OHA Drinking Water Services
OR41
PWS ID: 94557 ---- COOS CO PKS - LAVERNE

Most Recent Water System Survey
Survey date: Aug 10, 2021
Notification date: Oct 12, 2021 (63 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.
Significant deficiencies and unmet rule requirements:
Category Significant deficiency or unmet rule requirement Due date Resolved date
Other Treatment Non-NSF approved chemicalsNov 30, 2021 Nov 30, 2021
Surface Water Treatment Turbidimeters not calibrated per manufacturer or at least quarterlyNov 30, 2021 Oct 12, 2021
Finished Water Storage Roof and access hatch not watertight or adequately securedApr 29, 2022 * Mar 14, 2022
Management & Operations No operations and maintenance manualApr 29, 2022 * Apr 20, 2022
Monitoring & Reporting No coliform sampling planApr 29, 2022 * Apr 20, 2022
Management & Operations Emergency response plan not completed (CWS, NTNC)Jul 31, 2022 * Nov 21, 2022 - Late
Disinfection No means to adequately determine disinfection contact time under peak flow and minimum storage conditionsJun 30, 2025 * Jul 29, 2025 - Late
Surface Water Treatment Membrane filtration: Direct integrity testing does not meet requirementsJun 30, 2025 * Jul 29, 2025 - Late
Bold text indicates a significant deficiency. All others are unmet rule requirements.
* A corrective action plan has been submitted for this significant deficiency or unmet rule requirement.


 Show Site Visit History