BAYTOWN 21-27 DISCHARGE FACILITY
NPDES ID: WY0096296
D — SNC: Discharge monitoring report not received
The facility didn't submit its required discharge monitoring report.
Violations
December 31, 2025
Specific conductance
10% over limit
Discharged 8280 umho/cm against a permitted limit of 7500 umho/cm (DAILY MX)
DMR, Limited - Numeric Violation
Chloride
4% over limit
Discharged 2070 mg/L against a permitted limit of 2000 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
June 30, 2025
Radium 226, total
25% over limit
Discharged 74.9 pCi/L against a permitted limit of 60 pCi/L (DAILY MX)
DMR, Limited - Numeric Violation
February 28, 2025
Sulfide, total [as S]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
pH
0% over limit
Discharged 0 SU against a permitted limit of 0 SU (INST MIN)
DMR, Monitor Only - Overdue
pH
0% over limit
Discharged 0 SU against a permitted limit of 0 SU (INST MAX)
DMR, Monitor Only - Overdue
pH
0% over limit
Discharged 0 SU against a permitted limit of 9 SU (INST MAX)
DMR, Limited - Overdue
Produced water, oil and grease
0% over limit
Discharged 0 mg/L against a permitted limit of 10 mg/L (DAILY MX)
DMR, Limited - Overdue
pH
0% over limit
Discharged 0 SU against a permitted limit of 6.5 SU (INST MIN)
DMR, Limited - Overdue
Sulfide, total [as S]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
December 31, 2024
Radium 226, total
38% over limit
Discharged 82.8 pCi/L against a permitted limit of 60 pCi/L (DAILY MX)
DMR, Limited - Overdue
Radium 226, total
38% over limit
Discharged 82.8 pCi/L against a permitted limit of 60 pCi/L (DAILY MX)
DMR, Limited - Numeric Violation
Sulfide, total [as S]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
Produced water, oil and grease
0% over limit
Discharged 0 mg/L against a permitted limit of 10 mg/L (DAILY MX)
DMR, Limited - Overdue
pH
0% over limit
Discharged 8.5 SU against a permitted limit of 6.5 SU (INST MIN)
DMR, Limited - Overdue
Sulfide, total [as S]
0% over limit
Discharged 80 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
Flow
0% over limit
Discharged 0.12 MGD against a permitted limit of 0 MGD (DAILY MX)
DMR, Monitor Only - Overdue
pH
0% over limit
Discharged 8.6 SU against a permitted limit of 0 SU (INST MIN)
DMR, Monitor Only - Overdue
pH
0% over limit
Discharged 8.5 SU against a permitted limit of 9 SU (INST MAX)
DMR, Limited - Overdue
Sulfate
0% over limit
Discharged 528 mg/L against a permitted limit of 3000 mg/L (DAILY MX)
DMR, Limited - Overdue
Flow
0% over limit
Discharged 0.12 MGD against a permitted limit of 0 MGD (MO AVG)
DMR, Monitor Only - Overdue
Specific conductance
2% over limit
Discharged 7620 umho/cm against a permitted limit of 7500 umho/cm (DAILY MX)
DMR, Limited - Overdue
Specific conductance
2% over limit
Discharged 7620 umho/cm against a permitted limit of 7500 umho/cm (DAILY MX)
DMR, Limited - Numeric Violation
pH
0% over limit
Discharged 8.6 SU against a permitted limit of 0 SU (INST MAX)
DMR, Monitor Only - Overdue
Chloride
0% over limit
Discharged 1870 mg/L against a permitted limit of 2000 mg/L (DAILY MX)
DMR, Limited - Overdue
November 30, 2024
Flow
0% over limit
Discharged 0.12 MGD against a permitted limit of 0 MGD (MO AVG)
DMR, Monitor Only - Overdue
Flow
0% over limit
Discharged 0.12 MGD against a permitted limit of 0 MGD (DAILY MX)
DMR, Monitor Only - Overdue
October 31, 2024
pH
0% over limit
Discharged 8.5 SU against a permitted limit of 6.5 SU (INST MIN)
DMR, Limited - Overdue
Sulfide, total [as S]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
pH
0% over limit
Discharged 8.5 SU against a permitted limit of 9 SU (INST MAX)
DMR, Limited - Overdue
Produced water, oil and grease
0% over limit
Discharged 0 mg/L against a permitted limit of 10 mg/L (DAILY MX)
DMR, Limited - Overdue
pH
0% over limit
Discharged 8.5 SU against a permitted limit of 0 SU (INST MIN)
DMR, Monitor Only - Overdue
Flow
0% over limit
Discharged 0.12 MGD against a permitted limit of 0 MGD (DAILY MX)
DMR, Monitor Only - Overdue
Flow
0% over limit
Discharged 0.12 MGD against a permitted limit of 0 MGD (MO AVG)
DMR, Monitor Only - Overdue
Sulfide, total [as S]
0% over limit
Discharged 0.07 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
pH
0% over limit
Discharged 8.5 SU against a permitted limit of 0 SU (INST MAX)
DMR, Monitor Only - Overdue
September 30, 2024
Flow
0% over limit
Discharged 0.119 MGD against a permitted limit of 0 MGD (MO AVG)
DMR, Monitor Only - Overdue
Flow
0% over limit
Discharged 0.119 MGD against a permitted limit of 0 MGD (DAILY MX)
DMR, Monitor Only - Overdue
August 31, 2024
pH
0% over limit
Discharged 8.4 SU against a permitted limit of 0 SU (INST MAX)
DMR, Monitor Only - Overdue
Sulfide, total [as S]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
Flow
0% over limit
Discharged 0.12 MGD against a permitted limit of 0 MGD (MO AVG)
DMR, Monitor Only - Overdue
Produced water, oil and grease
0% over limit
Discharged 0 mg/L against a permitted limit of 10 mg/L (DAILY MX)
DMR, Limited - Overdue
Flow
0% over limit
Discharged 0.12 MGD against a permitted limit of 0 MGD (DAILY MX)
DMR, Monitor Only - Overdue
Sulfide, total [as S]
0% over limit
Discharged 0.06 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
pH
0% over limit
Discharged 8.4 SU against a permitted limit of 0 SU (INST MIN)
DMR, Monitor Only - Overdue
July 31, 2024
Flow
0% over limit
Discharged 0.12 MGD against a permitted limit of 0 MGD (DAILY MX)
DMR, Monitor Only - Overdue
Flow
0% over limit
Discharged 0.12 MGD against a permitted limit of 0 MGD (MO AVG)
DMR, Monitor Only - Overdue
First flagged
April 14, 2026 (3 months ago)
Last confirmed
July 13, 2026 (24 days ago)