OHA Drinking Water Services
OR41
PWS ID: 05581 ---- WEISS ESTATES WATER SYSTEM
Violation History

Violations are displayed for the last 5 years only.
Group Abbreviations:  CCR = Consumer Confidence Report, DBP = Disinfection Byproducts, LCR = Lead & Copper Rule, SOC = Synthetic Organic Chemicals, SWTR = Surface Water Treatment Rule, TCR = Total Coliform Rule
Gray shading indicates return to compliance. 

Show Auto-RTC  |  Show Determination Dates  |  Return to default sort order
Go to public notices
Violation
Number		Monitoring Period
Begin
End 		Facility
ID		 Analyte
Group		 Violation Type - Analyte Count
Show analytes for all violations 		Enforcement Action - Date
Show history 		Points Contact
Report
903453630Apr 01, 2025 LCR Failure to Install CC Treatment - 1  Show analyte Public Notice Required 5
903453625Oct 01, 2024 CCR CCR Certification Late/Nonreporting - 1 1
903453623Jul 01, 2024 CCR CCR Late/Nonreporting - 1 1
903453616Oct 01, 2023 CCR CCR Certification Late/Nonreporting - 1 1 10/12/2023
903453613Jul 01, 2023 CCR CCR Late/Nonreporting - 1 1 7/18/2023
903453629Mar 01, 2025 Mar 31, 2025WTP-A SWTR Monthly SW Report - Late/Nonreporting - 3  Show analytes Returned To Compliance - May 07, 2025 1
903453626Jul 01, 2024 Dec 31, 2024DIST-A LCR LCR Late/Nonreporting - 1  Show analyte 1
903453624Jan 01, 2024 Jun 30, 2024DIST-A LCR LCR Late/Nonreporting - 1  Show analyte 1
903453619Jul 01, 2023 Dec 31, 2023DIST-A LCR LCR Late/Nonreporting - 1  Show analyte 1
903453618Oct 01, 2023 Oct 31, 2023WTP-A SWTR Failure to Meet CT - 1  Show analyte Returned To Compliance - Jan 05, 2024 10 11/21/2023
903453617Oct 01, 2023 Oct 31, 2023WTP-A SWTR Failure to Maintain EP Disinfection - 1  Show analyte Returned To Compliance - Jan 05, 2024 10 11/21/2023
903453614Apr 01, 2023 Jun 20, 2023 LCR Public Notice Late/Nonreporting (Viol # 903453607) - 1  Show analyte Returned To Compliance - Jun 20, 2023 1
903453607Apr 01, 2023 Jun 20, 2023 LCR Failure to Submit CCT Recommendation - 1  Show analyte Returned To Compliance - Jun 20, 2023 5 5/10/2023
903453610May 01, 2023 May 31, 2023WTP-A SWTR Failure to Meet CT - 1  Show analyte Returned To Compliance - Jul 08, 2023 10 6/9/2023
903453615Apr 01, 2023 Apr 30, 2023 SWTR Public Notice Late/Nonreporting (Viol # 903453609) - 1  Show analyte Returned To Compliance - Jul 20, 2023 1
903453609Apr 01, 2023 Apr 30, 2023WTP-A SWTR Failure to Meet CT - 1  Show analyte Returned To Compliance - Jul 08, 2023 10
903453608Apr 01, 2023 Apr 30, 2023 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - May 03, 2023 1 5/10/2023
903453611Mar 01, 2023 Mar 31, 2023 SWTR Public Notice Late/Nonreporting (Viol # 903453605) - 1  Show analyte Returned To Compliance - Jul 08, 2023 1
903453605Mar 01, 2023 Mar 31, 2023WTP-A SWTR Failure to Meet CT - 1  Show analyte Returned To Compliance - Jul 08, 2023 10 5/10/2023
903453612Feb 01, 2023 Feb 28, 2023 SWTR Public Notice Late/Nonreporting (Viol # 903453604) - 1  Show analyte Returned To Compliance - May 04, 2023 1
903453604Feb 01, 2023 Feb 28, 2023WTP-A SWTR Failure to Meet CT - 1  Show analyte Returned To Compliance - Jul 08, 2023 10 3/22/2023
903453603Feb 01, 2023 Feb 28, 2023WTP-A SWTR Failure to Maintain EP Disinfection - 1  Show analyte Returned To Compliance - Jul 08, 2023 10 3/22/2023
903453602Jan 01, 2023 Jan 31, 2023WTP-A SWTR Failure to Meet CT - 1  Show analyte Returned To Compliance - Jul 08, 2023 10 3/22/2023
903453599Jan 01, 2020 Dec 31, 2022EP-A SOC Chemical Late/Nonreporting - 1  Show analyte Returned To Compliance - Mar 01, 2023 1
903453606Nov 01, 2022 Nov 30, 2022 SWTR Public Notice Late/Nonreporting (Viol # 903453600) - 1  Show analyte Returned To Compliance - Jul 08, 2023 1
903453600Nov 01, 2022 Nov 30, 2022WTP-A SWTR Failure to Maintain EP Disinfection - 1  Show analyte Returned To Compliance - Jan 12, 2023 10
