OHA Drinking Water Services
OR41
PWS ID: 00807 ---- SENECA, CITY OF

Most Recent Water System Survey
Survey Date: Jul 22, 2025
Notification Date: Aug 21, 2025 (30 days)
Regulating Agency: DWS (REGION 1)
Survey Frequency: 3 YR  -  Visit the Water System Surveys page to see the list of surveys due each year.
Deficiencies:
Category Deficiency Due Date Resolved Date
Cross Connection Annual summary report not issued (CWS)Dec 25, 2025
Cross Connection Testing records not current (CWS, NTNC, TNC)Dec 25, 2025
Management & Operations No operations and maintenance manualDec 25, 2025
Management & Operations Emergency response plan not completedDec 25, 2025


 Hide Site Visit History
Water System Site Visit History
Reason Visit Date Frequency Next Due Notification Date
(Days after survey)
Responsible
Agency
Comments and
Deficiencies
Sanitary Survey, Finished (SNSV) 07/22/2025 3 YR  * 08/21/2025 (30) REGION 1 Show details
Sanitary Survey, Finished (SNSV) 06/21/2022 3 YR  * 07/20/2022 (29) REGION 1 Show details
Sanitary Survey, Finished (SNSV) 07/25/2019 3 YR  * 08/23/2019 (29) REGION 1 Show details
Sanitary Survey, Finished (SNSV) 07/27/2016 3 YR  * 08/16/2016 (20) REGION 1 Show details
Sanitary Survey, Finished (SNSV) 11/03/2011 5 YR  * 11/22/2011 (19) GRANT COUNTY Show details
Sanitary Survey, Finished (SNSV) 02/12/2008 5 YR  * 02/12/2008 (0) DWP Hide details
  Comments:
System in excellent condition and well operated. Distribution asbestos sample needed.
This site visit has not been entered into the deficiency database.

Sanitary Survey, Finished (SNSV) 08/21/2002 5 YR  * DWP Show details
 




More information for this water system: SDWIS ID 3790
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