Non-Compliance Clean Water Act

CITY OF SONORA WWTP

Quick Summary

•Currently out of compliance in at least one environmental program (CAA, CWA, or RCRA).
•Assessed $0 in total penalties since records began.

Address: SUTTON CO,S OF SONORA& S DRY
SONORA, TX 76950
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County: SUTTON County
Inspections: 2 · last Apr 9, 2025
Total Penalties: $0 · last May 18, 2016
Registry ID: 110009781520

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.

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	Oct 5, 2016	—	Open
cwa	Permit Violations - Violation Specified in Comment	May 28, 2014	—	Open
cwa	Schedule Event unachieved and not reported	Oct 8, 2009	Nov 29, 2010	Resolved
cwa	Schedule Event reported late	Oct 8, 2009	—	Open
cwa	Schedule Event achieved late but reported	Oct 8, 2009	—	Open
cwa	Schedule Event unachieved but reported	Oct 8, 2009	Nov 29, 2010	Resolved
cwa	Schedule Event unachieved and not reported	Sep 23, 2009	Nov 29, 2010	Resolved
cwa	Schedule Event reported late	Sep 23, 2009	—	Open
cwa	Schedule Event achieved late but reported	Sep 23, 2009	—	Open
cwa	Schedule Event unachieved but reported	Sep 23, 2009	Nov 29, 2010	Resolved
cwa	Schedule Event unachieved and not reported	Sep 30, 2003	Nov 25, 2003	Resolved
cwa	Schedule Event achieved late but reported	Sep 30, 2003	—	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
E. coli	DMR, Limited - Numeric Violation	2,419.60 MPN/100mL	399.00	+506%	Jul 2025	Open
Solids, total suspended	DMR, Limited - Numeric Violation	141.00 mg/L	40.00	+253%	Oct 2023	Open
Solids, total suspended	DMR, Limited - Numeric Violation	136.52 mg/L	15.00	+810%	Oct 2023	Open
BOD, carbonaceous [5 day, 20 C]	DMR, Limited - Numeric Violation	47.00 mg/L	25.00	+88%	Dec 2017	Open
BOD, carbonaceous [5 day, 20 C]	DMR, Limited - Numeric Violation	39.55 mg/L	10.00	+296%	Dec 2017	Resolved
BOD, carbonaceous [5 day, 20 C]	DMR, Limited - Numeric Violation	27.24 mg/L	10.00	+172%	Nov 2017	Resolved
BOD, carbonaceous [5 day, 20 C]	DMR, Limited - Numeric Violation	60.90 mg/L	25.00	+144%	Nov 2017	Open
BOD, carbonaceous [5 day, 20 C]	DMR, Limited - Numeric Violation	12.48 mg/L	10.00	+25%	Oct 2017	Resolved
BOD, carbonaceous [5 day, 20 C]	DMR, Limited - Numeric Violation	43.90 mg/L	25.00	+76%	Oct 2017	Open
Flow, in conduit or thru treatment plant	DMR, Limited - Numeric Violation	2.17 MGD	0.88	+148%	Jan 2017	Open

Enforcement Actions

Formal enforcement cases brought by the EPA or state agencies, including administrative orders and civil penalties assessed. Penalty amounts reflect what was formally assessed, not necessarily what was collected.

State CWA Penalty AO

Clean Water Act · Case TX-2014-1438-MWD-E · May 18, 2016

$18,203

State CWA Penalty AO

Clean Water Act · Case TX-2010-1891-MWD-E · Nov 18, 2011

$30,986

State Administrative Order of Consent

Clean Water Act · Case TX-2008-1921-MWD-E · Jul 9, 2009

$26,192

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