OHA Drinking Water Services
OR41
PWS ID: 95706 ---- NPS OREGON CAVES NATIONAL MONUMENT O&M

Most Recent Water System Survey
Survey Date: Aug 16, 2023
Notification Date: Sep 25, 2023 (40 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
Monitoring & Reporting Monitoring not currentJun 30, 2024 * Overdue
Management & Operations Major modifications not approved (plan review)Sep 23, 2024 * Overdue
Operator Certification No certified operator at required levelSep 23, 2024 * Overdue
Operator Certification No protocol for under-certified operatorSep 23, 2024 * Overdue
Disinfection No means to adequately determine flow rate on contact chamber effluent lineSep 23, 2024 * Overdue
Disinfection Failure to calculate CT values correctlySep 23, 2024 * Overdue
Cross Connection Testing records not current (CWS, NTNC, TNC)Nov 13, 2023 Jan 10, 2024 - Late
Management & Operations No operations and maintenance manualNov 13, 2023 Jan 10, 2024 - Late
Management & Operations Emergency response plan not completedNov 13, 2023 Jan 10, 2024 - Late
Monitoring & Reporting No coliform sampling planNov 13, 2023 Jan 10, 2024 - Late
Disinfection Free chlorine residual not maintainedNov 13, 2023 Jan 10, 2024 - Late
Surface Water Treatment Turbidimeters not calibrated per manufacturer or at least quarterlyNov 13, 2023 Jan 10, 2024 - Late
* Corrective Action Plan has been submitted for this deficiency.


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More information for this water system: SDWIS ID 5640
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