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PWS IDWA5363200
PWS NameOKANOGAN WATER DEPARTMENT CITY OF
PWS TypeCommunity water system
Owner TypeLocal government
Primary SourceGround water
Primacy TypeState
Is Wholesaler?Yes
Population Served2921
County ServedOkanogan

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
MRMonitoring, RegularArsenic RuleArsenic25015771005Known01-JAN-202331-DEC-2025No
MRMonitoring, RegularVolatile Organic Chemicals1,2,4-Trichlorobenzene18498902378Returned to Compliance01-JAN-201831-DEC-2018No
MRMonitoring, RegularVolatile Organic Chemicalscis-1,2-Dichloroethylene18498902380Returned to Compliance01-JAN-201831-DEC-2018No
MRMonitoring, RegularVolatile Organic ChemicalsDICHLOROMETHANE18498902964Returned to Compliance01-JAN-201831-DEC-2018No
MRMonitoring, RegularVolatile Organic Chemicalso-Dichlorobenzene18498902968Returned to Compliance01-JAN-201831-DEC-2018No
MRMonitoring, RegularVolatile Organic Chemicalsp-Dichlorobenzene18498902969Returned to Compliance01-JAN-201831-DEC-2018No
MRMonitoring, RegularVolatile Organic ChemicalsVinyl chloride18498902976Returned to Compliance01-JAN-201831-DEC-2018No
MRMonitoring, RegularVolatile Organic Chemicals1,1-Dichloroethylene18498902977Returned to Compliance01-JAN-201831-DEC-2018No
MRMonitoring, RegularVolatile Organic Chemicalstrans-1,2-Dichloroethylene18498902979Returned to Compliance01-JAN-201831-DEC-2018No
MRMonitoring, RegularVolatile Organic Chemicals1,2-Dichloroethane18498902980Returned to Compliance01-JAN-201831-DEC-2018No
MRMonitoring, RegularVolatile Organic Chemicals1,1,1-Trichloroethane18498902981Returned to Compliance01-JAN-201831-DEC-2018No
MRMonitoring, RegularVolatile Organic ChemicalsCarbon tetrachloride18498902982Returned to Compliance01-JAN-201831-DEC-2018No
MRMonitoring, RegularVolatile Organic Chemicals1,2-Dichloropropane18498902983Returned to Compliance01-JAN-201831-DEC-2018No
MRMonitoring, RegularVolatile Organic ChemicalsTrichloroethylene18498902984Returned to Compliance01-JAN-201831-DEC-2018No
MRMonitoring, RegularVolatile Organic Chemicals1,1,2-Trichloroethane18498902985Returned to Compliance01-JAN-201831-DEC-2018No
MRMonitoring, RegularVolatile Organic ChemicalsTetrachloroethylene18498902987Returned to Compliance01-JAN-201831-DEC-2018No
MRMonitoring, RegularVolatile Organic ChemicalsCHLOROBENZENE18498902989Returned to Compliance01-JAN-201831-DEC-2018No
MRMonitoring, RegularVolatile Organic ChemicalsBenzene18498902990Returned to Compliance01-JAN-201831-DEC-2018No
MRMonitoring, RegularVolatile Organic ChemicalsToluene18498902991Returned to Compliance01-JAN-201831-DEC-2018No
MRMonitoring, RegularVolatile Organic ChemicalsEthylbenzene18498902992Returned to Compliance01-JAN-201831-DEC-2018No
MRMonitoring, RegularVolatile Organic ChemicalsStyrene18498902996Returned to Compliance01-JAN-201831-DEC-2018No
MRMonitoring, RegularVolatile Organic Chemicals1,2,4-Trichlorobenzene15270502378Returned to Compliance01-JAN-201531-DEC-2015No
MRMonitoring, RegularVolatile Organic Chemicalscis-1,2-Dichloroethylene15270502380Returned to Compliance01-JAN-201531-DEC-2015No
MRMonitoring, RegularVolatile Organic ChemicalsDICHLOROMETHANE15270502964Returned to Compliance01-JAN-201531-DEC-2015No
