exceedances.
- Zinc, sludge, total, dry weight [as Zn]: 3 limits, 6 violations of any kind, 0 effluent exceedances.
- Lead, sludge, total, dry weight [as Pb]: 3 limits, 6 violations of any kind, 0 effluent exceedances.
- Nickel, sludge, total, dry weight [as Ni]: 3 limits, 6 violations of any kind, 0 effluent exceedances.
- Mercury, sludge, total, dry weight [as Hg]: 3 limits, 6 violations of any kind, 0 effluent exceedances.
- Description of pathogen option used: 2 limits, 5 violations of any kind, 0 effluent exceedances.
- Level of pathogen requirements achieved: 2 limits, 4 violations of any kind, 0 effluent exceedances.
- Vector attraction reduction alternative used: 2 limits, 4 violations of any kind, 0 effluent exceedances.
- pH: 3 limits, 3 violations of any kind, 0 effluent exceedances.
- BOD, carbonaceous [5 day, 20 C]: 3 limits, 3 violations of any kind, 0 effluent exceedances.
- Pollutant table from 503.13: 1 limit, 3 violations of any kind, 0 effluent exceedances.
- Nickel, total [as Ni]: 2 limits, 2 violations of any kind, 0 effluent exceedances.
- Chlorine, total residual: 2 limits, 2 violations of any kind, 0 effluent exceedances.
- Annual amt sludge transported interstate: 1 limit, 2 violations of any kind, 0 effluent exceedances.
- Compliance w/part 258 sludge requirement: 1 limit, 2 violations of any kind, 0 effluent exceedances.
- Oxygen, dissolved [DO]: 1 limit, 1 violation of any kind, 0 effluent exceedances.
- Fecal coliform: 1 limit, 1 violation of any kind, 0 effluent exceedances.
- Polychlorinated biphenyls [PCBs]: 1 limit, 1 violation of any kind, 0 effluent exceedances.
- Toxicity characteristic leaching procedure: 1 limit, 1 violation of any kind, 0 effluent exceedances.
- Ann. amt sludge disposed by other method: 1 limit, 1 violation of any kind, 0 effluent exceedances.
- Annual amt of sludge incinerated: 1 limit, 1 violation of any kind, 0 effluent exceedances.
- Annual sludge production, total: 1 limit, 1 violation of any kind, 0 effluent exceedances.
- Annual amount of sludge land applied: 1 limit, 1 violation of any kind, 0 effluent exceedances.
- Annual amt. sludge disposed surface unit: 1 limit, 1 violation of any kind, 0 effluent exceedances.
- Annual amt sludge disposed in landfill: 1 limit, 1 violation of any kind, 0 effluent exceedances.
- Unit w/liner/leachate collection system: 1 limit, 1 violation of any kind, 0 effluent exceedances.
- Boundary areas: 1 limit, 1 violation of any kind, 0 effluent exceedances.
- Salmonella: 1 limit, 1 violation of any kind, 0 effluent exceedances.
- Annual whole sludge application rate: 1 limit, 0 violations of any kind, 0 effluent exceedances.
- November 5, 2026: Under Review (State).
- August 10, 2026: Focused (S).
Texas holds 1,720 Publicly owned treatment works coverages of this permit type in EPA’s file; 429 were issued before TX0020559.
Coverages issued nearest TX0020559
- March 15, 2017: CITY OF LOVELADY WWTP, Lovelady, TX0027138, held by LOVELADY, CITY OF
- March 15, 2017: CITY OF BOWIE WWTP, Bowie, TX0111325, held by BOWIE, CITY OF
- March 20, 2017: CITY OF KOUNTZE WWTP, Kountze, TX0095478, held by KOUNTZE, CITY OF
- March 21, 2017: CITY OF LIVINGSTON WWTP, Livingston, TX0024163, held by LIVINGSTON, CITY OF
- March 21, 2017: CITY OF BUFFALO WWTP, Buffalo, TX0053627, held by CITY OF BUFFALO
- March 22, 2017: LINDSAY WWTP, Lindsay, TX0025097, held by CITY OF LINDSAY
- March 22, 2017: CITY OF JACKSBORO, Jacksboro, TX0069825
- March 22, 2017: HARRIS COUNTY MUD 130 WWTP, Houston, TX0091316, held by HARRIS COUNTY MUD 130
- March 28, 2017: CITY OF RUSK WWTP, Rusk, TX0054399, held by RUSK, CITY OF
- March 30, 2017: TDCJ ESTELLE UNIT, Huntsville, TX0092789, held by TEXAS DEPARTMENT OF CRIMINAL JUSTICE
CITY OF MALAKOFF WWTP among its neighbors
EPA’s permit file holds 2 discharge permits in the McAllister Slough-Cedar Creek subwatershed (HUC 120301070311), TX0020559 among them. Its county holds 101, 3 of them major permits; TX0020559 is a minor permit.
