Chemical Waste Mgt of Nw Inc

Published drinking-water records and contacts for Chemical Waste Mgt of Nw Inc. System OR4194718. Review sources and dates; not a real-time water assessment.

System ID: OR4194718
State or territory: OR
Published population served: 40
System type (source code): NTNCWS

Published records and dates

PFAS / lithium (EPA UCMR 5): 60 — 2025-04-02 – 2025-10-01
Lead and copper monitoring summaries: 21 — 1993-07-01 – 2025-12-31

Missing records here do not mean the provider did not test. Published records are not a real-time assessment of your tap water.

Published testing results

Selected recent records are shown below. Different sampling locations and dates are not interchangeable. These excerpts are not a complete testing history.

“<” means below the stated reporting limit, not zero. A reported measurement alone is not a safety verdict. Read an example

EPA UCMR 5 — most recent imported sample per substance
Substance	Published result	Reporting limit	Sample date	Sampling location
11Cl-PF3OUdS	< 0.005 µg/L	0.005 µg/L	2025-08-19	Well 5 AA Gill 108 / SRCAA
4:2 FTS	< 0.003 µg/L	0.003 µg/L	2025-08-19	Well 5 AA Gill 108 / SRCAA
6:2 FTS	< 0.005 µg/L	0.005 µg/L	2025-08-19	Well 5 AA Gill 108 / SRCAA
8:2 FTS	< 0.005 µg/L	0.005 µg/L	2025-08-19	Well 5 AA Gill 108 / SRCAA
9Cl-PF3ONS	< 0.002 µg/L	0.002 µg/L	2025-08-19	Well 5 AA Gill 108 / SRCAA
ADONA	< 0.003 µg/L	0.003 µg/L	2025-08-19	Well 5 AA Gill 108 / SRCAA
HFPO-DA	< 0.005 µg/L	0.005 µg/L	2025-08-19	Well 5 AA Gill 108 / SRCAA
NEtFOSAA	< 0.005 µg/L	0.005 µg/L	2025-10-01	Well 5 AA Gill 108 / SRCAA
NFDHA	< 0.02 µg/L	0.02 µg/L	2025-08-19	Well 5 AA Gill 108 / SRCAA
NMeFOSAA	< 0.006 µg/L	0.006 µg/L	2025-10-01	Well 5 AA Gill 108 / SRCAA
PFBA	< 0.005 µg/L	0.005 µg/L	2025-08-19	Well 5 AA Gill 108 / SRCAA
PFBS	< 0.003 µg/L	0.003 µg/L	2025-08-19	Well 5 AA Gill 108 / SRCAA
PFDA	< 0.003 µg/L	0.003 µg/L	2025-08-19	Well 5 AA Gill 108 / SRCAA
PFDoA	< 0.003 µg/L	0.003 µg/L	2025-08-19	Well 5 AA Gill 108 / SRCAA
PFEESA	< 0.003 µg/L	0.003 µg/L	2025-08-19	Well 5 AA Gill 108 / SRCAA
PFHpA	< 0.003 µg/L	0.003 µg/L	2025-08-19	Well 5 AA Gill 108 / SRCAA
PFHpS	< 0.003 µg/L	0.003 µg/L	2025-08-19	Well 5 AA Gill 108 / SRCAA
PFHxA	< 0.003 µg/L	0.003 µg/L	2025-08-19	Well 5 AA Gill 108 / SRCAA
PFHxS	< 0.003 µg/L	0.003 µg/L	2025-08-19	Well 5 AA Gill 108 / SRCAA
PFMBA	< 0.003 µg/L	0.003 µg/L	2025-08-19	Well 5 AA Gill 108 / SRCAA
PFMPA	< 0.004 µg/L	0.004 µg/L	2025-08-19	Well 5 AA Gill 108 / SRCAA
PFNA	< 0.004 µg/L	0.004 µg/L	2025-08-19	Well 5 AA Gill 108 / SRCAA
PFOA	< 0.004 µg/L	0.004 µg/L	2025-08-19	Well 5 AA Gill 108 / SRCAA
PFOS	< 0.004 µg/L	0.004 µg/L	2025-08-19	Well 5 AA Gill 108 / SRCAA
PFPeA	< 0.003 µg/L	0.003 µg/L	2025-08-19	Well 5 AA Gill 108 / SRCAA
PFPeS	< 0.004 µg/L	0.004 µg/L	2025-08-19	Well 5 AA Gill 108 / SRCAA
PFTA	< 0.008 µg/L	0.008 µg/L	2025-10-01	Well 5 AA Gill 108 / SRCAA
PFTrDA	< 0.007 µg/L	0.007 µg/L	2025-10-01	Well 5 AA Gill 108 / SRCAA
PFUnA	< 0.002 µg/L	0.002 µg/L	2025-08-19	Well 5 AA Gill 108 / SRCAA
lithium	13 µg/L	9 µg/L	2025-08-19	Well 5 AA Gill 108 / SRCAA