MRMonitoring, RegularVolatile Organic Chemicalso-Dichlorobenzene15270502968Returned to Compliance01-JAN-201531-DEC-2015No
MRMonitoring, RegularVolatile Organic Chemicalsp-Dichlorobenzene15270502969Returned to Compliance01-JAN-201531-DEC-2015No
MRMonitoring, RegularVolatile Organic ChemicalsVinyl chloride15270502976Returned to Compliance01-JAN-201531-DEC-2015No
MRMonitoring, RegularVolatile Organic Chemicals1,1-Dichloroethylene15270502977Returned to Compliance01-JAN-201531-DEC-2015No
MRMonitoring, RegularVolatile Organic Chemicalstrans-1,2-Dichloroethylene15270502979Returned to Compliance01-JAN-201531-DEC-2015No
MRMonitoring, RegularVolatile Organic Chemicals1,2-Dichloroethane15270502980Returned to Compliance01-JAN-201531-DEC-2015No
MRMonitoring, RegularVolatile Organic Chemicals1,1,1-Trichloroethane15270502981Returned to Compliance01-JAN-201531-DEC-2015No
MRMonitoring, RegularVolatile Organic ChemicalsCarbon tetrachloride15270502982Returned to Compliance01-JAN-201531-DEC-2015No
MRMonitoring, RegularVolatile Organic Chemicals1,2-Dichloropropane15270502983Returned to Compliance01-JAN-201531-DEC-2015No
MRMonitoring, RegularVolatile Organic ChemicalsTrichloroethylene15270502984Returned to Compliance01-JAN-201531-DEC-2015No
MRMonitoring, RegularVolatile Organic Chemicals1,1,2-Trichloroethane15270502985Returned to Compliance01-JAN-201531-DEC-2015No
MRMonitoring, RegularVolatile Organic ChemicalsTetrachloroethylene15270502987Returned to Compliance01-JAN-201531-DEC-2015No
MRMonitoring, RegularVolatile Organic ChemicalsCHLOROBENZENE15270502989Returned to Compliance01-JAN-201531-DEC-2015No
MRMonitoring, RegularVolatile Organic ChemicalsBenzene15270502990Returned to Compliance01-JAN-201531-DEC-2015No
MRMonitoring, RegularVolatile Organic ChemicalsToluene15270502991Returned to Compliance01-JAN-201531-DEC-2015No
MRMonitoring, RegularVolatile Organic ChemicalsEthylbenzene15270502992Returned to Compliance01-JAN-201531-DEC-2015No
MRMonitoring, RegularVolatile Organic ChemicalsStyrene15270502996Returned to Compliance01-JAN-201531-DEC-2015No
MRMonitoring, RegularNitrate RuleNitrate1313208Returned to Compliance01-JAN-201331-DEC-2013No
MCLMaximum Contaminant Level Violation, Monthly (TCR)Total Coliform RuleColiform (TCR)0667604Known01-NOV-200630-NOV-2006Yes
MCLMaximum Contaminant Level Violation, Monthly (TCR)Total Coliform RuleColiform (TCR)0642218Known01-AUG-200631-AUG-2006Yes
MCLMaximum Contaminant Level Violation, Monthly (TCR)Total Coliform RuleColiform (TCR)0528191Known01-NOV-200530-NOV-2005Yes
MRMonitoring, RegularVolatile Organic ChemicalsEthylbenzene04781962992Returned to Compliance01-JAN-200231-DEC-2004No
MRMonitoring, RegularVolatile Organic ChemicalsToluene04781962991Returned to Compliance01-JAN-200231-DEC-2004No
MRMonitoring, RegularVolatile Organic ChemicalsBenzene04781962990Returned to Compliance01-JAN-200231-DEC-2004No
MRMonitoring, RegularVolatile Organic ChemicalsCHLOROBENZENE04781962989Returned to Compliance01-JAN-200231-DEC-2004No
MRMonitoring, RegularVolatile Organic ChemicalsTetrachloroethylene04781962987Returned to Compliance01-JAN-200231-DEC-2004No
  • 1 - 50 of 78

