PWS ID: 90872 ---- NORTHWEST ALUMINUM COMPANY ---- Inactive

For questions regarding these violations contact: WASCO COUNTY ---- Eric Grendel/Jessie Elias ---- (541) 506-2622

Violations are displayed for the last 5 years only.
Group Abbreviations:  ARS = Arsenic, IOC = Inorganic Chemicals, NO2 = Nitrite, NO3 = Nitrate, SOC = Synthetic Organic Chemicals, TCR = Total Coliform Rule, VOC = Volatile Organic Chemicals
Gray shading indicates return to compliance. 

Show Auto-RTC  |  Show Determination Dates Click here to see public notices.
Violation History
Violation
Number
Monitoring Period Facility
ID
Analyte
Group
Violation Type - Analyte Count
Hide analytes for all violations
Enforcement Action - Date
Show history
Points
Begin End
900592473 Jan 01, 2021 Jan 31, 2021 TCR Routine Coliform - Did Not Report ANY - 1No Longer Required To Comply - Feb 03, 20221
900592468 Nov 01, 2020 Nov 30, 2020 TCR Acute MCL for E. coli - 1No Longer Required To Comply - Feb 03, 202210
900592465 Jan 01, 2017 Dec 31, 2019 EP-C VOC Chemical Late/Nonreporting - 21
        1,1,1-TRICHLOROETHANE
        1,1,2-TRICHLOROETHANE
        1,1-DICHLOROETHYLENE
        1,2,4-TRICHLOROBENZENE
        1,2-DICHLOROETHANE
        1,2-DICHLOROPROPANE
        BENZENE
        CARBON TETRACHLORIDE
        CIS-1,2-DICHLOROETHYLENE
        DICHLOROMETHANE
        ETHYLBENZENE
        MONOCHLOROBENZENE
        O-DICHLOROBENZENE
        P-DICHLOROBENZENE
        STYRENE
        TETRACHLOROETHYLENE
        TOLUENE
        TRANS-1,2-DICHLOROETHYLENE
        TRICHLOROETHYLENE
        VINYL CHLORIDE
        XYLENES
No Longer Required To Comply - Feb 03, 20221
900592423 Jan 01, 2017 Dec 31, 2019 EP-B SOC Chemical Late/Nonreporting - 29
        2,4,5-TP (SILVEX)
        2,4-D
        ALACHLOR (LASSO)
        ATRAZINE
        BENZO (A) PYRENE
        BHC-GAMMA (LINDANE)
        CARBOFURAN
        CHLORDANE
        DALAPON
        DI(2-ETHYLHEXYL) - ADIPATE
        DI(2-ETHYLHEXYL) - PHTHALATE
        DIBROMOCHLOROPROPANE (DBCP)
        DINOSEB
        DIQUAT
        ENDOTHALL
        ENDRIN
        ETHYLENE DIBROMIDE (EDB)
        GLYPHOSATE
        HEPTACHLOR
        HEPTACHLOR EPOXIDE
        HEXACHLOROBENZENE
        HEXACHLOROCYCLOPENTADIENE
        METHOXYCHLOR
        OXAMYL (VYDATE)
        PENTACHLOROPHENOL
        PICLORAM
        POLYCHLORINATED BIPHENYLS (PCB)
        SIMAZINE
        TOXAPHENE
No Longer Required To Comply - Feb 03, 20221
900592394 Jan 01, 2017 Dec 31, 2019 EP-C SOC Chemical Late/Nonreporting - 29
        2,4,5-TP (SILVEX)
        2,4-D
        ALACHLOR (LASSO)
        ATRAZINE
        BENZO (A) PYRENE
        BHC-GAMMA (LINDANE)
        CARBOFURAN
        CHLORDANE
        DALAPON
        DI(2-ETHYLHEXYL) - ADIPATE
        DI(2-ETHYLHEXYL) - PHTHALATE
        DIBROMOCHLOROPROPANE (DBCP)
        DINOSEB
        DIQUAT
        ENDOTHALL
        ENDRIN
        ETHYLENE DIBROMIDE (EDB)
        GLYPHOSATE
        HEPTACHLOR
        HEPTACHLOR EPOXIDE
        HEXACHLOROBENZENE
        HEXACHLOROCYCLOPENTADIENE
        METHOXYCHLOR
        OXAMYL (VYDATE)
        PENTACHLOROPHENOL
        PICLORAM
        POLYCHLORINATED BIPHENYLS (PCB)
        SIMAZINE
        TOXAPHENE
No Longer Required To Comply - Feb 03, 20221
900592365 Jan 01, 2011 Dec 31, 2019 EP-B IOC Chemical Late/Nonreporting - 12
        ANTIMONY
        BARIUM
        BERYLLIUM
        CADMIUM
        CHROMIUM
        CYANIDE
        FLUORIDE
        MERCURY
        NICKEL
        SELENIUM
        SODIUM
        THALLIUM
No Longer Required To Comply - Feb 03, 20221
900592353 Jan 01, 2011 Dec 31, 2019 EP-C IOC Chemical Late/Nonreporting - 12
        ANTIMONY
        BARIUM
        BERYLLIUM
        CADMIUM
        CHROMIUM
        CYANIDE
        FLUORIDE
        MERCURY
        NICKEL
        SELENIUM
        SODIUM
        THALLIUM
No Longer Required To Comply - Feb 03, 20221
900592341 Jan 01, 2011 Dec 31, 2019 EP-B ARS Chemical Late/Nonreporting - 1No Longer Required To Comply - Feb 03, 20221
900592340 Jan 01, 2011 Dec 31, 2019 EP-C ARS Chemical Late/Nonreporting - 1No Longer Required To Comply - Feb 03, 20221
900592339 Jan 01, 2011 Dec 31, 2019 EP-B NO2 Chemical Late/Nonreporting - 1No Longer Required To Comply - Feb 03, 20221
900592338 Jan 01, 2011 Dec 31, 2019 EP-C NO2 Chemical Late/Nonreporting - 1No Longer Required To Comply - Feb 03, 20221
900592337 Jan 01, 2019 Dec 31, 2019 EP-B NO3 Chemical Late/Nonreporting - 1No Longer Required To Comply - Feb 03, 20225
900592336 Jan 01, 2019 Dec 31, 2019 EP-C NO3 Chemical Late/Nonreporting - 1No Longer Required To Comply - Feb 03, 20225
SYSTEM SCORE SUMMARYSystem scores are not calculated for inactive systems
 

For questions about compliance determinations above, please contact Chuck Michael, DWS Compliance Specialist, at 503-894-2919 or CHARLES.E.MICHAEL@dhsoha.state.or.us.

Click here for more information on system scores and how they are calculated, including the point values of specific violations.

Violation history last updated 05/23/2022, 15 hours ago.



For further information on this public water system, click on the area of interest below:
System Info :: Report for Lenders :: Alerts :: Violations :: Compliance & Enforcement :: Contacts & Advisories :: Site Visits :: Public Notice
Coliform Summary :: Coliform Results :: Sampling Schedule for Coliform :: Groundwater/GWUDI Source Details :: Plan Review :: Annual Fee
Chemical Group Summary :: Latest Chemical Results :: Entry Point Detects :: Single Analyte Results 
Chemical Schedule Summary :: Chemical Schedule Details
Lead & Copper :: Corrosion Control (LCR) :: Nitrate :: Arsenic :: Radionuclides :: GWR 4-Log :: LT2 :: Cyanotoxins :: PFAS
DBPs :: TOC & Alkalinity :: DBP Sample Sites :: FANLs :: MRDL :: Turbidity :: SWTR :: RAA :: LRAA