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PWS IDIL0910020
PWS NameLAKE SHANNON
PWS TypeCommunity water system
Owner TypePrivate
Primary SourceSurface water
Primacy TypeState
Is Wholesaler?No
Population Served500
County ServedKankakee

Note


The tables below list all violations that the state reported to EPA for this water system. Health-based violations are listed first, followed by treatment technique, MRDL, monitoring, reporting, and other violations.

Health-based Violations of maximum contaminant levels (MCLs) or maximum residual disinfectant levels (MRDLs), which specify the highest concentrations of contaminants or disinfectants, respectively, allowed in drinking water; or of treatment technique (TT) rules, which specify required processes intended to reduce the amounts of contaminants in drinking water. MCLs, MRDLs, and treatment technique rules are all health-based drinking water standards.
Maximum Contaminant Level or MCL The highest level of a contaminant that is allowed in drinking water. MCLs are set as close to the MCLGs as feasible using the best available treatment technology.
Treatment Technique A required process intended to reduce the level of a contaminant in drinking water.
Maximum residual disinfectant level or MRDL The highest level of a disinfectant allowed in drinking water. There is convincing evidence that addition of a disinfectant is necessary for control of microbial contaminants.
Monitoring & reporting Failure to conduct regular monitoring of drinking water quality, as required by SDWA, or to submit monitoring results in a timely fashion to the primacy agency or EPA.
Public notification & other Failure to provide notification to the public as required by the Violations of Public Notification Rule and the Consumer Confidence Report Rule, and violations of other requirements such as those violations related to variances and exemptions.

