NPDES TX0023361 · Clean Water Act
SAN DIEGO WWTP, San Diego, TX: NPDES TX0023361 discharge permit, effluent exceedances, inspections, penalties
SAN DIEGO WWTP, San Diego, Texas: Individual permit TX0023361, held by SAN DIEGO MUD 1; Publicly owned treatment works; Administratively continued; issued October 7, 2015, term to July 1, 2020; discharges to SAN DIEGO CREEK/SAN FERNANDO CREEK.
1 of the 38 pollutants listed for NPDES TX0023361 have no violation or effluent exceedance.
- BOD, carbonaceous [5 day, 20 C]: 3 limits, 46 violations of any kind, 30 effluent exceedances, latest March 31, 2022, largest 384% over the limit.
- Nitrogen, ammonia total [as N]: 3 limits, 41 violations of any kind, 26 effluent exceedances, latest December 31, 2021, largest 809% over the limit.
- Solids, total suspended: 3 limits, 32 violations of any kind, 16 effluent exceedances, latest March 31, 2022, largest 99,999% over the limit.
- E. coli: 2 limits, 18 violations of any kind, 10 effluent exceedances, latest August 31, 2023, largest 2,281% over the limit.
- Flow, in conduit or thru treatment plant: 2 limits, 15 violations of any kind, 3 effluent exceedances, latest June 30, 2022, largest 34,567% over the limit.
- Oxygen, dissolved [DO]: 1 limit, 6 violations of any kind, 1 effluent exceedance, latest April 30, 2005, largest 87% over the limit.
- Chromium, sludge, total, dry weight [as Cr]: 5 limits, 36 violations of any kind.
- Arsenic, dry weight: 5 limits, 33 violations of any kind.
- Selenium, dry weight: 3 limits, 21 violations of any kind.
- Copper, dry weight: 3 limits, 21 violations of any kind.
- Cadmium, dry weight: 3 limits, 21 violations of any kind.
- Molybdenum, sludge, total, dry weight [as Mo]: 3 limits, 21 violations of any kind.
- Zinc, sludge, total, dry weight [as Zn]: 3 limits, 21 violations of any kind.
- Lead, sludge, total, dry weight [as Pb]: 3 limits, 21 violations of any kind.
- Nickel, sludge, total, dry weight [as Ni]: 3 limits, 21 violations of any kind.
- Mercury, sludge, total, dry weight [as Hg]: 3 limits, 21 violations of any kind.
- pH: 3 limits, 18 violations of any kind.
- Level of pathogen requirements achieved: 2 limits, 14 violations of any kind.
- Description of pathogen option used: 2 limits, 14 violations of any kind.
- Vector attraction reduction alternative used: 2 limits, 14 violations of any kind.
- Nickel, total [as Ni]: 2 limits, 12 violations of any kind.
- Chlorine, total residual: 2 limits, 12 violations of any kind.
- Polychlorinated biphenyls [PCBs]: 1 limit, 8 violations of any kind.
- Toxicity characteristic leaching procedure: 1 limit, 8 violations of any kind.
- Ann. amt sludge disposed by other method: 1 limit, 8 violations of any kind.
- Annual amt of sludge incinerated: 1 limit, 8 violations of any kind.
- Annual sludge production, total: 1 limit, 8 violations of any kind.
- Annual amount of sludge land applied: 1 limit, 8 violations of any kind.
- Annual amt. sludge disposed surface unit: 1 limit, 8 violations of any kind.
- Annual amt sludge disposed in landfill: 1 limit, 8 violations of any kind.
- Annual amt sludge transported interstate: 1 limit, 8 violations of any kind.
- Pollutant table from 503.13: 1 limit, 8 violations of any kind.
- Compliance w/part 258 sludge requirement: 1 limit, 7 violations of any kind.
- Fecal coliform: 1 limit, 6 violations of any kind.
- Unit w/liner/leachate collection system: 1 limit, 6 violations of any kind.
- Boundary areas: 1 limit, 6 violations of any kind.
- Salmonella: 1 limit, 6 violations of any kind.
- Annual whole sludge application rate: 1 limit.
- February 11, 2026: Follow-Up (S).
Texas holds 1,720 Publicly owned treatment works coverages of this permit type in EPA’s file; 177 were issued before TX0023361.
Coverages issued nearest TX0023361
- 2015-09-28: SAN FELIPE WWTP, Del Rio: TX0047198, held by CITY OF DEL RIO
- 2015-09-28: SILVER LAKE WWTP, Del Rio: TX0053830, held by DEL RIO, CITY OF
- 2015-09-28: SEINNA PLANTATION MUD 1 WWTP 2, Fort Bend County: TX0119539, held by SIENNA PLANTATION MUD NO 1
- 2015-10-02: WILLOW CREEK FARMS MUD WWTF, Waller County: TX0128236, held by WILLOW CREEK FARMS MUD 1
- 2015-10-07: ROBSTOWN WWTF, Robstown: TX0020389, held by ROBSTOWN, CITY OF
- 2015-10-07: CITY OF GRUVER WWTP, Gruver: TX0023604, held by GRUVER, CITY OF
- 2015-10-07: CITY OF RAYMONDVILLE WWTP, Raymondville: TX0024546, held by RAYMONDVILLE, CITY OF
- 2015-10-07: CITY OF SPEARMAN WWTP, Spearman: TX0032328, held by SPEARMAN, CITY OF
- 2015-10-07: LEON CREEK WATER RECYCLING CENTER WWTP, San Antonio: TX0052639, held by SAN ANTONIO WATER SYSTEM
- 2015-10-07: RIVERIA WCID WWTP, Riviera: TX0112763, held by RIVERIA WCID
SAN DIEGO WWTP among its neighbors
2 discharge permits are in the Town of San Diego-San Diego Creek subwatershed (HUC 121102040310); TX0023361 is one. Its county: 11, 0 major; TX0023361 is minor permit.
