OHA Drinking Water Services
OR41
PWS ID: 93714 ---- KINGS VALLEY CHARTER SCHOOL
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
9/10/2025  9/27/2025 5 3 years 0.0008 0.450
9/16/2022  9/29/2022 5 3 years 0.0006 0.262
6/5/2019  6/12/2019 5 3 years 0 0.441
9/22/2016  10/7/2016 5 3 years 0 0.400
9/30/2013  10/17/2013 5 3 years 0 0.598
6/10/2010  7/6/2010 5 3 years 0.0045 1.040
9/25/2007  10/3/2007 5 3 years 0 0.895
6/18/2003  7/11/2003 5 3 years 0 0.210
1/1/1998  -  6/10/199811/22/1999 5 1 year 0.0140 0.110
1/1/1997  -  6/10/19978/7/1997 5 1 year 0 0.180
1/1/1996  -  11/1/19962/26/1997 5 1 year 0.0150 0.480
7/1/1995  -  10/13/199511/14/1995 5 6 months 0.0050 0.420
7/1/1993  -  8/9/19939/15/1993 5 6 months 0.0922 0.280


More information for this water system: SDWIS ID 2996
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