PWS Violation


Violations

Violation Category CodeViolation Type DescriptionRule NameContaminant NameViolation IDCompliance Status DescriptionCompliance Period Begin DateCompliance Period End DateIs Health Based Ind
MCLMaximum Contaminant Level Violation, AverageStage 2 Disinfectants and Disinfection Byproducts RuleTTHM302631Returned to Compliance01-JUL-202530-SEP-2025Yes
MRMonitoring, RegularSynthetic Organic ChemicalsAtrazine302632Returned to Compliance01-JUL-202530-SEP-2025No
MRMonitoring and Reporting (DBP)Stage 2 Disinfectants and Disinfection Byproducts RuleTTHM302630Returned to Compliance01-APR-202530-JUN-2025No
MRMonitoring and Reporting (DBP)Stage 2 Disinfectants and Disinfection Byproducts RuleTotal Haloacetic Acids (HAA5)302629Returned to Compliance01-APR-202530-JUN-2025No
MRMonitoring and Reporting (DBP)Stage 2 Disinfectants and Disinfection Byproducts RuleTTHM302627Returned to Compliance01-JAN-202531-MAR-2025No
MRMonitoring and Reporting (DBP)Stage 2 Disinfectants and Disinfection Byproducts RuleTotal Haloacetic Acids (HAA5)302628Returned to Compliance01-JAN-202531-MAR-2025No
MRMonitoring and Reporting (DBP)Stage 2 Disinfectants and Disinfection Byproducts RuleTTHM302626Returned to Compliance01-OCT-202431-DEC-2024No
MRMonitoring and Reporting (DBP)Stage 2 Disinfectants and Disinfection Byproducts RuleTotal Haloacetic Acids (HAA5)302625Returned to Compliance01-OCT-202431-DEC-2024No
OtherConsumer Confidence Report Inadequate ReportingConsumer Confidence RuleConsumer Confidence Rule302624Returned to Compliance01-JUL-2024 - No
MCLMaximum Contaminant Level Violation, AverageStage 2 Disinfectants and Disinfection Byproducts RuleTTHM302623Returned to Compliance01-APR-202430-JUN-2024Yes
MCLMaximum Contaminant Level Violation, AverageStage 2 Disinfectants and Disinfection Byproducts RuleTTHM302621Returned to Compliance01-JAN-202431-MAR-2024Yes
MRMonitoring, RegularSynthetic Organic ChemicalsAtrazine302622Returned to Compliance01-JAN-202431-MAR-2024No
MONMonitoring, Routine (RTCR)Revised Total Coliform RuleRevised Total Coliform Rule302619Returned to Compliance01-SEP-202330-SEP-2023No
MRMonitoring and Reporting (DBP)Stage 1 Disinfectants and Disinfection Byproducts RuleChlorine302620Returned to Compliance01-JUL-202330-SEP-2023No
MCLMaximum Contaminant Level Violation, AverageStage 2 Disinfectants and Disinfection Byproducts RuleTTHM302618Returned to Compliance01-OCT-202131-DEC-2021Yes
MRMonitoring, Routine Major (TCR)Total Coliform RuleColiform (TCR)302614Returned to Compliance01-JAN-201231-JAN-2012No
MRMonitoring and Reporting (DBP)Stage 1 Disinfectants and Disinfection Byproducts RuleChlorine302615Returned to Compliance01-JAN-201231-MAR-2012No
TTMonthly Turbidity Exceed (Enhanced SWTR)Interim and Long Term 1 Enhanced Surface Water Treatment RuleInterim Enhanced Surface Water Treatment Rule302613Returned to Compliance01-JAN-200831-JAN-2008Yes
TTMonthly Turbidity Exceed (Enhanced SWTR)Interim and Long Term 1 Enhanced Surface Water Treatment RuleInterim Enhanced Surface Water Treatment Rule302612Returned to Compliance01-OCT-200731-OCT-2007Yes
TTMonthly Turbidity Exceed (Enhanced SWTR)Interim and Long Term 1 Enhanced Surface Water Treatment RuleInterim Enhanced Surface Water Treatment Rule302611Returned to Compliance01-SEP-200730-SEP-2007Yes
TTMonthly Turbidity Exceed (Enhanced SWTR)Interim and Long Term 1 Enhanced Surface Water Treatment RuleInterim Enhanced Surface Water Treatment Rule302610Returned to Compliance01-AUG-200731-AUG-2007Yes
TTMonthly Turbidity Exceed (Enhanced SWTR)Interim and Long Term 1 Enhanced Surface Water Treatment RuleInterim Enhanced Surface Water Treatment Rule302609Returned to Compliance01-JUL-200731-JUL-2007Yes
TTMonthly Turbidity Exceed (Enhanced SWTR)Interim and Long Term 1 Enhanced Surface Water Treatment RuleInterim Enhanced Surface Water Treatment Rule302608Returned to Compliance01-JUN-200730-JUN-2007Yes
TTMonthly Turbidity Exceed (Enhanced SWTR)Interim and Long Term 1 Enhanced Surface Water Treatment RuleInterim Enhanced Surface Water Treatment Rule302607Returned to Compliance01-FEB-200728-FEB-2007Yes
TTMonthly Turbidity Exceed (Enhanced SWTR)Interim and Long Term 1 Enhanced Surface Water Treatment RuleInterim Enhanced Surface Water Treatment Rule302507Returned to Compliance01-JAN-200731-JAN-2007Yes
TTMonthly Turbidity Exceed (Enhanced SWTR)Interim and Long Term 1 Enhanced Surface Water Treatment RuleInterim Enhanced Surface Water Treatment Rule301205Returned to Compliance01-FEB-200528-FEB-2005Yes
MRMonitoring and Reporting (DBP)Stage 1 Disinfectants and Disinfection Byproducts RuleCARBON, TOTAL301705Returned to Compliance01-JAN-200531-MAR-2005No
TTMonthly Turbidity Exceed (Enhanced SWTR)Interim and Long Term 1 Enhanced Surface Water Treatment RuleInterim Enhanced Surface Water Treatment Rule301105Returned to Compliance01-JAN-200531-JAN-2005Yes
MRMonitoring of Treatment (SWTR-Filter)Surface Water Treatment RuleSurface Water Treatment Rule300803Returned to Compliance01-JUN-200230-JUN-2002No
  • 1 - 29 of 29