903453597Jul 01, 2022 Jul 31, 2022WTP-A SWTR Failure to Meet CT - 1  Show analyte Returned To Compliance - Jan 12, 2023 10 9/14/2022
903453596Jul 01, 2022 Jul 31, 2022WTP-A SWTR Failure to Maintain EP Disinfection - 1  Show analyte Returned To Compliance - Jan 12, 2023 10 9/14/2022
903453601Apr 01, 2022 Apr 30, 2022 SWTR Public Notice Late/Nonreporting (Viol # 903453595) - 1  Show analyte Returned To Compliance - Oct 11, 2022 1
903453595Apr 01, 2022 Apr 30, 2022WTP-A SWTR Failure to Meet CT - 1  Show analyte Returned To Compliance - Jan 12, 2023 10 9/14/2022
903453594Feb 01, 2022 Feb 28, 2022WTP-A SWTR Failure to Meet CT - 1  Show analyte Returned To Compliance - Jan 12, 2023 10
903453593Feb 01, 2022 Feb 28, 2022 TCR Routine Coliform - Did Not Report ANY - 1 Returned To Compliance - Mar 02, 2022 1
903453592Jan 01, 2022 Jan 31, 2022WTP-A SWTR Failure to Meet CT - 1  Show analyte Returned To Compliance - Jan 12, 2023 10 3/9/2022
903453591Dec 01, 2021 Dec 31, 2021WTP-A SWTR Failure to Meet CT - 1  Hide analyte
SWTR
Returned To Compliance - Jan 12, 2023 10 3/9/2022
903453590Oct 01, 2021 Dec 31, 2021DIST-A DBP Chemical MCL based on Locational Average of Samples - 1  Show analyte Returned To Compliance - Jan 12, 2023 5
903453589Oct 01, 2021 Dec 31, 2021DIST-A DBP Chemical MCL based on Locational Average of Samples - 1  Show analyte Returned To Compliance - Jan 12, 2023 5
903453588Nov 01, 2021 Nov 30, 2021WTP-A SWTR Failure to Meet CT - 1  Show analyte Returned To Compliance - Jan 12, 2023 10 3/9/2022
903453587Oct 01, 2021 Oct 31, 2021WTP-A SWTR Failure to Meet CT - 1  Show analyte Returned To Compliance - Jan 12, 2023 10
903453586Jul 01, 2021 Sep 30, 2021DIST-A DBP Chemical MCL based on Locational Average of Samples - 1  Show analyte Returned To Compliance - Jan 12, 2023 5 11/10/2021
903453585Jul 01, 2021 Sep 30, 2021DIST-A DBP Chemical MCL based on Locational Average of Samples - 1  Show analyte Returned To Compliance - Jan 12, 2023 5 11/10/2021
903453584Apr 01, 2021 Jun 30, 2021 DBP Public Notice Late/Nonreporting (Viol # 903453581) - 1  Show analyte Returned To Compliance - Nov 10, 2021 1
903453583Apr 01, 2021 Jun 30, 2021 DBP Public Notice Late/Nonreporting (Viol # 903453582) - 1  Show analyte Returned To Compliance - Nov 10, 2021 1
903453582Apr 01, 2021 Jun 30, 2021DIST-A DBP Chemical MCL based on Locational Average of Samples - 1  Show analyte Returned To Compliance - Jan 12, 2023 5
903453581Apr 01, 2021 Jun 30, 2021DIST-A DBP Chemical MCL based on Locational Average of Samples - 1  Show analyte Returned To Compliance - Jan 12, 2023 5
903453579Mar 01, 2021 Mar 31, 2021WTP-A SWTR Failure to Meet CT - 1  Show analyte Returned To Compliance - Jan 12, 2023 10 4/22/2021
903453578Jan 01, 2021 Mar 31, 2021DIST-A DBP Chemical MCL based on Locational Average of Samples - 1  Show analyte Returned To Compliance - Jan 12, 2023 5
903453577Jan 01, 2021 Mar 31, 2021DIST-A DBP Chemical MCL based on Locational Average of Samples - 1  Show analyte Returned To Compliance - Jan 12, 2023 5
903453576Oct 01, 2020 Dec 31, 2020 DBP Public Notice Late/Nonreporting (Viol # 903453574) - 1  Show analyte Returned To Compliance - Apr 23, 2021 1
903453574Oct 01, 2020 Dec 31, 2020DIST-A DBP Chemical MCL based on Locational Average of Samples - 1  Show analyte Returned To Compliance - Jan 12, 2023 5
903453575Jul 01, 2020 Sep 30, 2020 DBP Public Notice Late/Nonreporting (Viol # 903453573) - 1  Show analyte Returned To Compliance - Apr 23, 2021 1
903453573Jul 01, 2020 Sep 30, 2020DIST-A DBP Chemical MCL based on Locational Average of Samples - 1  Show analyte Returned To Compliance - Jan 12, 2023 5
SYSTEM SCORE SUMMARY
Learn about system scores		Unaddressed Points:
Number of years the oldest violation has been unaddressed (n):
System Score:
Points under formal enforcement:
Points RTC'd: 		12
1
13
0
249

