HARRIS COUNTY MUD 391 WWTP

Address

14820 0.5 MUESCHKE RD
HOUSTON, TX 77056
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County

HARRIS County

Inspections

2 · last Sep 24, 2024

Total Penalties

$0

Registry ID

110009115910

Compliance Status (Last 12 Quarters)

Number of calendar quarters, out of the last 12, in which this facility was in violation of its permit. Zero means no recorded violations in that program over the past three years.

2

Water (CWA)
Qtrs Non-Compliant

Compliance Violations

Individual permit violations recorded by the EPA across air, water, and hazardous waste programs. Open violations are unresolved as of the most recent ECHO data update.

Program	Type	Violation Date	Return to Compliance	Status
cwa	Permit Violations - Violation Specified in Comment	Sep 24, 2024	Sep 24, 2024	Resolved
cwa	Permit Violations - Violation Specified in Comment	Mar 26, 2015	—	Open

Discharge Limit Exceedances

Instances where this facility's reported discharge monitoring results exceeded its permitted limits under the Clean Water Act. Exceedance percentage shows how far over the permit limit the discharge was.

Pollutant	Violation	Reported	Limit	Exceedance	Period	Status
Solids, total suspended	DMR, Limited - Numeric Violation	12.90 mg/L	12.00	+8%	Jan 2026	Open
Solids, total suspended	DMR, Limited - Numeric Violation	83.30 mg/L	40.00	+108%	Jan 2026	Open
E. coli	DMR, Limited - Numeric Violation	1,990.00 MPN/100mL	200.00	+895%	Aug 2024	Open
Oxygen, dissolved [DO]	DMR, Limited - Numeric Violation	5.87 mg/L	6.00	+2%	Jul 2024	Open
BOD, carbonaceous [5 day, 20 C]	DMR, Limited - Numeric Violation	5.80 mg/L	5.00	+16%	Mar 2023	Open
E. coli	DMR, Limited - Numeric Violation	1,300.00 MPN/100mL	200.00	+550%	Feb 2019	Open
E. coli	DMR, Limited - Numeric Violation	490.00 MPN/100mL	200.00	+145%	Apr 2018	Open
E. coli	DMR, Limited - Numeric Violation	250.00 MPN/100mL	200.00	+25%	Feb 2018	Open
E. coli	DMR, Limited - Numeric Violation	250.00 MPN/100mL	200.00	+25%	Dec 2017	Open
Oxygen, dissolved [DO]	DMR, Limited - Numeric Violation	1.60 mg/L	6.00	+73%	Nov 2017	Open
BOD, carbonaceous [5 day, 20 C]	DMR, Limited - Numeric Violation	5.40 mg/L	5.00	+8%	Nov 2017	Open
Nitrogen, ammonia total [as N]	DMR, Limited - Numeric Violation	2.70 mg/L	2.00	+35%	Oct 2017	Open
E. coli	DMR, Limited - Numeric Violation	2,000.00 MPN/100mL	200.00	+900%	Jul 2017	Open
Solids, total suspended	DMR, Limited - Numeric Violation	43.00 mg/L	40.00	+8%	Jul 2017	Open
BOD, carbonaceous [5 day, 20 C]	DMR, Limited - Numeric Violation	5.50 mg/L	5.00	+10%	Jan 2017	Open
BOD, carbonaceous [5 day, 20 C]	DMR, Limited - Numeric Violation	5.10 mg/L	5.00	+2%	Nov 2016	Open
Nitrogen, ammonia total [as N]	DMR, Limited - Numeric Violation	3.70 mg/L	2.00	+85%	Oct 2016	Open
BOD, carbonaceous [5 day, 20 C]	DMR, Limited - Numeric Violation	6.10 mg/L	5.00	+22%	Oct 2016	Open
Nitrogen, ammonia total [as N]	DMR, Limited - Numeric Violation	2.40 mg/L	2.00	+20%	Sep 2016	Open
Nitrogen, ammonia total [as N]	DMR, Limited - Numeric Violation	3.72 kg/d	3.40	+9%	Sep 2016	Open
Flow, in conduit or thru treatment plant	DMR, Limited - Numeric Violation	0.45 MGD	0.45	+1%	Aug 2016	Open
Solids, total suspended	DMR, Limited - Numeric Violation	29.06 kg/d	25.42	+14%	Apr 2016	Open
Solids, total suspended	DMR, Limited - Numeric Violation	20.00 mg/L	15.00	+33%	Apr 2016	Open
Nitrogen, ammonia total [as N]	DMR, Limited - Numeric Violation	4.00 kg/d	3.40	+17%	Feb 2016	Open
Nitrogen, ammonia total [as N]	DMR, Limited - Numeric Violation	2.90 mg/L	2.00	+45%	Feb 2016	Open

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