OHA Drinking Water Services
OR41
PWS ID: 00402 ---- IONE, CITY OF

Most Recent Water System Survey
Survey date: Nov 19, 2025
Notification date: Nov 20, 2025 (1 days)
Regulating agency: DWS (REGION 1)
Survey frequency: 3 YR  -  Visit the Water System Surveys page to see the list of surveys due each year.
Significant deficiencies and unmet rule requirements:
Category Significant deficiency or unmet rule requirement Due date Resolved date
Management & Operations No operations and maintenance manualMar 26, 2026 Overdue
Disinfection Chlorine not measured & recordedMar 26, 2026 Overdue
Operator Certification No protocol for under-certified operatorMar 26, 2026 Nov 25, 2025
Bold text indicates a significant deficiency. All others are unmet rule requirements.


 Hide Site Visit History
Water System Site Visit History
Reason Visit date Frequency Next due Notification date
(Days after survey)		 Responsible
agency		 Comments and
significant deficiencies or unmet rule requirements
Sanitary Survey, Finished (SNSV) 11/19/2025 3 YR  * 11/20/2025 (1) REGION 1 Show details
Sanitary Survey, Finished (SNSV) 11/22/2022 3 YR  * 12/19/2022 (27) REGION 1 Show details
Sanitary Survey, Finished (SNSV) 06/12/2019 3 YR  * 07/09/2019 (27) REGION 1 Show details
Sanitary Survey, Finished (SNSV) 05/12/2016 3 YR  * 05/31/2016 (19) REGION 1 Show details
Sanitary Survey, Finished (SNSV) 08/20/2013 3 YR  * DWP Show details
Sanitary Survey, Finished (SNSV) 06/11/2010 3 YR  * 08/04/2010 (54) DWP Hide details
  Comments:

Significant deficiencies identified during the 2010 water system survey are as follows:

  • Inadequate Well Vent Screen - corrected on 5/10/2011.
  • Verify Reservoir Overflow Protection - corrected on 5/10/2011.
  • No Cross Connection Ordinance - corrected, copy of ordinance received on 4/1/2011.
  • Backflow prevention devices not tested annually & No Cross Connection\Backflow Prevention Annual Summary Report - corrected, received 2010 ASR on 1/12/2011.
  • No written Coliform Sampling Plan - corrected, sample plan received on 4/7/2011.
  • Monitoring not current - corrected on 1/20/2012.
  • No written Emergency Response Plan - corrected, ERP reviewed and updated on 4/1/2011.
  • No written operations and maintenance manual & no protocol for other operators - corrected on 6/30/2011.
  • No Consumer Confidence Report - corrected, received combined 2009-2010 CCR 6/24/2011.

Category Significant deficiency or unmet rule requirement Due date Resolved date
Cross Connection No ordinance or enabling authority (CWS)Not tracked
Cross Connection Annual summary report not issued (CWS)Not tracked
Cross Connection Testing records not current (CWS, NTNC, TNC)Not tracked
Finished Water Storage No flap valve, screen, or equivalent on overflow or drainNot tracked
Management & Operations No operations and maintenance manualNot tracked
Management & Operations Emergency response plan not completed (CWS, NTNC)Not tracked
Management & Operations Annual CCR not distributed (CWS)Not tracked
Monitoring & Reporting Monitoring not currentNot tracked
Operator Certification No DRC at required certification level Not tracked
Operator Certification No protocol for under-certified operatorNot tracked
Well Construction Unscreened well ventNot tracked
Significant deficiency and unmet rule requirement dates were not tracked prior to 1/1/2014.
Sanitary Survey, Finished (SNSV) 07/28/2005 5 YR  * DWP Show details