OHA Drinking Water Services
OR41
PWS ID: 00706 ---- RIDDLE, CITY OF
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
7/26/2022  7/28/20228/10/2022 10 3 years 0.0070 0.093
8/13/2019  8/15/20199/11/2019 10 3 years 0.0110 0.127 9/18/2019
8/10/2016  8/11/20168/26/2016 10 3 years 0.0110 0.389 9/13/2016
8/1/2013  8/5/20138/15/2013 10 3 years 0.0100 0.288
7/22/2010  7/23/20108/9/2010 10 3 years 0.0080 0.476
7/18/2007  7/30/2007 10 3 years 0.0050 0.419
10/6/2004  10/7/200411/4/2004 10 1 year 0.0040 0.475
12/5/2003  12/26/2003 10 1 year 0.0050 0.492
9/18/2002  2/13/2003 10 1 year 0.0050 0.417
1/1/2001  11/7/200112/10/2001 10 1 year 0.0050 0.129
1/1/2000  12/14/20001/16/2001 10 1 year 0.0070 0.057
1/1/1994  6/7/19949/1/1994 20 6 months 0.0030 0.270
7/1/1993  12/13/19931/18/1994 20 6 months 0.0070 0.690



More information for this water system: SDWIS ID 3988
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