OHA Drinking Water Services
OR41
PWS ID: 94593 ---- CASCADE UNION JR/SR HIGH SD 5
Lead & Copper

More Information
Summary Results
Detailed Results
Corrosion Control
Service Lines
90th Percentile Summary Results

Sample Dates Date
Received
Sample
Count
Frequency Lead
(mg/L)
Copper
(mg/L)
Consumer
Notice Date
8/18/2022  9/27/2022 10 3 years 0.0034 0.222
7/11/2019  7/26/2019 10 3 years 0.0135 0
7/27/2016  9/8/2016 10 3 years 0.0062 0
9/23/2013  10/30/2013 10 3 years 0.0043 0
6/11/2010  7/19/2010 10 3 years 0.0053 0
1/1/1999  6/15/20009/21/2000 10 3 years 0 0.090
1/1/1997  6/12/19979/5/1997 10 1 year 0.0038 0.066
1/1/1996  9/26/199610/25/1996 10 1 year 0 0
1/1/1995  6/9/19958/24/1995 10 1 year 0.0038 0.041
1/1/1994  6/1/199411/30/1994 20 6 months 0 0.018
7/1/1993  12/16/19932/3/1994 20 6 months 0 0.016



More information for this water system: SDWIS ID 3110
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
New! Visit our new Drinking Water Source Protection 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

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

Need help? Email Drinking Water Services for assistance.Staff/Partner Login