OHA Drinking Water Services
OR41
PWS ID: 00951 ---- WAUNA WATER DISTRICT
Lead & Copper

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90th Percentile Summary Results

Sample Dates Date
Received		 Sample
Count		 Frequency Lead
(mg/L)		 Copper
(mg/L)		 Consumer
Notice Date
9/16/2024  -  9/17/202410/1/2024 5 3 years 0.0010 0.007
9/20/2021  9/27/2021 5 3 years 0.0040 0
9/17/2018  -  9/19/201810/9/2018 5 3 years 0 0
9/22/2015  -  9/23/201510/6/2015 5 3 years 0.0020 0
9/17/2012  -  9/19/201210/1/2012 5 3 years 0.0010 0.028
9/15/2009  10/19/2009 5 3 years 0.0015 0
9/15/2005  10/3/2005 5 3 years 0 0.020
7/24/2003  -  9/11/20039/29/2003 6 1 year 0 0.100
1/1/2000  -  2/17/20001/30/2001 10 6 months 0.0140 0.030
1/1/1995  -  1/5/19953/22/1995 10 6 months 0.0010 0.060


More information for this water system: SDWIS ID 3806
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