OHA Drinking Water Services
OR41
PWS ID: 00454 ---- ISLAND CITY
Lead & Copper

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Summary Results
Detailed Results
Corrosion Control
Service Lines
90th Percentile Summary Results

Sample Dates Date
Received		 Sample
Count		 Frequency Lead
(mg/L)		 Copper
(mg/L)		 Consumer
Notice Date
9/27/2022  -  9/29/202210/21/2022 10 3 years 0 0.049
8/6/2019  -  8/7/20198/26/2019 20 6 months 0 0.041
1/16/2019  -  1/17/20192/7/2019 20 6 months 0 0.029
9/29/2015  10/9/2015 10 3 years 0.0012 0.019
8/8/2012  9/7/2012 10 3 years 0.0024 0.028
8/12/2009  10/19/2009 10 3 years 0.0083 0.051
8/1/2006  8/22/2006 10 3 years 0.0040 0.033
1/1/2000  -  11/16/200012/6/2000 10 1 year 0 0.025
1/1/1999  -  10/20/199911/3/2000 10 1 year 0.0010 0.011
1/1/1996  -  10/2/19961/14/1997 10 1 year 0.0023 0.026
7/1/1994  -  7/11/19945/4/1995 20 6 months 0 0.070
7/1/1993  -  12/1/19931/3/1994 20 6 months 0.0020 0.120


More information for this water system: SDWIS ID 4265
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