OHA Drinking Water Services
OR41
PWS ID: 01203 ---- AVION WC - RED CLOUD
Single Chemical Schedule

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Facility
ID
Facility Name Analyte
Code
Analyte Sampling
Interval
Monitoring
Period
Start
Monitoring
Period
Due Date
Days
Until
Due
Samples
Required
Samples
Received
Last
Sample
Date
Seasonal Sampling
Period
EP-C EP FOR POWELL BUTTE WELLS (NIXON) 2816 HFPO-DA notes 6 Months1/1/2026 - 6/30/2026 101 1 0 10/23/2025
EP-C EP FOR POWELL BUTTE WELLS (NIXON) 2801 PERFLUOROBUTANE SULFONIC ACID (PFBS) notes 6 Months1/1/2026 - 6/30/2026 101 1 0 10/23/2025
EP-C EP FOR POWELL BUTTE WELLS (NIXON) 2805 PERFLUOROCTANE SULFONIC ACID (PFOS) notes 6 Months1/1/2026 - 6/30/2026 101 1 0 10/23/2025
EP-C EP FOR POWELL BUTTE WELLS (NIXON) 2806 PERFLUOROCTANOIC ACID (PFOA) notes 6 Months1/1/2026 - 6/30/2026 101 1 0 10/23/2025
EP-C EP FOR POWELL BUTTE WELLS (NIXON) 2803 PERFLUOROHEXANE SULFONIC ACID (PFHxS) notes 6 Months1/1/2026 - 6/30/2026 101 1 0 10/23/2025
EP-C EP FOR POWELL BUTTE WELLS (NIXON) 2804 PERFLUORONONANOIC ACID (PFNA) notes 6 Months1/1/2026 - 6/30/2026 101 1 0 10/23/2025