Non-Compliance
Clean Water Act
DUPAGE CO PW-KNOLLWOOD STP
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
-
11 S. 175 MADISON AVENUE
BURR RIDGE, IL 60527
View on map ↗ - County
- DU PAGE County
- Total Penalties
- $0
- Registry ID
- 110010020574
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.
6
Water (CWA)
Qtrs Non-Compliant
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 discharge to waters of the U.S., not permit compliant, no endangerment | Dec 16, 2025 | — | Open |
| cwa | Wet-weather SSO discharge to waters of the U.S. that may endanger health or the environment | Jul 25, 2025 | — | Open |
| cwa | Schedule Event achieved late but reported | Nov 30, 2024 | — | Open |
| cwa | Schedule Event reported late | Mar 31, 2024 | — | Open |
| cwa | Schedule Event achieved late but reported | Mar 31, 2024 | — | Open |
| cwa | Schedule Event achieved late but reported | Jan 31, 2020 | — | Open |
| cwa | Schedule Event achieved late but reported | Oct 31, 2019 | — | Open |
| cwa | Schedule Event reported late | Oct 31, 2019 | — | Open |
| cwa | Schedule Event achieved late but reported | Jul 31, 2019 | — | Open |
| cwa | Schedule Event achieved late but reported | Mar 31, 2016 | — | Open |
| cwa | Schedule Event achieved late but reported | Mar 14, 2016 | — | Open |
| cwa | Schedule Event reported late | Mar 14, 2016 | — | Open |
| cwa | Schedule Event unachieved but reported | Feb 29, 2016 | Apr 12, 2016 | Resolved |
| cwa | Schedule Event unachieved and not reported | Feb 29, 2016 | Apr 12, 2016 | Resolved |
| cwa | Schedule Event achieved late but reported | Feb 29, 2016 | — | Open |
| cwa | Schedule Event reported late | Feb 29, 2016 | — | Open |
| cwa | Schedule Event achieved late but reported | Jan 31, 2016 | — | Open |
| cwa | Schedule Event unachieved and not reported | Jan 31, 2016 | Apr 7, 2016 | Resolved |
| cwa | Schedule Event unachieved but reported | Jan 31, 2016 | Apr 7, 2016 | Resolved |
| cwa | Schedule Event reported late | Jan 31, 2016 | — | Open |
| cwa | Schedule Event reported late | Aug 23, 2015 | — | Open |
| cwa | Schedule Event unachieved and not reported | Aug 23, 2015 | Sep 5, 2017 | Resolved |
| cwa | Schedule Event achieved late but reported | Aug 23, 2015 | — | Open |
| cwa | Schedule Event unachieved but reported | Aug 23, 2015 | Sep 5, 2017 | Resolved |
| cwa | WW SSO - Discharge to Waters | Apr 2, 2015 | Apr 28, 2015 | Resolved |
| cwa | WW SSO - Improper Operation and Maintenance | Apr 2, 2015 | Apr 28, 2015 | Resolved |
| cwa | WW SSO - Discharge to Waters | Mar 31, 2015 | Apr 28, 2015 | Resolved |
| cwa | WW SSO - Improper Operation and Maintenance | Mar 31, 2015 | Apr 28, 2015 | Resolved |
| cwa | WW SSO - Discharge to Waters | Jan 16, 2015 | — | Open |
| cwa | WW SSO - Improper Operation and Maintenance | Jan 16, 2015 | — | Open |
| cwa | WW SSO - Overflow to Dry Land or Building Backup | May 28, 2013 | — | Open |
| cwa | WW SSO - Improper Operation and Maintenance | May 28, 2013 | — | Open |
| cwa | WW SSO - Improper Operation and Maintenance | Mar 11, 2013 | — | Open |
| cwa | WW SSO - Overflow to Dry Land or Building Backup | Mar 11, 2013 | — | Open |
| cwa | Schedule Event unachieved but reported | Jan 31, 2013 | Mar 26, 2013 | Resolved |
| cwa | Schedule Event reported late | Jan 31, 2013 | — | Open |
| cwa | Schedule Event unachieved and not reported | Jan 31, 2013 | Mar 26, 2013 | Resolved |
| cwa | Schedule Event achieved late but reported | Jan 31, 2013 | — | Open |
| cwa | Schedule Event reported late | Jan 31, 2012 | — | Open |
| cwa | Schedule Event achieved late but reported | Jan 31, 2012 | — | Open |
| cwa | Schedule Event unachieved but reported | Jan 31, 2012 | Mar 6, 2013 | Resolved |