Violation history was last updated on 6/30/2025, 6 hours ago.

For questions regarding these violations contact either:

More information for this water system: SDWIS ID 3923
System Info  ::  Report for Lenders  ::  Alerts  ::  Violations  ::  Compliance & Enforcement  ::  Contacts & Advisories  ::  Site Visits  ::  Public Notice
Coliform Summary  ::  Coliform Results  ::  Coliform Schedules  ::  LT2  ::  GW/GWUDI Source Details  ::  Plan Review  ::  Annual Fee
Chemical Summary  ::  Chemical Results  ::  Chemical Schedules  ::  Chemical Schedule Summary  ::  Arsenic RAA  ::  Cyanotoxins  ::  PFAS
Lead & Copper  ::  DBP Sample Sites  ::  FANLs  ::  MRDL  ::  GWR 4-Log  ::  Turbidity  ::  SWTR  ::  LRAA  ::  DW Source Protection
Information for all water systems:
Water System Inventory  ::  Water System Surveys  ::  Outstanding Performers  ::  Treatment Plant Inspections  ::  Treatment  ::  Plan Reviews
Alerts  ::  Violations  ::  Compliance & Enforcement  ::  Deficiencies  ::  System Scores  ::  Exceedances  ::  Public Notices  ::  Service Lines
Water Advisories  ::  Contact Reports  ::  Cyanotoxins  ::  PFAS  ::  Post-wildfire VOCs  ::  Fluoride  ::  Certification List  ::  DW Source Protection
Main menu:
Introduction  ::  Data Search Options  ::  Water System Search  ::  DWS Home  ::  DWS Rules
Need help? Email Drinking Water Services for assistance.Staff/Partner Login