OHA Drinking Water Services
OR41 05669 TWIN OAKS AIRPARK Classification: OREGON VERY SMALL
Contact: BOB/BETTY STARK Phone: 503-502-1765 View on Map
12405 SW RIVER RD County: WASHINGTON
HILLSBORO, OR 97123 Activity Status: Active May 24, 1990 -- History
Population: 12 Number of Connections: 2
Operating Period: January 1 to December 31 Regulating Agency: WASHINGTON COUNTY
Certified Operator(s) Owner Type: PRIVATE
Required: N Licensed By: N/A
Distribution class: None Last Survey Date:  Apr 06, 1990
Treatment class: None
Filtration Endorsement Required: No Source Water Protection Status

Sources
Facility ID Facility Name  -  Well Logs Activity Status Availability Source Type
EP-A EP for WELL A GW
SRC-AA WELL A Permanent GW
Find Purchasers/Sellers


Treatment
Facility ID Facility Name Filter Type Giardia Removal
Credit		 Treatment Process Treatment Objective

Consumer Confidence Reports (Last 5 Years)
Only community water systems require consumer confidence reports.

Cross Connection/Backflow Prevention Information (Last 3 Records)
Only community water systems require annual summary reports and annual cross connection program implementation fees.

More information for this water system: SDWIS ID 492
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  ::  PFAS
Lead & Copper  ::  DBP Sample Sites  ::  FANLs  ::  MRDL  ::  GWR 4-Log  ::  Turbidity  ::  SWTR  ::  LRAA  ::  DW Source Protection
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