OHA Drinking Water Services
OR41
PWS ID: 00067 ---- AURORA, CITY OF

Most Recent Water System Survey
Survey Date: Oct 01, 2025
Notification Date: Oct 02, 2025 (1 days)
Regulating Agency: MARION COUNTY
Survey Frequency: 3 YR  -  Visit the Water System Surveys page to see the list of surveys due each year.
Deficiencies:
Category Deficiency Due Date Resolved Date
Cross Connection No cross connection control specialist (CWS ≥300 connections)Feb 05, 2026
Monitoring & Reporting No coliform sampling planFeb 05, 2026


 Hide Site Visit History
Water System Site Visit History
Reason Visit Date Frequency Next Due Notification Date
(Days after survey)		 Responsible
Agency		 Comments and
Deficiencies
Sanitary Survey, Finished (SNSV) 10/01/2025 3 YR  * 10/02/2025 (1) MARION COUNTY Show details
Sanitary Survey, Finished (SNSV) 06/16/2022 3 YR  * 06/24/2022 (8) MARION COUNTY Show details
Sanitary Survey, Finished (SNSV) 09/18/2019 3 YR  * 09/24/2019 (6) MARION COUNTY Show details
Sanitary Survey, Finished (SNSV) 08/17/2016 3 YR  * 08/19/2016 (2) MARION COUNTY Show details
Sanitary Survey, Finished (SNSV) 12/04/2013 3 YR  * 12/11/2013 (7) MARION COUNTY Hide details
  Comments:
The deficiencies noted are as follows:

Treatment and Disinfection Deficiencies
1. Non NSF chemical used for water treatment

Category Deficiency Due Date Resolved Date
Other Treatment Non-NSF approved chemicalsNot tracked
Deficiency dates were not tracked prior to 1/1/2014.
Sanitary Survey, Finished (SNSV) 10/05/2010 3 YR  * 10/19/2010 (14) MARION COUNTY Show details
Sanitary Survey, Finished (SNSV) 06/07/2006 3 YR  * 06/13/2006 (6) MARION COUNTY No details
Sanitary Survey, Finished (SNSV) 04/18/1988 3 YR  * DWP Show details
 



More information for this water system: SDWIS ID 3233
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