NPDES TX0027308 · Clean Water Act
CONROE BAY WATER SEWER SUPPLY WWTP, Willis, TX: NPDES TX0027308 discharge permit, effluent exceedances, inspections, penalties
CONROE BAY WATER SEWER SUPPLY WWTP, Willis, Texas: Individual permit TX0027308, held by CONROE BAY WATER SEWER SUPPLY CORPORATION; Administratively continued; issued December 3, 2018, term to December 3, 2023; discharges to LAKE CONROE.
1 of the 39 pollutants listed for NPDES TX0027308 have no violation or effluent exceedance.
- E. coli: 2 limits, 9 violations of any kind, 3 effluent exceedances, latest July 31, 2016, largest 1,128% over the limit.
- Solids, total suspended: 3 limits, 116 violations of any kind, 2 effluent exceedances, latest October 31, 2015, largest 18% over the limit.
- Oxygen, dissolved [DO]: 1 limit, 40 violations of any kind, 2 effluent exceedances, latest June 30, 2012, largest 25% over the limit.
- pH: 3 limits, 79 violations of any kind, 1 effluent exceedance, latest July 31, 2010.
- Chlorine, total residual: 2 limits, 75 violations of any kind, 1 effluent exceedance, latest July 31, 2008, largest 20% over the limit.
- Nitrogen, ammonia total [as N]: 3 limits, 37 violations of any kind, 1 effluent exceedance, latest November 30, 2024, largest 9% over the limit.
- BOD, 5-day, 20 deg. C: 0 limits, 78 violations of any kind.
- Flow, in conduit or thru treatment plant: 2 limits, 73 violations of any kind.
- BOD, carbonaceous [5 day, 20 C]: 3 limits, 36 violations of any kind.
- Arsenic, dry weight: 5 limits, 13 violations of any kind.
- Chromium, sludge, total, dry weight [as Cr]: 5 limits, 13 violations of any kind.
- Selenium, dry weight: 3 limits, 9 violations of any kind.
- Copper, dry weight: 3 limits, 9 violations of any kind.
- Cadmium, dry weight: 3 limits, 9 violations of any kind.
- Molybdenum, sludge, total, dry weight [as Mo]: 3 limits, 9 violations of any kind.
- Zinc, sludge, total, dry weight [as Zn]: 3 limits, 9 violations of any kind.
- Lead, sludge, total, dry weight [as Pb]: 3 limits, 9 violations of any kind.
- Nickel, sludge, total, dry weight [as Ni]: 3 limits, 9 violations of any kind.
- Mercury, sludge, total, dry weight [as Hg]: 3 limits, 9 violations of any kind.
- Level of pathogen requirements achieved: 2 limits, 5 violations of any kind.
- Description of pathogen option used: 2 limits, 5 violations of any kind.
- Vector attraction reduction alternative used: 2 limits, 5 violations of any kind.
- Nickel, total [as Ni]: 2 limits, 4 violations of any kind.
- Polychlorinated biphenyls [PCBs]: 1 limit, 3 violations of any kind.
- Toxicity characteristic leaching procedure: 1 limit, 3 violations of any kind.
- Ann. amt sludge disposed by other method: 1 limit, 3 violations of any kind.
- Annual amt of sludge incinerated: 1 limit, 3 violations of any kind.
- Annual sludge production, total: 1 limit, 3 violations of any kind.
- Annual amount of sludge land applied: 1 limit, 3 violations of any kind.
- Annual amt. sludge disposed surface unit: 1 limit, 3 violations of any kind.
- Annual amt sludge disposed in landfill: 1 limit, 3 violations of any kind.
- Annual amt sludge transported interstate: 1 limit, 3 violations of any kind.
- Pollutant table from 503.13: 1 limit, 3 violations of any kind.
- Fecal coliform: 1 limit, 2 violations of any kind.
- Unit w/liner/leachate collection system: 1 limit, 2 violations of any kind.
- Compliance w/part 258 sludge requirement: 1 limit, 2 violations of any kind.
- Boundary areas: 1 limit, 2 violations of any kind.
- Salmonella: 1 limit, 2 violations of any kind.
- Annual whole sludge application rate: 1 limit.
- November 4, 2025: Permit Violations - Violation Specified in Comment (ST6).
- May 23, 2023: Permit Violations - Violation Specified in Comment (ST6).
- December 18, 2018: Permit Violations - Violation Specified in Comment (ST6).
CONROE BAY WATER SEWER SUPPLY WWTP among its neighbors
50 discharge permits are in the Hostetter Creek-Conroe Lake subwatershed (HUC 120401010204); TX0027308 is one. Its county: 1,439, 16 major; TX0027308 is minor permit.
Other permits in the Hostetter Creek-Conroe Lake subwatershed (HUC 120401010204)
- BEAUVIEW WWTP, Willis: TX0117374, minor, term to 2022-06-01
- CEDAR PINES RV RESORT, Willis: TX0141330, minor, term to 2027-07-12
- CHAMBERS CREEK, Willis: TXR1540RE, minor, term to 2028-03-04
- CHAMBERS CREEK 12, Willis: TXR1554WX, minor, term to 2028-03-04
- CHAMBERS CREEK 14A, Willis: TXR1597WW, minor, term to 2028-03-04
- CHAMBERS CREEK PH 3B, Willis: TXR1573VK, minor, term to 2028-03-04
- CHAMBERS CREEK RANCH, Willis: TXR1585PW, minor, term to 2028-03-04
- CHAMBERS CREEK SEC 10, Willis: TXR1593SA, minor, term to 2028-03-04
- CHAMBERS CREEK SEC 12, Willis: TXR1534WS, minor, term to 2028-03-04
- CHAMBERS CREEK SEC 14A & 14B, Willis: TXR1536XI, minor, term to 2028-03-04
Identity
| Facility | CONROE BAY WATER SEWER SUPPLY WWTP |
|---|---|
| Permittee | CONROE BAY WATER SEWER SUPPLY CORPORATION |
| NPDES ID | TX0027308 |
| Status | Administratively continued |
| Type | Individual permit |
| Class | Minor |
| Facility type | Non-POTW |
| Issued | December 3, 2018 |
| Expires | December 3, 2023 |
| Address | Willis, TX 77318 |
| Receiving water | LAKE CONROE |
| Subwatershed | Hostetter Creek-Conroe Lake (HUC 120401010204) |
| SIC | 4952 – Sewerage Systems |
NPDES TX0027308: effluent limits and exceedances
CONROE BAY WATER SEWER SUPPLY WWTP (NPDES TX0027308): 39 pollutants on file, 38 limited; 38 with a violation of any kind, 6 with an exceedance.
| Pollutant | Limits | Violations | Exceedances | Latest | Largest, as filed |
|---|---|---|---|---|---|
| E. coli | 2 | 9 | 3 | July 31, 2016 | 1,128% over the limit |
| Solids, total suspended | 3 | 116 | 2 | October 31, 2015 | 18% over the limit |
| Oxygen, dissolved [DO] | 1 | 40 | 2 | June 30, 2012 | 25% over the limit |
| pH | 3 | 79 | 1 | July 31, 2010 | |
| Chlorine, total residual | 2 | 75 | 1 | July 31, 2008 | 20% over the limit |
| Nitrogen, ammonia total [as N] | 3 | 37 | 1 | November 30, 2024 | 9% over the limit |
| BOD, 5-day, 20 deg. C | 0 | 78 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 73 | 0 | ||
| BOD, carbonaceous [5 day, 20 C] | 3 | 36 | 0 | ||
| Arsenic, dry weight | 5 | 13 | 0 | ||
| Chromium, sludge, total, dry weight [as Cr] | 5 | 13 | 0 | ||
| Selenium, dry weight | 3 | 9 | 0 | ||
| Copper, dry weight | 3 | 9 | 0 | ||
| Cadmium, dry weight | 3 | 9 | 0 | ||
| Molybdenum, sludge, total, dry weight [as Mo] | 3 | 9 | 0 | ||
| Zinc, sludge, total, dry weight [as Zn] | 3 | 9 | 0 | ||
| Lead, sludge, total, dry weight [as Pb] | 3 | 9 | 0 | ||
| Nickel, sludge, total, dry weight [as Ni] | 3 | 9 | 0 | ||
| Mercury, sludge, total, dry weight [as Hg] | 3 | 9 | 0 | ||
| Level of pathogen requirements achieved | 2 | 5 | 0 | ||
| Description of pathogen option used | 2 | 5 | 0 | ||
| Vector attraction reduction alternative used | 2 | 5 | 0 | ||
| Nickel, total [as Ni] | 2 | 4 | 0 | ||
| Polychlorinated biphenyls [PCBs] | 1 | 3 | 0 | ||
| Toxicity characteristic leaching procedure | 1 | 3 | 0 | ||
| Ann. amt sludge disposed by other method | 1 | 3 | 0 | ||
| Annual amt of sludge incinerated | 1 | 3 | 0 | ||
| Annual sludge production, total | 1 | 3 | 0 | ||
| Annual amount of sludge land applied | 1 | 3 | 0 | ||
| Annual amt. sludge disposed surface unit | 1 | 3 | 0 | ||
| Annual amt sludge disposed in landfill | 1 | 3 | 0 | ||
| Annual amt sludge transported interstate | 1 | 3 | 0 | ||
| Pollutant table from 503.13 | 1 | 3 | 0 | ||
| Fecal coliform | 1 | 2 | 0 | ||
| Unit w/liner/leachate collection system | 1 | 2 | 0 | ||
| Compliance w/part 258 sludge requirement | 1 | 2 | 0 | ||
| Boundary areas | 1 | 2 | 0 | ||
| Salmonella | 1 | 2 | 0 | ||
| Annual whole sludge application rate | 1 | 0 | 0 |
NPDES TX0027308: inspections, violations and enforcement
NPDES TX0027308: 3 single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| November 4, 2025 | Permit Violations - Violation Specified in Comment | ST6 |
| May 23, 2023 | Permit Violations - Violation Specified in Comment | ST6 |
| December 18, 2018 | Permit Violations - Violation Specified in Comment | ST6 |
NPDES TX0027308 (CONROE BAY WATER SEWER SUPPLY WWTP): no inspection, formal enforcement action and informal enforcement action on file.
Watch NPDES TX0027308
NPDES TX0027308: one email when its EPA record changes — $99/month.
Permits near NPDES TX0027308
NPDES TX0027308: 39 pollutant rows, 3 dated events; ICIS-NPDES download, loaded October 14, 2026.