OHA Drinking Water Services
OR41
PWS ID: 00587 ---- ONTARIO, CITY OF


Water System History    -   Click here for Detail View
Date of
Status Change		 Active or
Inactive		 Primary
Source		 PWS
Type		 Population PWS
Name
Current Status
10/26/2021		ASWC14,465        ONTARIO, CITY OF
07/31/2014ASW C 11,140        ONTARIO, CITY OF
07/03/2003ASW C 10,510        ONTARIO, CITY OF


Annual Operating Period History
Population
Type		 Avg Daily
Population		 Start
Month		 Start
Day		 End
Month		 End
Day		 Effective
Begin Date		 Effective
End Date
Residential1446511123105/29/2014
Residential1114011123104/11/200305/28/2014
Residential10510111231First Record04/10/2003



More information for this water system: SDWIS ID 3898
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