Download all EPA UCMR 5 records (CSV)

Lead and copper: 90th-percentile summaries

These describe a monitoring period across sampled locations, not the result at your home. How to read the 90th percentile

Eight most recent imported monitoring summaries
Substance	Published 90th percentile	Monitoring period	Source quarter
Lead (PB90)	0 mg/L	2023-01-01 – 2025-12-31	2026Q3
Lead (PB90)	0 mg/L	2020-01-01 – 2022-12-31	2026Q3
Lead (PB90)	0.006 mg/L	2017-01-01 – 2019-12-31	2026Q3
Lead (PB90)	0.0073 mg/L	2014-01-01 – 2016-12-31	2026Q3
Lead (PB90)	0 mg/L	2011-01-01 – 2013-12-31	2026Q3
Lead (PB90)	0.0016 mg/L	2008-01-01 – 2010-12-31	2026Q3
Lead (PB90)	0.002 mg/L	2005-01-01 – 2007-12-31	2026Q3
Lead (PB90)	0.003 mg/L	2002-01-01 – 2004-12-31	2026Q3

Published compliance history

10 imported records. Status is as recorded in the source; historical records are not current advisories. Missing records do not establish that no violations occurred.

Twenty most recent imported compliance records
Rule / record	Period	Recorded status	Health-based (EPA classification)	Source quarter
Revised Total Coliform Rule / Monitoring, Routine (RTCR)	2025-12-01 – 2025-12-31	Resolved	No	2026Q3
Revised Total Coliform Rule / Monitoring, Routine (RTCR)	2025-11-01 – 2025-11-30	Resolved	No	2026Q3
Revised Total Coliform Rule / Monitoring, Routine (RTCR)	2025-10-01 – 2025-10-31	Resolved	No	2026Q3
Ground Water Rule / Monitoring, Source Water (GWR)	2025-09-27 – —	Unaddressed	No	2026Q3
Ground Water Rule / Monitoring, Source Water (GWR)	2024-12-08 – —	Resolved	No	2026Q3
Revised Total Coliform Rule / Monitoring, Routine (RTCR)	2024-12-01 – 2024-12-31	Resolved	No	2026Q3
Ground Water Rule / Monitoring, Source Water (GWR)	2024-10-26 – —	Resolved	No	2026Q3
Revised Total Coliform Rule / Monitoring, Additional Routine (RTCR)	2024-08-01 – 2024-08-31	Resolved	No	2026Q3
Ground Water Rule / Monitoring, Source Water (GWR)	2024-07-06 – —	Resolved	No	2026Q3
Revised Total Coliform Rule / Monitoring, Additional Routine (RTCR)	2024-07-01 – 2024-07-31	Resolved	No	2026Q3

Source dates and refresh checks

A refresh check is not a sample date. Publication periods, sample dates and checks are shown separately.

EPA SDWIS lead/copper summaries and service areas — source period: — – —; last checked: 2026-10-17
EPA SDWIS contacts and compliance records — source period: — – —; last checked: 2026-10-17
EPA UCMR 5 sample results — source period: 2023-01-03 – 2026-06-17; last checked: 2026-10-17

Administrative contact (EPA filing)

Chemical Waste Mgt of Nw Inc: 863-640-1736

An administrative filing contact may not be a customer-service line. Confirm current contact details with the provider.

Official state resources · How to read these records