OHA Drinking Water Services
OR41
PWS ID: 00748 ---- HILAND WC - LOMBARD
Violation History

Violations are displayed for the last 5 years only.
Group Abbreviations:  CCR = Consumer Confidence Report, GWR = Ground Water Rule, LCR = Lead & Copper Rule
Gray shading indicates return to compliance. 

Hide Auto-RTC  |  Show Determination Dates
Go to public notices
Violation
Number
Auto-
RTC?
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
900599457YJul 01, 2025 Dec 31, 2025DIST-A LCR LCR Late/Nonreporting - 1  Show analyte 1
900599455NJul 31, 2025 Aug 11, 2025DIST-A GWR Source Sample - Late/Nonreporting - 1 Returned To Compliance - Mar 03, 2026 1
900599456NJul 11, 2025 Aug 01, 2025 Coliform Investigation Defects Not Corrected - 1 Returned To Compliance - Aug 01, 2025 5
900599454NJun 06, 2025 Jun 17, 2025DIST-A GWR Source Sample - Late/Nonreporting - 1 Returned To Compliance - Mar 03, 2026 1 12/3/2025
900599452NDec 19, 2024 Jan 07, 2025 Coliform Investigation Nonreporting - 1 Returned To Compliance - Jan 07, 2025 5
900599453YJul 01, 2024 Dec 31, 2024DIST-A LCR LCR Late/Nonreporting - 1  Hide analyte
LEAD & COPPER RULE
Returned To Compliance - Feb 10, 2025 1
900599451NNov 03, 2024 Nov 14, 2024DIST-A GWR Source Sample - Late/Nonreporting - 1 Returned To Compliance - May 23, 2025 1 12/3/2025
900599450YOct 01, 2024 Nov 13, 2024 CCR CCR Certification Late/Nonreporting - 1 Returned To Compliance - Nov 13, 2024 1
900599449YJan 01, 2024 Jun 30, 2024DIST-A LCR LCR Late/Nonreporting - 1  Show analyte Returned To Compliance - Feb 10, 2025 1
900599448YJul 01, 2023 Dec 31, 2023DIST-A LCR LCR Late/Nonreporting - 1  Show analyte Returned To Compliance - Feb 10, 2025 1
900599447NJan 12, 2023 Jul 19, 2023 Public Notice Late/Nonreporting (Viol # 900599446) - 1 Returned To Compliance - Jul 19, 2023 1
900599446NJan 12, 2023 May 24, 2023 Failure to Install Disinfection - 1 Returned To Compliance - May 24, 2023 5 4/12/2023
900599445NJul 05, 2022 Jul 16, 2022DIST-A GWR Source Sample - Late/Nonreporting - 1 Returned To Compliance - Jan 04, 2024 1 7/11/2022
900599443NAug 03, 2021 Aug 14, 2021DIST-A GWR Source Sample - Late/Nonreporting - 1 Returned To Compliance - May 26, 2022 1
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:
1
0
1
0
25

Violation history was last updated on 3/23/2026, 12 hours ago.

For questions regarding these violations contact either: