WHEATON SANITARY DISTRICT WWTF

Address

1 S 649 SHAFFNER ROAD
WHEATON, IL 60189
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County

DU PAGE County

Inspections

3 · last Apr 17, 2023

Total Penalties

$0

Registry ID

110000731780

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

0

Hazardous Waste (RCRA)
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	Dry-weather SSO, no discharge to waters of the U.S., that may endanger health or the environment	Jan 12, 2026	—	Open
cwa	Wet-weather SSO discharge to waters of the U.S. that may endanger health or the environment	Jan 8, 2026	—	Open
cwa	Wet-weather SSO discharge to waters of the U.S. that may endanger health or the environment	Jan 31, 2025	—	Open
cwa	Schedule Event achieved late but reported	Mar 31, 2024	—	Open
cwa	Schedule Event reported late	Mar 31, 2021	—	Open
cwa	Schedule Event achieved late but reported	Mar 31, 2021	—	Open
cwa	Schedule Event achieved late but reported	Jan 31, 2021	—	Open
cwa	Schedule Event achieved late but reported	Jan 31, 2021	—	Open
cwa	Schedule Event unachieved and not reported	Jul 31, 2018	Sep 11, 2020	Resolved
cwa	Schedule Event unachieved but reported	Jul 31, 2018	Sep 11, 2020	Resolved
cwa	Schedule Event achieved late but reported	Jul 31, 2018	—	Open
cwa	Schedule Event reported late	Jul 31, 2018	—	Open
cwa	Schedule Event achieved late but reported	Mar 31, 2018	—	Open
cwa	Schedule Event achieved late but reported	Mar 31, 2018	—	Open
cwa	WW SSO - Discharge to Waters	Apr 11, 2014	—	Open
cwa	WW SSO - Overflow to Dry Land or Building Backup	Aug 22, 2013	—	Open
cwa	WW SSO - Improper Operation and Maintenance	Aug 22, 2013	—	Open
cwa	Schedule Event achieved late but reported	Jan 31, 2011	—	Open
cwa	Schedule Event reported late	Jan 31, 2011	—	Open
cwa	Effluent Violations - Narrative Effluent Violation	Oct 26, 2010	—	Open
cwa	Management Practice Violations - Improper Operation and Maintenance	Oct 26, 2010	—	Open
cwa	WW SSO - Overflow to Dry Land or Building Backup	Jun 3, 2010	—	Open
cwa	WW SSO - Improper Operation and Maintenance	Jun 3, 2010	—	Open
cwa	Schedule Event achieved late but reported	Jan 31, 2010	—	Open
cwa	WW SSO - Overflow to Dry Land or Building Backup	Aug 31, 2009	—	Open
cwa	WW SSO - Improper Operation and Maintenance	Aug 31, 2009	—	Open
cwa	Schedule Event achieved late but reported	Mar 4, 2009	—	Open
cwa	Schedule Event reported late	Feb 28, 2009	—	Open
cwa	Schedule Event achieved late but reported	Feb 28, 2009	—	Open
cwa	Schedule Event achieved late but reported	Jan 31, 2009	—	Open
cwa	Schedule Event reported late	Jan 31, 2009	—	Open
cwa	Schedule Event unachieved and not reported	Jan 31, 2009	Apr 29, 2009	Resolved
cwa	Schedule Event unachieved but reported	Jan 31, 2009	Apr 29, 2009	Resolved
cwa	Schedule Event unachieved and not reported	Nov 30, 2008	Mar 23, 2009	Resolved
cwa	Schedule Event unachieved but reported	Nov 30, 2008	Mar 23, 2009	Resolved
cwa	Schedule Event achieved late but reported	Nov 30, 2008	—	Open
cwa	Schedule Event reported late	Nov 30, 2008	—	Open
cwa	Effluent Violations - Narrative Effluent Violation	Sep 30, 2008	—	Open
cwa	Effluent Violations - Narrative Effluent Violation	Jul 31, 2008	—	Open
cwa	Schedule Event achieved late but reported	May 15, 2006	—	Open
cwa	Schedule Event unachieved and not reported	Jan 31, 2006	Apr 19, 2006	Resolved
cwa	Schedule Event achieved late but reported	Jan 31, 2006	—	Open
cwa	Monitoring Violations - Invalid/Unrepresentative Sample	Jun 30, 1994	Dec 31, 1994	Resolved
cwa	Monitoring Violations - Invalid/Unrepresentative Sample	Feb 28, 1994	Dec 31, 1994	Resolved

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
BOD, 5-day, 20 deg. C	DMR, Limited - Numeric Violation	35.00 mg/L	30.00	+17%	Feb 2022	Open
Coliform, fecal general	DMR, Limited - Numeric Violation	580.00 MPN/100mL	400.00	+45%	May 2017	Open
Coliform, fecal general	DMR, Limited - Numeric Violation	2,000.00 MPN/100mL	400.00	+99,999%	Mar 2017	Open
Solids, total suspended	DMR, Limited - Numeric Violation	35.00 mg/L	24.00	+46%	May 2016	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 Administrative Order of Consent

Clean Water Act · Case IL-0031739 · Mar 4, 2009

State Administrative Order of Consent

Clean Water Act · Case IL-N00006148 · Dec 30, 1997

Administrative - Formal

· Case 05-1997-0782 · Apr 2, 1997

CWA 309A AO For Compliance

Clean Water Act · Case 05-1984-N061 · Mar 1, 1984

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