OHA Drinking Water Services
OR41
PWS ID: 00798 ---- SEAL ROCK WATER DISTRICT

See also: Coliform Schedules  ::  LT2 Schedules

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
DIST-A  Distribution System ASBESTOS, DIST notes9 Years 01/01/2020 - 12/31/2028 1,095 1 incomplete08/03/2011
DIST-A  Distribution System LEAD & COPPER notes3 Years01/01/2026 - 12/31/2026   20 06/18/2024
 Seasonal sampling period:  06/01  thru  09/30
DIST-A  Distribution System STAGE 2 DBP  Quarterly 01/01/2026 - 03/31/2026 89 2 incomplete09/03/2025
EP-C  EP FOR BEAVER CREEK ARSENIC  Yearly 01/01/2026 - 12/31/2026 364 1 incomplete04/02/2025
EP-C  EP FOR BEAVER CREEK IOC  Yearly 01/01/2026 - 12/31/2026 364 1 incomplete04/02/2025
EP-C  EP FOR BEAVER CREEK NITRATE  Yearly 01/01/2026 - 12/31/2026 364 1 incomplete04/02/2025
EP-C  EP FOR BEAVER CREEK NITRITE  Yearly 01/01/2026 - 12/31/2026 364 1 incomplete04/02/2025
EP-C  EP FOR BEAVER CREEK RAD - GROSS ALPHA  9 Years 01/01/2026 - 12/31/2034 3,286 1 incomplete10/09/2024
EP-C  EP FOR BEAVER CREEK RAD - RADIUM 226/228 9 Years 01/01/2026 - 12/31/2034 3,286 1 incomplete10/09/2024
EP-C  EP FOR BEAVER CREEK RAD - URANIUM  9 Years 01/01/2026 - 12/31/2034 3,286 1 incomplete10/09/2024
EP-C  EP FOR BEAVER CREEK SOC  Quarterly 01/01/2026 - 03/31/2026 89 1 incomplete10/08/2025
EP-C  EP FOR BEAVER CREEK VOLATILE ORGANICS  Quarterly 01/01/2026 - 03/31/2026 89 1 incomplete10/08/2025

6  secs
Show Only Active

Expired Schedules
Facility
ID		 Analyte or Group    Sampling
Interval		 Start End Samples
Required		    Notes
DIST-A  Distribution SystemHAA5 & TTHM  Quarterly01/01/200412/31/20061Monitoring reduction granted effective 01/01/2007 - BG
DIST-A  Distribution SystemHAA5 & TTHM  Yearly01/01/200709/30/20131Sample between June 1 and Sept. 30.
DIST-A  Distribution SystemLEAD & COPPER  3 Years01/01/200212/31/202120Sample Between June 1st and Sept 30th
DIST-A  Distribution SystemLEAD & COPPER  6 Months07/01/202212/31/202340Collect samples from cold water, drinking water taps.
DIST-A  Distribution SystemSTAGE 2 DBP  Quarterly10/01/201309/30/20142Sample in Dec, Mar, June, and Sept
DIST-A  Distribution SystemSTAGE 2 DBP  Yearly01/01/201509/30/20222Collect two dual sample sets every September, one at 1801 NW Canal St. and one at 540 SE 123rd St.
EP-A  EP FOR TOLEDO WATER UTILITIESTETRACHLOROETHYLENE   Quarterly10/01/200612/31/20071Qtrly until tank issue resolved; tank relined 9/07
EP-C  EP FOR BEAVER CREEKRAD - GROSS ALPHA  Quarterly04/01/202206/30/20241
EP-C  EP FOR BEAVER CREEKRAD - RADIUM 226/228  Quarterly04/01/202206/30/20241
EP-C  EP FOR BEAVER CREEKRAD - URANIUM  Quarterly04/01/202206/30/20241

Show Only Active


More information for this water system: SDWIS ID 4072
System Info  ::  Report for Lenders  ::  Alerts  ::  Violations  ::  Compliance & Enforcement  ::  Contacts & Advisories  ::  Site Visits  ::  Public Notice
Coliform Summary  ::  Coliform Results  ::  Coliform Schedules  ::  LT2  ::  GW/GWUDI Source Details  ::  Plan Review  ::  Annual Fee
Chemical Summary  ::  Chemical Results  ::  Chemical Schedules  ::  Chemical Schedule Summary  ::  Arsenic RAA  ::  Cyanotoxins
Lead & Copper  ::  DBP Sample Sites  ::  FANLs  ::  MRDL  ::  GWR 4-Log  ::  Turbidity  ::  SWTR  ::  LRAA  ::  DW Source Protection
PFAS data are now located on the Chemical Results page.
Information for all water systems:
Water System Inventory  ::  Water System Surveys  ::  Outstanding Performers  ::  Treatment Plant Inspections  ::  Treatment  ::  Plan Reviews
Alerts  ::  Violations  ::  Compliance & Enforcement  ::  Deficiencies  ::  System Scores  ::  Exceedances  ::  Public Notices  ::  Service Lines
Water Advisories  ::  Contact Reports  ::  Cyanotoxins  ::  PFAS  ::  Post-wildfire VOCs  ::  Fluoride  ::  Certification List  ::  DW Source Protection
Main menu:
Introduction  ::  Data Search Options  ::  Water System Search  ::  DWS Home  ::  DWS Rules
Need help? Email Drinking Water Services for assistance.Staff/Partner Login