Enforcement Actions


Enforcement Actions

Latest Enforcement IDAssociated To Violation IDEnforcement Action Type CodeEnforcement Action DescriptionEnforcement DateOriginator DescriptionEnforcement Comment
5800302632SOXState Compliance achieved23-DEC-2025State -
5797302631SOXState Compliance achieved22-OCT-2025State -
5795302630SOXState Compliance achieved30-JUL-2025State -
5795302626SOXState Compliance achieved30-JUL-2025State -
5795302625SOXState Compliance achieved30-JUL-2025State -
5795302629SOXState Compliance achieved30-JUL-2025State -
5795302627SOXState Compliance achieved30-JUL-2025State -
5795302628SOXState Compliance achieved30-JUL-2025State -
5796302624SOXState Compliance achieved24-JUN-2025State -
5779302623SOXState Compliance achieved08-AUG-2024State -
5779302621SOXState Compliance achieved08-AUG-2024State -
5769302622SIFState Public Notification received24-JUN-2024State -
5770302620SIFState Public Notification received24-JUN-2024State -
5771302619SIFState Public Notification received24-JUN-2024State -
5750302618SOXState Compliance achieved10-FEB-2022State -
5740302615SIFState Public Notification received24-APR-2012State -
5740302614SIFState Public Notification received24-APR-2012State -
5734302613SOXState Compliance achieved07-MAR-2008State -
5728302612SOXState Compliance achieved10-DEC-2007State -
5728302610SOXState Compliance achieved10-DEC-2007State -
5728302609SOXState Compliance achieved10-DEC-2007State -
5728302608SOXState Compliance achieved10-DEC-2007State -
5728302611SOXState Compliance achieved10-DEC-2007State -
5709302607SFKState Bilateral Compliance Agreement signed18-APR-2007StateVN # W-2007-00103 dated 3/6/07 for SWTR TT violation
5709302507SFKState Bilateral Compliance Agreement signed18-APR-2007StateVN # W-2007-00103 dated 3/6/07 for SWTR TT violation
3805301705SIFState Public Notification received25-MAY-2005State -
5307301205SFKState Bilateral Compliance Agreement signed16-MAY-2005StateVN # W-2005-00243
5307301105SFKState Bilateral Compliance Agreement signed16-MAY-2005StateVN # W-2005-00243
603300803SIEState Public Notification requested08-OCT-2002State -
  • 1 - 29 of 29

PWS Facilities


All Facilities

Facility NameFacility IDIs SourceFacility Type DescriptionWater Type DescriptionAvailability DescriptionFacility Activity Status
INTAKE (02169) LAKE SHANNON INTAKE43657YesIntakeSurface waterPermanentActive
WELL 2 (00138) ABANDONED17979YesWell Ground waterOtherInactive
WELL 1 (00137) MISLABELED INTAKE17978YesWell Ground water under the influence of surface waterOtherInactive
LAKE SHANNON24056NoDistribution System/Zone - - Active
IDSE35591NoDistribution System/Zone - - Active
GENERIC FINISHED SAMPLING STATION27715NoSampling Station - - Active
GENERIC RAW SAMPLING STATION30137NoSampling Station - - Active
SSWL0013733783NoSampling Station - - Active
LT2 SAMPLE STATION35379NoSampling Station - - Active
HD1 - 10K GAL PRESSURE STORAGE33556NoStorage - - Active
HD2 - 10K GAL PRESSURE STORAGE44727NoStorage - - Active
DISTRIBUTION PRESSURE STORAGE13441NoStorage - - Inactive
TP 01-SURFACE WATER TREATMENT PLANT15869NoTreatment Plant - - Active
  • 1 - 13 of 13

PWS Treatment Processes


Treatment Processes

Facility NameFacility IDTreatment ProcessTreatment Objective
TP 01-SURFACE WATER TREATMENT PLANT15869FluoridationOther
TP 01-SURFACE WATER TREATMENT PLANT15869Hypochlorination, PreDisinfection
TP 01-SURFACE WATER TREATMENT PLANT15869Gaseous Chlorination, PostDisinfection
TP 01-SURFACE WATER TREATMENT PLANT15869CoagulationParticulate removal
TP 01-SURFACE WATER TREATMENT PLANT15869FlocculationParticulate removal
TP 01-SURFACE WATER TREATMENT PLANT15869Rapid MixParticulate removal
TP 01-SURFACE WATER TREATMENT PLANT15869SedimentationParticulate removal
TP 01-SURFACE WATER TREATMENT PLANT15869Filtration, Rapid SandParticulate removal
TP 01-SURFACE WATER TREATMENT PLANT15869CoagulationParticulate removal
TP 01-SURFACE WATER TREATMENT PLANT15869Rapid MixParticulate removal
  • 1 - 10 of 10

For more information on a Water System:
Ask the operators of your water system, contact your primacy agency or file a Freedom of Information Act (FOIA) request.
Drinking water in general: Find out more about your drinking water web site or call the Safe Drinking Water Hotline (1-800-426-4791). EPA has also prepared a table about various regulated drinking water contaminants.
Tools for accessing EPA drinking water data: Safe Drinking Water Information System (SDWIS) Federal Reporting Services and Drinking Water Performance and Results Report.
Research Data: As well as monitoring the levels of drinking water contaminants for which EPA has set standards, EPA, states, and water systems also carry out studies of contaminants that may need to be regulated in the future. For more information about these contaminants, please see the National Contaminant Occurrence Database.