OHA Drinking Water Services
OR41
PWS ID: 00798 ---- SEAL ROCK WATER DISTRICT
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 BEAVER CREEK 2931 1,2-DIBROMO-3-CHLOROPROPANE Quarterly1/1/2026 - 3/31/2026 7 1 0 10/8/2025
EP-C EP FOR BEAVER CREEK 2110 2,4,5-TP Quarterly1/1/2026 - 3/31/2026 7 1 0 10/8/2025
EP-C EP FOR BEAVER CREEK 2105 2,4-D Quarterly1/1/2026 - 3/31/2026 7 1 0 10/8/2025
EP-C EP FOR BEAVER CREEK 2050 ATRAZINE Quarterly1/1/2026 - 3/31/2026 7 1 0 10/8/2025
EP-C EP FOR BEAVER CREEK 2306 BENZO(A)PYRENE Quarterly1/1/2026 - 3/31/2026 7 1 0 10/8/2025
EP-C EP FOR BEAVER CREEK 2010 BHC-GAMMA Quarterly1/1/2026 - 3/31/2026 7 1 0 10/8/2025
EP-C EP FOR BEAVER CREEK 2046 CARBOFURAN Quarterly1/1/2026 - 3/31/2026 7 1 0 10/8/2025
EP-C EP FOR BEAVER CREEK 2959 CHLORDANE Quarterly1/1/2026 - 3/31/2026 7 1 0 10/8/2025
EP-C EP FOR BEAVER CREEK 2031 DALAPON Quarterly1/1/2026 - 3/31/2026 7 1 0 10/8/2025
EP-C EP FOR BEAVER CREEK 2035 DI(2-ETHYLHEXYL) ADIPATE Quarterly1/1/2026 - 3/31/2026 7 1 0 10/8/2025
EP-C EP FOR BEAVER CREEK 2039 DI(2-ETHYLHEXYL) PHTHALATE Quarterly1/1/2026 - 3/31/2026 7 1 0 10/8/2025
EP-C EP FOR BEAVER CREEK 2041 DINOSEB Quarterly1/1/2026 - 3/31/2026 7 1 0 10/8/2025
EP-C EP FOR BEAVER CREEK 2032 DIQUAT Quarterly1/1/2026 - 3/31/2026 7 1 0 10/8/2025
EP-C EP FOR BEAVER CREEK 2033 ENDOTHALL Quarterly1/1/2026 - 3/31/2026 7 1 0 10/8/2025
EP-C EP FOR BEAVER CREEK 2005 ENDRIN Quarterly1/1/2026 - 3/31/2026 7 1 0 10/8/2025
EP-C EP FOR BEAVER CREEK 2946 ETHYLENE DIBROMIDE Quarterly1/1/2026 - 3/31/2026 7 1 0 10/8/2025
EP-C EP FOR BEAVER CREEK 2034 GLYPHOSATE Quarterly1/1/2026 - 3/31/2026 7 1 0 10/8/2025
EP-C EP FOR BEAVER CREEK 2065 HEPTACHLOR Quarterly1/1/2026 - 3/31/2026 7 1 0 10/8/2025
EP-C EP FOR BEAVER CREEK 2067 HEPTACHLOR EPOXIDE Quarterly1/1/2026 - 3/31/2026 7 1 0 10/8/2025
EP-C EP FOR BEAVER CREEK 2274 HEXACHLOROBENZENE Quarterly1/1/2026 - 3/31/2026 7 1 0 10/8/2025
EP-C EP FOR BEAVER CREEK 2042 HEXACHLOROCYCLOPENTADIENE Quarterly1/1/2026 - 3/31/2026 7 1 0 10/8/2025
EP-C EP FOR BEAVER CREEK 2051 LASSO Quarterly1/1/2026 - 3/31/2026 7 1 0 10/8/2025
EP-C EP FOR BEAVER CREEK 2015 METHOXYCHLOR Quarterly1/1/2026 - 3/31/2026 7 1 0 10/8/2025
EP-C EP FOR BEAVER CREEK 2036 OXAMYL Quarterly1/1/2026 - 3/31/2026 7 1 0 10/8/2025
EP-C EP FOR BEAVER CREEK 2326 PENTACHLOROPHENOL Quarterly1/1/2026 - 3/31/2026 7 1 0 10/8/2025
EP-C EP FOR BEAVER CREEK 2040 PICLORAM Quarterly1/1/2026 - 3/31/2026 7 1 0 10/8/2025
EP-C EP FOR BEAVER CREEK 2037 SIMAZINE Quarterly1/1/2026 - 3/31/2026 7 1 0 10/8/2025
EP-C EP FOR BEAVER CREEK 2383 TOTAL POLYCHLORINATED BIPHENYLS (PCB) Quarterly1/1/2026 - 3/31/2026 7 1 0 10/8/2025
EP-C EP FOR BEAVER CREEK 2020 TOXAPHENE Quarterly1/1/2026 - 3/31/2026 7 1 0 10/8/2025