Other permits in the Town of San Diego-San Diego Creek subwatershed (HUC 121102040310)
- CIELO VISTA NORTH & SOUTH ACCESS ROADS, San Diego: TXR1505YW, minor, term to 2028-03-04
Identity
| Facility | SAN DIEGO WWTP |
|---|---|
| Permittee | SAN DIEGO MUD 1 |
| NPDES ID | TX0023361 |
| Status | Administratively continued |
| Type | Individual permit |
| Class | Minor |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | October 7, 2015 |
| Expires | July 1, 2020 |
| Address | San Diego, TX 78384 |
| Receiving water | SAN DIEGO CREEK/SAN FERNANDO CREEK |
| Subwatershed | Town of San Diego-San Diego Creek (HUC 121102040310) |
| SIC | 4952 – Sewerage Systems |
NPDES TX0023361: effluent limits and exceedances
SAN DIEGO WWTP (NPDES TX0023361): 38 pollutants on file, 38 limited; 37 with a violation of any kind, 6 with an exceedance.
| Pollutant | Limits | Violations | Exceedances | Latest | Largest, as filed |
|---|---|---|---|---|---|
| BOD, carbonaceous [5 day, 20 C] | 3 | 46 | 30 | March 31, 2022 | 384% over the limit |
| Nitrogen, ammonia total [as N] | 3 | 41 | 26 | December 31, 2021 | 809% over the limit |
| Solids, total suspended | 3 | 32 | 16 | March 31, 2022 | 99,999% over the limit |
| E. coli | 2 | 18 | 10 | August 31, 2023 | 2,281% over the limit |
| Flow, in conduit or thru treatment plant | 2 | 15 | 3 | June 30, 2022 | 34,567% over the limit |
| Oxygen, dissolved [DO] | 1 | 6 | 1 | April 30, 2005 | 87% over the limit |
| Chromium, sludge, total, dry weight [as Cr] | 5 | 36 | 0 | ||
| Arsenic, dry weight | 5 | 33 | 0 | ||
| Selenium, dry weight | 3 | 21 | 0 | ||
| Copper, dry weight | 3 | 21 | 0 | ||
| Cadmium, dry weight | 3 | 21 | 0 | ||
| Molybdenum, sludge, total, dry weight [as Mo] | 3 | 21 | 0 | ||
| Zinc, sludge, total, dry weight [as Zn] | 3 | 21 | 0 | ||
| Lead, sludge, total, dry weight [as Pb] | 3 | 21 | 0 | ||
| Nickel, sludge, total, dry weight [as Ni] | 3 | 21 | 0 | ||
| Mercury, sludge, total, dry weight [as Hg] | 3 | 21 | 0 | ||
| pH | 3 | 18 | 0 | ||
| Level of pathogen requirements achieved | 2 | 14 | 0 | ||
| Description of pathogen option used | 2 | 14 | 0 | ||
| Vector attraction reduction alternative used | 2 | 14 | 0 | ||
| Nickel, total [as Ni] | 2 | 12 | 0 | ||
| Chlorine, total residual | 2 | 12 | 0 | ||
| Polychlorinated biphenyls [PCBs] | 1 | 8 | 0 | ||
| Toxicity characteristic leaching procedure | 1 | 8 | 0 | ||
| Ann. amt sludge disposed by other method | 1 | 8 | 0 | ||
| Annual amt of sludge incinerated | 1 | 8 | 0 | ||
| Annual sludge production, total | 1 | 8 | 0 | ||
| Annual amount of sludge land applied | 1 | 8 | 0 | ||
| Annual amt. sludge disposed surface unit | 1 | 8 | 0 | ||
| Annual amt sludge disposed in landfill | 1 | 8 | 0 | ||
| Annual amt sludge transported interstate | 1 | 8 | 0 | ||
| Pollutant table from 503.13 | 1 | 8 | 0 | ||
| Compliance w/part 258 sludge requirement | 1 | 7 | 0 | ||
| Fecal coliform | 1 | 6 | 0 | ||
| Unit w/liner/leachate collection system | 1 | 6 | 0 | ||
| Boundary areas | 1 | 6 | 0 | ||
| Salmonella | 1 | 6 | 0 | ||
| Annual whole sludge application rate | 1 | 0 | 0 |
NPDES TX0023361: inspections, violations and enforcement
NPDES TX0023361: 1 inspection
| Date | What EPA recorded | Agency |
|---|---|---|
| February 11, 2026 | Follow-Up | S |
NPDES TX0023361 (SAN DIEGO WWTP): no single-event violation, formal enforcement action and informal enforcement action on file.
Watch NPDES TX0023361
NPDES TX0023361: one email when its EPA record changes — $99/month.
Permits near NPDES TX0023361
NPDES TX0023361: 38 pollutant rows, 1 dated events; ICIS-NPDES download, loaded October 14, 2026.