OHA Drinking Water Services
OR41
PWS ID: 00968 ---- YAMHILL, CITY OF
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
9/1/2022  -  9/12/20229/21/2022 11 3 years 0 0
8/29/2019  9/12/2019 10 3 years 0.0040 0
7/20/2016  9/6/2016 10 3 years 0 0
9/4/2013  10/7/2013 13 3 years 0 0
8/4/2010  9/8/2010 10 3 years 0.0020 0
9/18/2007  -  9/19/200710/24/2007 11 3 years 0.0020 0.070
8/30/2004  -  9/1/20049/13/2004 11 3 years 0.0020 0.080
7/1/2001  -  11/19/200112/10/2001 20 6 months 0.0030 0.040
1/1/2001  -  6/15/20017/9/2001 20 6 months 0.0030 0.060
1/1/2000  -  9/19/200010/2/2000 10 1 year 0.0210 0.180
1/1/1999  -  8/3/19998/16/1999 10 1 year 0.0020 0.110
1/1/1996  -  11/5/199611/26/1996 10 1 year 0.0010 0.240
7/1/1994  -  8/23/19942/6/1996 20 6 months 0.0030 0.380
1/1/1994  -  2/23/19944/8/1994 20 6 months 0.0100 0.650


More information for this water system: SDWIS ID 4691
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