OHA Drinking Water Services
OR41
PWS ID: 92802 ---- USFS BIG LAKE CAMPGROUND

Most Recent Water System Survey
Survey date: Aug 06, 2025
Notification date: Aug 22, 2025 (16 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
Disinfection No means to adequately determine flow rate on contact chamber effluent lineMay 11, 2026 *
Surface Water Treatment Incorrect location for turbidity monitoringNov 12, 2025 * Nov 12, 2025
Surface Water Treatment Cartridge filtration: Filters not changed according to manufacturer's recommended pressure differentialNov 12, 2025 * Nov 12, 2025
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) 08/06/2025 5 YR  * 08/22/2025 (16) REGION 2 Show details
Sanitary Survey, Finished (SNSV) 08/15/2020  * 10/13/2020 (59) REGION 2 Show details
Sanitary Survey, Finished (SNSV) 08/20/2015 5 YR  * 09/10/2015 (21) REGION 2 Show details
Water Treatment Plant Site Visit (TRTP) 08/20/2015 5 YR 08/20/2020 09/10/2015 (21) REGION 2 Show details
Sanitary Survey, Finished (SNSV) 08/26/2010 3 YR  * 09/20/2010 (25) LINN COUNTY Show details
Sanitary Survey, Finished (SNSV) 08/30/2005 5 YR  * 10/25/2005 (56) LINN COUNTY No details
Sanitary Survey, Finished (SNSV) 08/21/2001 5 YR  * LINN COUNTY Show details