Enforcement Actions


Enforcement Actions

Latest Enforcement IDAssociated To Violation IDEnforcement Action Type CodeEnforcement Action DescriptionEnforcement DateOriginator DescriptionEnforcement Comment
2249890ENF18498902378SOXState Compliance achieved06-MAY-2019State -
2249890ENF18498902996SOXState Compliance achieved06-MAY-2019State -
2249890ENF18498902964SOXState Compliance achieved06-MAY-2019State -
2249890ENF18498902968SOXState Compliance achieved06-MAY-2019State -
2249890ENF18498902969SOXState Compliance achieved06-MAY-2019State -
2249890ENF18498902976SOXState Compliance achieved06-MAY-2019State -
2249890ENF18498902977SOXState Compliance achieved06-MAY-2019State -
2249890ENF18498902979SOXState Compliance achieved06-MAY-2019State -
2249890ENF18498902980SOXState Compliance achieved06-MAY-2019State -
2249890ENF18498902981SOXState Compliance achieved06-MAY-2019State -
2249890ENF18498902982SOXState Compliance achieved06-MAY-2019State -
2249890ENF18498902983SOXState Compliance achieved06-MAY-2019State -
2249890ENF18498902984SOXState Compliance achieved06-MAY-2019State -
2249890ENF18498902985SOXState Compliance achieved06-MAY-2019State -
2249890ENF18498902987SOXState Compliance achieved06-MAY-2019State -
2249890ENF18498902989SOXState Compliance achieved06-MAY-2019State -
2249890ENF18498902990SOXState Compliance achieved06-MAY-2019State -
2249890ENF18498902991SOXState Compliance achieved06-MAY-2019State -
2249890ENF18498902992SOXState Compliance achieved06-MAY-2019State -
2249890ENF18498902380SOXState Compliance achieved06-MAY-2019State -
1927050ENF15270502378SOXState Compliance achieved19-SEP-2016State -
1927050ENF15270502380SOXState Compliance achieved19-SEP-2016State -
1927050ENF15270502964SOXState Compliance achieved19-SEP-2016State -
1927050ENF15270502968SOXState Compliance achieved19-SEP-2016State -
1927050ENF15270502969SOXState Compliance achieved19-SEP-2016State -
1927050ENF15270502976SOXState Compliance achieved19-SEP-2016State -
1927050ENF15270502977SOXState Compliance achieved19-SEP-2016State -
1927050ENF15270502979SOXState Compliance achieved19-SEP-2016State -
1927050ENF15270502980SOXState Compliance achieved19-SEP-2016State -
1927050ENF15270502981SOXState Compliance achieved19-SEP-2016State -
1927050ENF15270502982SOXState Compliance achieved19-SEP-2016State -
1927050ENF15270502983SOXState Compliance achieved19-SEP-2016State -
1927050ENF15270502984SOXState Compliance achieved19-SEP-2016State -
1927050ENF15270502985SOXState Compliance achieved19-SEP-2016State -
1927050ENF15270502987SOXState Compliance achieved19-SEP-2016State -
1927050ENF15270502989SOXState Compliance achieved19-SEP-2016State -
1927050ENF15270502990SOXState Compliance achieved19-SEP-2016State -
1927050ENF15270502991SOXState Compliance achieved19-SEP-2016State -
1927050ENF15270502992SOXState Compliance achieved19-SEP-2016State -
1927050ENF15270502996SOXState Compliance achieved19-SEP-2016State -
1613208ENF1313208SOXState Compliance achieved14-MAY-2014State -
CM42904781962980SOXState Compliance achieved25-JUL-2006State -
CM42904781962996SOXState Compliance achieved25-JUL-2006State -
CM42904781962992SOXState Compliance achieved25-JUL-2006State -
CM42904781962991SOXState Compliance achieved25-JUL-2006State -
CM42904781962378SOXState Compliance achieved25-JUL-2006State -
CM42904781962380SOXState Compliance achieved25-JUL-2006State -
CM42904781962964SOXState Compliance achieved25-JUL-2006State -
CM42904781962968SOXState Compliance achieved25-JUL-2006State -
CM42904781962969SOXState Compliance achieved25-JUL-2006State -
  • 1 - 50 of 65

PWS Facilities


All Facilities

Facility NameFacility IDIs SourceFacility Type DescriptionWater Type DescriptionAvailability DescriptionFacility Activity Status
Salmon Creek Spring AGJ159 - (GWI)21668YesSpringGround waterPermanentInactive
Well #4 - AGJ15721667YesWell Ground waterSeasonalActive
Well #3 - AGJ15821666YesWell Ground waterSeasonalActive
Well #5 - AGJ15621669YesWell Ground waterPermanentActive
Well #2 - ABR53521665YesWell Ground waterPermanentActive
Alma Park21664YesWell Ground waterEmergencyInactive
Well #44598NoTreatment Plant - - Active
  • 1 - 7 of 7

PWS Treatment Processes


Treatment Processes

Facility NameFacility IDTreatment ProcessTreatment Objective
Well #44598Hypochlorination, PreInorganics removal
  • 1 - 1 of 1

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.