Other permits in the McAllister Slough-Cedar Creek subwatershed (HUC 120301070311)
- AVI ENERGY -SOLAR ARRAY MALAKOFF, Malakoff: TXR1582PW, minor permit, discharging to CEDAR CREEK RESERVOIR, permit term to March 4, 2028
Identity
| Facility as filed | CITY OF MALAKOFF WWTP |
|---|---|
| Permittee as filed | MALAKOFF, CITY OF |
| NPDES ID | TX0020559 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | March 22, 2017 |
| Expiration date | February 1, 2022 |
| Address | Malakoff, TX 75148 |
| Receiving water | UNNAMED TRIB;CEDAR CK, TRINITY RIVER ABOVE LA |
| Subwatershed | McAllister Slough-Cedar Creek (HUC 120301070311) |
| SIC | 4952 – Sewerage Systems |
Effluent limits and exceedances
- 38Pollutants on file
- 38Under a numeric limit
- 37With 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 |
|---|---|---|---|---|---|
| Nitrogen, ammonia total [as N] | 3 | 21 | 18 | May 31, 2026 | 247% over the limit |
| Flow, in conduit or thru treatment plant | 2 | 6 | 3 | January 31, 2021 | 3% over the limit |
| Solids, total suspended | 3 | 5 | 2 | May 31, 2005 | 38% over the limit |
| E. coli | 2 | 2 | 2 | May 31, 2018 | 1,275% over the limit |
| Chromium, sludge, total, dry weight [as Cr] | 5 | 11 | 0 | ||
| Arsenic, dry weight | 5 | 8 | 0 | ||
| Selenium, dry weight | 3 | 6 | 0 | ||
| Copper, dry weight | 3 | 6 | 0 | ||
| Cadmium, dry weight | 3 | 6 | 0 | ||
| Molybdenum, sludge, total, dry weight [as Mo] | 3 | 6 | 0 | ||
| Zinc, sludge, total, dry weight [as Zn] | 3 | 6 | 0 | ||
| Lead, sludge, total, dry weight [as Pb] | 3 | 6 | 0 | ||
| Nickel, sludge, total, dry weight [as Ni] | 3 | 6 | 0 | ||
| Mercury, sludge, total, dry weight [as Hg] | 3 | 6 | 0 | ||
| Description of pathogen option used | 2 | 5 | 0 | ||
| Level of pathogen requirements achieved | 2 | 4 | 0 | ||
| Vector attraction reduction alternative used | 2 | 4 | 0 | ||
| pH | 3 | 3 | 0 | ||
| BOD, carbonaceous [5 day, 20 C] | 3 | 3 | 0 | ||
| Pollutant table from 503.13 | 1 | 3 | 0 | ||
| Nickel, total [as Ni] | 2 | 2 | 0 | ||
| Chlorine, total residual | 2 | 2 | 0 | ||
| Annual amt sludge transported interstate | 1 | 2 | 0 | ||
| Compliance w/part 258 sludge requirement | 1 | 2 | 0 | ||
| Oxygen, dissolved [DO] | 1 | 1 | 0 | ||
| Fecal coliform | 1 | 1 | 0 | ||
| Polychlorinated biphenyls [PCBs] | 1 | 1 | 0 | ||
| Toxicity characteristic leaching procedure | 1 | 1 | 0 | ||
| Ann. amt sludge disposed by other method | 1 | 1 | 0 | ||
| Annual amt of sludge incinerated | 1 | 1 | 0 | ||
| Annual sludge production, total | 1 | 1 | 0 | ||
| Annual amount of sludge land applied | 1 | 1 | 0 | ||
| Annual amt. sludge disposed surface unit | 1 | 1 | 0 | ||
| Annual amt sludge disposed in landfill | 1 | 1 | 0 | ||
| Unit w/liner/leachate collection system | 1 | 1 | 0 | ||
| Boundary areas | 1 | 1 | 0 | ||
| Salmonella | 1 | 1 | 0 | ||
| Annual whole sludge application rate | 1 | 0 | 0 |
Inspections, violations and enforcement
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES TX0020559.
Inspections
| Date | What EPA recorded | Agency |
|---|---|---|
| August 10, 2026 | Focused | S |
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
| Date | What EPA recorded | Agency |
|---|---|---|
| November 5, 2026 | Under Review | State |
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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.