OHA Drinking Water Services
OR41
PWS ID: 06169 ---- OPAL CREEK ANCIENT FOREST CTR ---- INACTIVE

Most Recent Water System Survey
Survey date: May 17, 2018
Notification date: Jun 28, 2018 (42 days)
Regulating agency: DWS (REGION 2)
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
Management & Operations No operations and maintenance manualAug 16, 2018 Sep 11, 2018 - Late
Management & Operations Emergency response plan not completed (CWS, NTNC)Aug 16, 2018 Sep 11, 2018 - Late
Management & Operations Major modifications not approved (plan review)Aug 16, 2018 Feb 07, 2019 - Late
Surface Water Treatment Bypass: no physical separation between treated and untreated waterOct 31, 2019 * Dec 19, 2019 - Late
Bold text indicates a significant deficiency. All others are unmet rule requirements.
* A corrective action plan has been submitted for this significant deficiency or unmet rule requirement.


 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) 05/17/2018 5 YR  * 06/28/2018 (42) REGION 2 Show details
Water Treatment Plant Site Visit (TRTP) 05/17/2018 5 YR 05/17/2023 06/28/2018 (42) REGION 2 No details
Water Treatment Plant Site Visit (TRTP) 03/27/2014 6 MN 09/27/2014 04/01/2014 (5) REGION 1 No details
Sanitary Survey, Finished (SNSV) 10/29/2013 5 YR  * 11/15/2013 (17) REGION 1 Hide details
  Comments:
The deficiencies noted are as follows:

Treatment and Disinfection Deficiencies
1. Turbidimeters not calibrated per manufacturer’s recommendation or at least quarterly
2. DPD or EPA approved method not used
3. No means to adequately determine flow rate on contact chamber effluent line
4. Tracer study or alternative not conducted
5. Non NSF chemical used for water treatment
6. pH, Temperature, and chlorine residual not measured daily at first user
Finished Water Storage Deficiencies
1. Hatch not locked or adequately secured
Monitoring Deficiencies
1. Sampling not current
Management & Operations Deficiencies
1. No Operation and Maintenance Manual
2. No Emergency Response Plan

Category Significant deficiency or unmet rule requirement Due date Resolved date
Finished Water Storage Roof and access hatch not watertight or adequately securedNot tracked
Management & Operations No operations and maintenance manualNot tracked
Management & Operations Emergency response plan not completed (CWS, NTNC)Not tracked
Monitoring & Reporting Monitoring not currentNot tracked
Disinfection DPD/EPA-approved method not usedNot tracked
Disinfection No means to adequately determine flow rate on contact chamber effluent lineNot tracked
Disinfection pH, temperature, and chlorine residual not measured daily at first userNot tracked
Disinfection No means to adequately determine disinfection contact time under peak flow and minimum storage conditionsNot tracked
Other Treatment Non-NSF approved chemicalsNot tracked
Surface Water Treatment Turbidimeters not calibrated per manufacturer or at least quarterlyNot tracked
Significant deficiency and unmet rule requirement dates were not tracked prior to 1/1/2014.
Water Treatment Plant Site Visit (TRTP) 10/29/2013 6 MN 04/29/2014 REGION 1 No details