OHA Drinking Water Services
OR41
PWS ID: 92508 ---- USFS SOUTH TWIN LAKE CG

Most Recent Water System Survey
Survey Date: Aug 07, 2025
Notification Date: Aug 08, 2025 (1 days)
Regulating Agency: DESCHUTES COUNTY
Survey Frequency: 5 YR  -  Visit the Water System Surveys page to see the list of surveys due each year.
Deficiencies:
No deficiencies were identified.


 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) 08/07/2025 5 YR  * 08/08/2025 (1) DESCHUTES COUNTY Show details
Sanitary Survey, Finished (SNSV) 08/12/2020 5 YR  * 08/13/2020 (1) DESCHUTES COUNTY Show details
Sanitary Survey, Finished (SNSV) 07/02/2015 5 YR  * 07/15/2015 (13) DESCHUTES COUNTY Show details
Sanitary Survey, Finished (SNSV) 07/09/2010 5 YR  * 07/13/2010 (4) DESCHUTES COUNTY Hide details
  Comments:
The deficiencies noted are as follows:

Treatment Deficiencies
1. Chlorine residuals are not recorded as required.

Management & Operations Deficiencies
1. No Operation and Maintenance Manual.


Category Deficiency Due Date Resolved Date
Management & Operations No operations and maintenance manualNot tracked
Disinfection Chlorine not measured & recorded as requiredNot tracked
Deficiency dates were not tracked prior to 1/1/2014.
Sanitary Survey, Finished (SNSV) 09/08/2004 5 YR  * DESCHUTES COUNTY Show details