OHA Drinking Water Services
OR41
PWS ID: 94758 ---- BLM RAND RNGR STA/INFO CTR

Most Recent Water System Survey
Survey Date: Jul 12, 2022
Notification Date: Aug 05, 2022 (24 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.
Deficiencies:
This site visit has not been entered into the deficiency database.


 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) 07/12/2022 5 YR  * 08/05/2022 (24) REGION 2 No details
Water Treatment Plant Site Visit (TRTP) 07/12/2022 6 MN 01/12/2023 08/05/2022 (24) REGION 2 No details
Sanitary Survey, Finished (SNSV) 04/28/2010 3 YR  * 08/13/2010 (107) JOSEPHINE COUNTY Hide details
  Comments:
Treatment: Surface Water Treatment: -Turbidity Standards not met. Must be less than 0.3 NTU in 95% of measurements. -No alarm or plant shut off for high turbidity -Turbidity profile not conducted on individual filters at least quarterly. Disinfection: -Minimum CT requirement not met all times. Achieve at least 99.9 percent inactivation and/or removal of giardia lamblia and 99.99 percent of viruses. -No documentation of NSF approval on Culligan F-86 polymer -Chlorine residual not measured and recorded in distribution system at least twice weekly. Recommendations: 1. Raw water turbidity should be collected at least daily. 2. Jar testing or equivalent should be used regularly. 3. Chemical dosages, strengths, and feed rates should be known and recorded during plant operation.
Category Deficiency Due Date Resolved Date
Disinfection Chlorine not measured & recorded as requiredNot tracked
Disinfection Minimum CT requirement not met all timesNot tracked
Other Treatment Non-NSF approved chemicalsNot tracked
Surface Water Treatment Turbidity standards not metNot tracked
Surface Water Treatment For conventional or direct filtration: No alarm or plant shut off for high turbidityNot tracked
Surface Water Treatment For conventional or direct filtration: Turbidity profile not conducted on individual filters at least quarterlyNot tracked
Deficiency dates were not tracked prior to 1/1/2014.
Sanitary Survey, Finished (SNSV) 07/12/2005 5 YR  * JOSEPHINE COUNTY Show details
 



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