OHA Drinking Water Services
OR41
PWS ID: 91167 ---- MT HOOD MEADOWS SPRING
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-A EP FOR TIMBERLINE TRAIL SPRING 2931 1,2-DIBROMO-3-CHLOROPROPANE notes 3 Years1/1/2026 - 12/31/2028 1019 1 0 7/29/2025
EP-A EP FOR TIMBERLINE TRAIL SPRING 2110 2,4,5-TP notes 3 Years1/1/2026 - 12/31/2028 1019 1 0 7/29/2025
EP-A EP FOR TIMBERLINE TRAIL SPRING 2105 2,4-D notes 3 Years1/1/2026 - 12/31/2028 1019 1 0 7/29/2025
EP-A EP FOR TIMBERLINE TRAIL SPRING 2050 ATRAZINE notes 3 Years1/1/2026 - 12/31/2028 1019 1 0 7/29/2025
EP-A EP FOR TIMBERLINE TRAIL SPRING 2306 BENZO(A)PYRENE notes 3 Years1/1/2026 - 12/31/2028 1019 1 0 7/29/2025
EP-A EP FOR TIMBERLINE TRAIL SPRING 2010 BHC-GAMMA notes 3 Years1/1/2026 - 12/31/2028 1019 1 0 7/29/2025
EP-A EP FOR TIMBERLINE TRAIL SPRING 2046 CARBOFURAN notes 3 Years1/1/2026 - 12/31/2028 1019 1 0 7/29/2025
EP-A EP FOR TIMBERLINE TRAIL SPRING 2959 CHLORDANE notes 3 Years1/1/2026 - 12/31/2028 1019 1 0 7/29/2025
EP-A EP FOR TIMBERLINE TRAIL SPRING 2031 DALAPON notes 3 Years1/1/2026 - 12/31/2028 1019 1 0 7/29/2025
EP-A EP FOR TIMBERLINE TRAIL SPRING 2035 DI(2-ETHYLHEXYL) ADIPATE notes 3 Years1/1/2026 - 12/31/2028 1019 1 0 7/29/2025
EP-A EP FOR TIMBERLINE TRAIL SPRING 2039 DI(2-ETHYLHEXYL) PHTHALATE notes 3 Years1/1/2026 - 12/31/2028 1019 1 0 7/29/2025
EP-A EP FOR TIMBERLINE TRAIL SPRING 2041 DINOSEB notes 3 Years1/1/2026 - 12/31/2028 1019 1 0 7/29/2025
EP-A EP FOR TIMBERLINE TRAIL SPRING 2032 DIQUAT notes 3 Years1/1/2026 - 12/31/2028 1019 1 0 7/29/2025
EP-A EP FOR TIMBERLINE TRAIL SPRING 2033 ENDOTHALL notes 3 Years1/1/2026 - 12/31/2028 1019 1 0 7/29/2025
EP-A EP FOR TIMBERLINE TRAIL SPRING 2005 ENDRIN notes 3 Years1/1/2026 - 12/31/2028 1019 1 0 7/29/2025
EP-A EP FOR TIMBERLINE TRAIL SPRING 2946 ETHYLENE DIBROMIDE notes 3 Years1/1/2026 - 12/31/2028 1019 1 0 7/29/2025
EP-A EP FOR TIMBERLINE TRAIL SPRING 2034 GLYPHOSATE notes 3 Years1/1/2026 - 12/31/2028 1019 1 0 7/29/2025
EP-A EP FOR TIMBERLINE TRAIL SPRING 2065 HEPTACHLOR notes 3 Years1/1/2026 - 12/31/2028 1019 1 0 7/29/2025
EP-A EP FOR TIMBERLINE TRAIL SPRING 2067 HEPTACHLOR EPOXIDE notes 3 Years1/1/2026 - 12/31/2028 1019 1 0 7/29/2025
EP-A EP FOR TIMBERLINE TRAIL SPRING 2274 HEXACHLOROBENZENE notes 3 Years1/1/2026 - 12/31/2028 1019 1 0 7/29/2025
EP-A EP FOR TIMBERLINE TRAIL SPRING 2042 HEXACHLOROCYCLOPENTADIENE notes 3 Years1/1/2026 - 12/31/2028 1019 1 0 7/29/2025
EP-A EP FOR TIMBERLINE TRAIL SPRING 2051 LASSO notes 3 Years1/1/2026 - 12/31/2028 1019 1 0 7/29/2025
EP-A EP FOR TIMBERLINE TRAIL SPRING 2015 METHOXYCHLOR notes 3 Years1/1/2026 - 12/31/2028 1019 1 0 7/29/2025
EP-A EP FOR TIMBERLINE TRAIL SPRING 2036 OXAMYL notes 3 Years1/1/2026 - 12/31/2028 1019 1 0 7/29/2025
EP-A EP FOR TIMBERLINE TRAIL SPRING 2326 PENTACHLOROPHENOL notes 3 Years1/1/2026 - 12/31/2028 1019 1 0 7/29/2025
EP-A EP FOR TIMBERLINE TRAIL SPRING 2040 PICLORAM notes 3 Years1/1/2026 - 12/31/2028 1019 1 0 7/29/2025
EP-A EP FOR TIMBERLINE TRAIL SPRING 2037 SIMAZINE notes 3 Years1/1/2026 - 12/31/2028 1019 1 0 7/29/2025
EP-A EP FOR TIMBERLINE TRAIL SPRING 2383 TOTAL POLYCHLORINATED BIPHENYLS (PCB) notes 3 Years1/1/2026 - 12/31/2028 1019 1 0 7/29/2025
EP-A EP FOR TIMBERLINE TRAIL SPRING 2020 TOXAPHENE notes 3 Years1/1/2026 - 12/31/2028 1019 1 0 7/29/2025