OHA Drinking Water Services
OR41
PWS ID: 91998 ---- NPS OREGON CAVES NATL MON

Most Recent Water System Survey
Survey Date: Nov 12, 2020
Notification Date: Dec 08, 2020 (26 days)
Regulating Agency: DWS (REGION 2)
Survey Frequency: 5 YR  -  Visit the Water System Surveys page to see the list of surveys due each year.
Deficiencies:
Category Deficiency Due Date Resolved Date
Disinfection No means to adequately determine flow rate on contact chamber effluent lineJan 01, 2022 * Overdue
Disinfection Failure to calculate CT values correctlyJan 01, 2022 * Overdue
Disinfection No means to adequately determine disinfection contact time under peak flow and minimum storage conditionsJan 01, 2022 * Overdue
Cross Connection Testing records not current (CWS, NTNC, TNC)Jan 26, 2021 Jan 19, 2021
Disinfection Chlorine not measured & recorded as requiredJan 26, 2021 Jan 19, 2021
Surface Water Treatment Turbidimeters not calibrated per manufacturer or at least quarterlyJan 26, 2021 Jan 19, 2021
* 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) 11/12/2020 5 YR  * 12/08/2020 (26) REGION 2 Show details
Water Treatment Plant Site Visit (TRTP) 11/12/2020 5 YR 11/12/2025 12/08/2020 (26) REGION 2 No details
Sanitary Survey, Finished (SNSV) 06/17/2015 5 YR  * 07/02/2015 (15) REGION 2 Hide details
 
Category Deficiency Due Date Resolved Date
Disinfection Failure to calculate CT values correctlyAug 20, 2015 Sep 02, 2015 - Late
Disinfection No means to adequately determine disinfection contact time under peak flow and minimum storage conditionsAug 20, 2015 Sep 02, 2015 - Late
Water Treatment Plant Site Visit (TRTP) 06/17/2015 5 YR 06/17/2020 07/02/2015 (15) REGION 2 No details
Sanitary Survey, Finished (SNSV) 04/29/2010 3 YR  * 08/09/2010 (102) JOSEPHINE COUNTY Show details
Sanitary Survey, Finished (SNSV) 08/11/2005 5 YR  * JOSEPHINE COUNTY Show details
 



More information for this water system: SDWIS ID 3151
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