| cwa | Schedule Event unachieved and not reported | Jan 31, 2012 | Mar 6, 2013 | Resolved |
| cwa | WW SSO - Overflow to Dry Land or Building Backup | Jul 24, 2011 | — | Open |
| cwa | WW SSO - Improper Operation and Maintenance | Jul 24, 2011 | — | Open |
| cwa | WW SSO - Overflow to Dry Land or Building Backup | Jun 21, 2011 | — | Open |
| cwa | WW SSO - Improper Operation and Maintenance | Jun 21, 2011 | — | Open |
| cwa | Schedule Event achieved late but reported | Jan 31, 2011 | — | Open |
| cwa | Schedule Event unachieved and not reported | Jan 31, 2011 | Jul 1, 2011 | Resolved |
| cwa | Schedule Event reported late | Jan 31, 2011 | — | Open |
| cwa | Schedule Event unachieved but reported | Jan 31, 2011 | Jul 1, 2011 | 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 |
|---|---|---|---|---|---|---|
| Coliform, fecal general | DMR, Limited - Numeric Violation | 1,633.00 MPN/100mL | 400.00 | +308% | Jan 2026 | Open |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 1.10 mg/L | 1.00 | +10% | Sep 2025 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 816.00 MPN/100mL | 400.00 | +104% | Aug 2023 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 173.88 kg/d | 153.45 | +13% | Jul 2023 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 6.30 mg/L | 1.50 | +320% | Jul 2023 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 10.00 mg/L | 3.00 | +233% | Jul 2023 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 4,840.00 MPN/100mL | 400.00 | +99,999% | Jul 2023 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 16.70 mg/L | 1.50 | +1,013% | Jun 2023 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 423.13 kg/d | 306.90 | +38% | Jun 2023 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 21.20 mg/L | 3.00 | +607% | Jun 2023 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 296.92 kg/d | 153.45 | +93% | Jun 2023 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 7.20 mg/L | 3.00 | +140% | May 2023 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 10.50 mg/L | 6.60 | +59% | Nov 2022 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 4.40 mg/L | 3.00 | +47% | Jul 2022 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 461.00 MPN/100mL | 400.00 | +15% | Jun 2022 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 5.20 mg/L | 3.00 | +73% | May 2021 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 2,420.00 MPN/100mL | 400.00 | +99,999% | Oct 2020 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 435.00 MPN/100mL | 400.00 | +9% | Sep 2019 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 3,720.00 MPN/100mL | 400.00 | +99,999% | Sep 2018 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 5.10 mg/L | 1.50 | +240% | Aug 2018 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 8.80 mg/L | 3.00 | +193% | Aug 2018 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 533.00 MPN/100mL | 400.00 | +33% | Feb 2018 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 1,224.00 MPN/100mL | 400.00 | +206% | Oct 2017 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 2.00 mg/L | 1.50 | +33% | Aug 2017 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 4.40 mg/L | 3.00 | +47% | Aug 2017 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 1,260.00 MPN/100mL | 400.00 | +215% | 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-0065188-3 · Feb 1, 2024
State Administrative Order of Consent
Clean Water Act
· Case IL-0065188-2 · Jul 15, 2015
State Administrative Order of Consent
Clean Water Act
· Case IL-0065188-1 · Apr 21, 2015
Administrative - Formal
· Case 05-2013-0316 · Aug 23, 2013
State Administrative Order of Consent
Clean Water Act
· Case IL-0065188 1 · Jul 16, 2013
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