OHA Drinking Water Services
OR41
PWS ID: 00323 ---- GLENDALE, CITY OF

Most Recent Water System Survey
Survey Date: Apr 09, 2025
Notification Date: May 13, 2025 (34 days)
Regulating Agency: DWS (REGION 2)
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
Management & Operations Master plan not current (≥ 300 con.)Feb 01, 2027 *
Disinfection Failure to calculate CT values correctlyAug 07, 2025 * Aug 04, 2025
Disinfection No means to adequately determine disinfection contact time under peak flow and minimum storage conditionsAug 07, 2025 * Aug 04, 2025
* Corrective Action Plan has been submitted for this deficiency.


 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) 04/09/2025 3 YR  * 05/13/2025 (34) REGION 2 Show details
Sanitary Survey, Finished (SNSV) 10/27/2022 3 YR  * 12/09/2022 (43) REGION 2 Show details
Water Treatment Plant Site Visit (TRTP) 10/27/2022 3 YR 10/27/2025 12/09/2022 (43) REGION 2 No details
Sanitary Survey, Finished (SNSV) 10/31/2019 3 YR  * 01/28/2020 (89) DWP Show details
Water Treatment Plant Site Visit (TRTP) 10/31/2019 3 YR 10/31/2022 01/28/2020 (89) DWP No details
Sanitary Survey, Finished (SNSV) 11/22/2016 3 YR  * 01/20/2017 (59) REGION 2 Show details
Water Treatment Plant Site Visit (TRTP) 11/22/2016 3 YR 11/22/2019 01/20/2017 (59) REGION 2 No details
Sanitary Survey, Finished (SNSV) 09/24/2013 3 YR  * 11/08/2013 (45) REGION 2 Hide details
  Comments:
The deficiencies noted are as follows:

Treatment and Disinfection Deficiencies
1. Turbidimeters not calibrated per manufacturer’s recommendation or at least quarterly
2. Failure to calculate CT values correctly
3. No means to adequately determine flow rate on contact chamber effluent line
4. Non NSF approved chlorine used for disinfection
Finished Water Storage Deficiencies
1. Hatch not locked or adequately secured
Operator Certification Violations
1. No protocol for under certified operator

Category Deficiency Due Date Resolved Date
Finished Water Storage Hatch not locked or adequately securedNot tracked
Operator Certification No protocol for under-certified operatorNot tracked
Disinfection No means to adequately determine flow rate on contact chamber effluent lineNot tracked
Disinfection Failure to calculate CT values correctlyNot tracked
Other Treatment Non-NSF approved chemicalsNot tracked
Surface Water Treatment Turbidimeters not calibrated per manufacturer or at least quarterlyNot tracked
Deficiency dates were not tracked prior to 1/1/2014.
Water Treatment Plant Site Visit (TRTP) 09/24/2013 6 MN 03/24/2014 REGION 2 No details
Sanitary Survey, Finished (SNSV) 03/09/2010 3 YR  * REGION 2 No details
Water Treatment Plant Site Visit (TRTP) 03/09/2010 3 YR 03/09/2013 REGION 2 No details
Sanitary Survey, Finished (SNSV) 02/01/2007 3 YR  * 02/01/2007 (0) REGION 2 No details
Water Treatment Plant Site Visit (TRTP) 02/01/2007 3 YR 02/01/2010 02/01/2007 (0) REGION 2 No details
Sanitary Survey, Finished (SNSV) 01/06/2005 3 YR  * DWP Show details
Water Treatment Plant Site Visit (TRTP) 01/06/2005 3 YR 01/06/2008 01/06/2005 (0) REGION 2 No details