OHA Drinking Water Services
PWS ID: 00379 ---- JOINT WATER COMMISSION
Single Chemical Schedule

Return to Chemical Schedule Details

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 TUALATIN RIVER 2931 1,2-DIBROMO-3-CHLOROPROPANE notes 3 Years01/01/2023 - 12/31/2025 677 2 11/06/2023
EP-A EP FOR TUALATIN RIVER 2110 2,4,5-TP notes 3 Years01/01/2023 - 12/31/2025 677 2 11/06/2023
EP-A EP FOR TUALATIN RIVER 2105 2,4-D notes 3 Years01/01/2023 - 12/31/2025 677 2 11/06/2023
EP-A EP FOR TUALATIN RIVER 2050 ATRAZINE notes 3 Years01/01/2023 - 12/31/2025 677 2 11/06/2023
EP-A EP FOR TUALATIN RIVER 2306 BENZO(A)PYRENE notes 3 Years01/01/2023 - 12/31/2025 677 2 11/06/2023
EP-A EP FOR TUALATIN RIVER 2010 BHC-GAMMA notes 3 Years01/01/2023 - 12/31/2025 677 2 11/06/2023
EP-A EP FOR TUALATIN RIVER 2046 CARBOFURAN notes 3 Years01/01/2023 - 12/31/2025 677 2 11/06/2023
EP-A EP FOR TUALATIN RIVER 2959 CHLORDANE notes 3 Years01/01/2023 - 12/31/2025 677 2 11/06/2023
EP-A EP FOR TUALATIN RIVER 2031 DALAPON notes 3 Years01/01/2023 - 12/31/2025 677 2 11/06/2023
EP-A EP FOR TUALATIN RIVER 2035 DI(2-ETHYLHEXYL) ADIPATE notes 3 Years01/01/2023 - 12/31/2025 677 2 11/06/2023
EP-A EP FOR TUALATIN RIVER 2039 DI(2-ETHYLHEXYL) PHTHALATE notes 3 Years01/01/2023 - 12/31/2025 677 2 11/06/2023
EP-A EP FOR TUALATIN RIVER 2041 DINOSEB notes 3 Years01/01/2023 - 12/31/2025 677 2 11/06/2023
EP-A EP FOR TUALATIN RIVER 2032 DIQUAT notes 3 Years01/01/2023 - 12/31/2025 677 2 11/06/2023
EP-A EP FOR TUALATIN RIVER 2033 ENDOTHALL notes 3 Years01/01/2023 - 12/31/2025 677 2 11/06/2023
EP-A EP FOR TUALATIN RIVER 2005 ENDRIN notes 3 Years01/01/2023 - 12/31/2025 677 2 11/06/2023
EP-A EP FOR TUALATIN RIVER 2946 ETHYLENE DIBROMIDE notes 3 Years01/01/2023 - 12/31/2025 677 2 11/06/2023
EP-A EP FOR TUALATIN RIVER 2034 GLYPHOSATE notes 3 Years01/01/2023 - 12/31/2025 677 2 11/06/2023
EP-A EP FOR TUALATIN RIVER 2065 HEPTACHLOR notes 3 Years01/01/2023 - 12/31/2025 677 2 11/06/2023
EP-A EP FOR TUALATIN RIVER 2067 HEPTACHLOR EPOXIDE notes 3 Years01/01/2023 - 12/31/2025 677 2 11/06/2023
EP-A EP FOR TUALATIN RIVER 2274 HEXACHLOROBENZENE notes 3 Years01/01/2023 - 12/31/2025 677 2 11/06/2023
EP-A EP FOR TUALATIN RIVER 2042 HEXACHLOROCYCLOPENTADIENE notes 3 Years01/01/2023 - 12/31/2025 677 2 11/06/2023
EP-A EP FOR TUALATIN RIVER 2051 LASSO notes 3 Years01/01/2023 - 12/31/2025 677 2 11/06/2023
EP-A EP FOR TUALATIN RIVER 2015 METHOXYCHLOR notes 3 Years01/01/2023 - 12/31/2025 677 2 11/06/2023
EP-A EP FOR TUALATIN RIVER 2036 OXAMYL notes 3 Years01/01/2023 - 12/31/2025 677 2 11/06/2023
EP-A EP FOR TUALATIN RIVER 2326 PENTACHLOROPHENOL notes 3 Years01/01/2023 - 12/31/2025 677 2 11/06/2023
EP-A EP FOR TUALATIN RIVER 2040 PICLORAM notes 3 Years01/01/2023 - 12/31/2025 677 2 11/06/2023
EP-A EP FOR TUALATIN RIVER 2037 SIMAZINE notes 3 Years01/01/2023 - 12/31/2025 677 2 11/06/2023
EP-A EP FOR TUALATIN RIVER 2383 TOTAL POLYCHLORINATED BIPHENYLS (PCB) notes 3 Years01/01/2023 - 12/31/2025 677 2 11/06/2023
EP-A EP FOR TUALATIN RIVER 2020 TOXAPHENE notes 3 Years01/01/2023 - 12/31/2025 677 2 11/06/2023



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  ::  LRAAFor SDWIS: 3889

Information by county:
Inventory  ::  Surface Water Systems  ::  Water System Surveys  ::  Outstanding Performers  ::  Plan Reviews  ::  System Scores  ::  Exceedances
Alerts  ::  Violations  ::  Compliance & Enforcement  ::  Significant Deficiencies  ::  Treatment Plant Inspections  ::  Fluoride
Water Advisories  ::  Contact Reports  ::  Cyanotoxins  ::  PFAS  ::  Post-wildfire VOCs  ::  Public Notices

Inventory List for all Oregon Drinking Water Systems in Excel or printable screen format
Staff/Partner Login

Introduction  ::  Data Search Options  ::  Water System Search  ::  DWS Home

Need help? Email Drinking Water Services for assistance.