90416 Chemical Schedules | Data Online | Oregon Drinking Water Services

Chemical Sampling Schedule Status
Facility ID	Analyte or Group		Sampling Interval	Monitoring Period	Days Until End	Samples Required	Samples Received	Last Sample Date
Start	End
CH-A COMMON HEADER FOR WTP-A	TOTAL ORGANIC CARBON	notes	Monthly	04/01/2024 - 04/30/2024	8	1	incomplete

DIST-A Distribution System	ASBESTOS, DIST	notes	9 Years	01/01/2020 - 12/31/2028	1,714	1	done	11/30/2020
DIST-A Distribution System	LEAD & COPPER		6 Months	01/01/2024 - 06/30/2024	69	5	incomplete	12/12/2023
DIST-A Distribution System	STAGE 2 DBP	notes	Quarterly	04/01/2024 - 06/30/2024	69	1	incomplete	02/22/2024

EP-A EP FOR COLUMBIA RIVER	XYLENES, TOTAL		Quarterly	04/01/2024 - 06/30/2024	69	1	incomplete	01/12/2024
EP-A EP FOR COLUMBIA RIVER	SODIUM	notes	Yearly	01/01/2024 - 12/31/2024	253	1	incomplete	08/30/2023
EP-A EP FOR COLUMBIA RIVER	ARSENIC	notes	9 Years	01/01/2023 - 12/31/2031	2,809	1	incomplete	05/26/2020
EP-A EP FOR COLUMBIA RIVER	IOC	notes	9 Years	01/01/2020 - 12/31/2028	1,714	1	done	05/26/2020
EP-A EP FOR COLUMBIA RIVER	NITRATE		Yearly	01/01/2024 - 12/31/2024	253	1	incomplete	08/30/2023
EP-A EP FOR COLUMBIA RIVER	NITRITE	notes	9 Years	01/01/2020 - 12/31/2028	1,714	1	done	05/26/2020
EP-A EP FOR COLUMBIA RIVER	SOC		3 Years	01/01/2023 - 12/31/2025	618	1	incomplete	05/26/2020
EP-A EP FOR COLUMBIA RIVER	VOLATILE ORGANICS		Yearly	01/01/2024 - 12/31/2024	253	1	incomplete	08/30/2023

SRC-AA COLUMBIA RIVER	CYANOTOXINS		2 Weeks	04/21/2024 - 05/04/2024	12	1	incomplete	10/30/2023
	Seasonal sampling period: 05/01 thru 10/31

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Chemical Sampling Schedule Status

Analyte or Group

Sampling
Interval

Monitoring Period

Days
Until
End

Samples
Required

Samples
Received

Last
Sample
Date

Start

End

CH-A COMMON HEADER FOR WTP-A