OHA Drinking Water Services
OR41
PWS ID: 00202 ---- COLTON WATER DISTRICT
Lead & Copper

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

Sample Dates Date
Received
Sample
Count
Frequency Lead
(mg/L)
Copper
(mg/L)
Consumer
Notice Date
9/25/2022  9/27/202210/5/2022 10 3 years 0 0.160
9/16/2019  9/22/201910/2/2019 10 3 years 0.0050 0.053 10/4/2019
8/1/2016  8/7/20168/31/2016 10 3 years 0.0083 0.270
9/18/2013  9/24/201310/2/2013 10 3 years 0.0040 0.208
9/21/2012  9/26/201210/5/2012 6 3 years 0.0010 0.373
9/22/2009  10/27/200910/19/2009 10 3 years 0.0030 0.470
1/19/2006  2/2/2006 10 3 years 0.0010 0.300
11/27/2002  12/3/200212/24/2002 5 3 years 0.0005 0.295
1/1/1998  9/17/199810/26/1998 10 1 year 0.0009 0.190
1/1/1997  9/11/199710/21/1997 10 1 year 0 0.170
1/1/1996  9/12/199611/8/1996 10 1 year 0.0027 0.152
1/1/1995  4/18/19956/5/1995 20 6 months 0.0150 0.660
7/1/1993  10/4/19931/4/1994 20 6 months 0.0150 0.940



More information for this water system: SDWIS ID 3943
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  ::  Corrosion Control (LCR)  ::  DBP Sample Sites  ::  FANLs  ::  MRDL  ::  GWR 4-Log  ::  Turbidity  ::  SWTR  ::  LRAA
Something missing? The new Chemical Results page replaces many pages, including arsenic and nitrate.

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

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

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