OHA Drinking Water Services
OR41
PWS ID: 90887 ---- KIDCO HEAD START-RIVERSIDE
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
9/9/2022  9/20/2022 5 3 years 0.0014 0.174
9/17/2019  10/2/2019 5 3 years 0.0010 0.025
6/15/2016  7/1/2016 5 3 years 0.0030 0.251
9/27/2013  10/17/2013 5 3 years 0.0010 0.038
7/1/2010  7/16/2010 5 3 years 0 0.072
6/12/2007  7/31/2007 5 3 years 0.0032 0
9/19/2002  10/1/2002 5 3 years 0.0032 0.076
1/1/1998  -  10/1/199812/21/1998 5 1 year 0 0.287
1/1/1997  -  10/3/199712/3/1997 5 1 year 0.0081 0
1/1/1996  -  12/30/19962/28/1997 5 1 year 0.0041 0.169
1/1/1995  -  6/14/19957/3/1995 10 6 months 0.0101 0
7/1/1994  -  11/30/19941/27/1995 10 6 months 0.0042 0


More information for this water system: SDWIS ID 802
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