OHA Drinking Water Services
OR41
PWS ID: 01560 ---- KNOLL TERRACE SUBDIVISION

Most Recent Water System Survey
Survey Date: Dec 05, 2024
Notification Date: Jan 31, 2025 (57 days)
Regulating Agency: DOUGLAS COUNTY
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 No ordinance or enabling authority (CWS)Jun 02, 2025 * Apr 10, 2025
Cross Connection Annual summary report not issued (CWS)Jun 02, 2025 * Jul 31, 2025 - Late
Management & Operations No operations and maintenance manualJun 02, 2025 * Jul 31, 2025 - Late
Management & Operations Emergency response plan not completedJun 02, 2025 * Apr 10, 2025
Management & Operations Annual CCR not submitted (CWS)Jun 02, 2025 * Jul 31, 2025 - Late
Monitoring & Reporting No coliform sampling planJun 02, 2025 * Apr 10, 2025
Disinfection DPD or EPA approved method not usedJun 02, 2025 * Apr 10, 2025
Operator Certification No certified operator at required levelJul 18, 2025 * Jul 31, 2025 - Late
* Corrective Action Plan has been submitted for this deficiency.


 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) 12/05/2024 3 YR  * 01/31/2025 (57) DOUGLAS COUNTY Show details
 



More information for this water system: SDWIS ID 5644
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