OHA Drinking Water Services
OR41
PWS ID: 93701 ---- STAFFORD ELEMENTARY
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
6/26/2022  7/5/2022 10 3 years 0.0037 0.221
6/13/2019  6/26/2019 10 3 years 0 0.258
6/9/2015  7/13/2015 10 3 years 0.0043 0.342
9/26/2013  10/22/2013 10 3 years 0.0062 0.445
9/17/2010  -  9/24/201010/8/2010 15 3 years 0.0035 0.330
6/6/2006  6/30/2006 10 3 years 0.0010 0.230
10/2/2001  9/17/2004 5 1 year 0.0025 0.160
7/1/1997  -  11/14/199712/24/1997 20 6 months 0 0.078
1/1/1995  -  3/8/19953/20/1995 20 6 months 0 0.190


More information for this water system: SDWIS ID 1414
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