OHA Drinking Water Services
OR41
PWS ID: 95054 ---- WILDERVILLE COUNTRY STORE

Most Recent Water System Survey
Survey Date: Oct 07, 2025
Notification Date: Oct 28, 2025 (21 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
Management & Operations No operations and maintenance manualDec 16, 2025
Monitoring & Reporting Monitoring not currentDec 16, 2025
Well Construction Sanitary seal and casing not watertightDec 16, 2025
Disinfection DPD or EPA approved method not usedDec 16, 2025
Disinfection Chlorine not measured & recorded as requiredDec 16, 2025
Disinfection Minimum CT requirement not met all timesDec 16, 2025
Disinfection No means to adequately determine flow rate on contact chamber effluent lineDec 16, 2025
Disinfection pH, temperature, and chlorine residual not measured daily at first userDec 16, 2025
Disinfection Failure to calculate CT values correctlyDec 16, 2025
Disinfection No means to adequately determine disinfection contact time under peak flow and minimum storage conditionsDec 16, 2025
Other Treatment Non-NSF approved chemicalsDec 16, 2025
Surface Water Treatment Turbidity standards not metDec 16, 2025
Bold text indicates that resolving this deficiency is a top priority.


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More information for this water system: SDWIS ID 4503
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PFAS data are now located on the Chemical Results page.

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