OHA Drinking Water Services
OR41
PWS ID: 05229 ---- OAK KNOLL WINERY

Most Recent Water System Survey
Survey date: Apr 30, 2025
Notification date: May 08, 2025 (8 days)
Regulating agency: DEPT OF AGRICULTURE
Survey frequency: 5 YR  -  Visit the Water System Surveys page to see the list of surveys due each year.
Significant deficiencies and unmet rule requirements:
Category Significant deficiency or unmet rule requirement Due date Resolved date
Monitoring & Reporting No coliform sampling planSep 11, 2025 May 13, 2025
Bold text indicates a significant deficiency. All others are unmet rule requirements.


 Hide Site Visit History
Water System Site Visit History
Reason Visit date Frequency Next due Notification date
(Days after survey)
Responsible
agency
Comments and
significant deficiencies or unmet rule requirements
Sanitary Survey, Finished (SNSV) 04/30/2025 5 YR  * 05/08/2025 (8) DEPT OF AGRICULTURE Show details
Sanitary Survey, Finished (SNSV) 06/14/2016 5 YR  * 06/23/2016 (9) DEPT OF AGRICULTURE Show details
Sanitary Survey, Finished (SNSV) 12/15/2011 5 YR  * 12/16/2011 (1) DEPT OF AGRICULTURE Hide details
  Comments:
The deficiencies noted are as follows:

Source Deficiencies
1. Well vent not properly screened

Management & Operations Deficiencies
2. No Operation and Maintenance Manual
3. No Emergency Response Plan

Monitoring Deficiencies
4. MCL for coliform bacteria exceeded

Distribution Deficiencies
5. Irrigation system does not have a back flow device


Category Significant deficiency or unmet rule requirement Due date Resolved date
Management & Operations No operations and maintenance manualNot tracked
Management & Operations Emergency response plan not completed (CWS, NTNC)Not tracked
Monitoring & Reporting Unaddressed MCL violationsNot tracked
Well Construction Unscreened well ventNot tracked
Significant deficiency and unmet rule requirement dates were not tracked prior to 1/1/2014.
Sanitary Survey, Finished (SNSV) 06/01/2006 5 YR  * 06/14/2006 (13) DEPT OF AGRICULTURE No details
Sanitary Survey, Finished (SNSV) 01/25/2001 5 YR  * DEPT OF AGRICULTURE Show details