OHA Drinking Water Services
OR41
PWS ID: 94865 ---- EASTGATE CENTER
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
6/27/2025  7/3/2025 10 6 months 0.0076 0.198
7/26/2023  8/1/2023 10 6 months 0.0158 0.314
2/15/2023  -  6/27/20237/10/2023 50 6 months 0.0163 0.307
9/25/2019  10/1/2019 5 3 years 0.0080 0.348
9/15/2016  9/30/2016 5 3 years 0.0090 0
8/16/2013  9/9/2013 5 3 years 0.0070 0.560
7/8/2010  7/28/2010 5 3 years 0.0034 1.035
6/26/2007  7/9/2007 5 3 years 0.0122 0.755
8/18/2004  9/13/2004 5 6 months 0.0025 0.365
4/2/2003  5/5/2003 5 6 months 0.0046 0.560
10/2/2002  11/1/2002 5 1 year 0.0123 2.215
1/1/2001  -  11/15/20011/4/2002 5 6 months 0.0084 0.720
1/1/2001  -  6/13/20018/3/2001 5 6 months 0.0083 0.951
7/1/2000  -  7/21/20008/28/2000 5 6 months 0.0183 3.860
7/1/1997  -  11/11/199712/23/1997 5 6 months 0.0227 2.600
1/1/1997  -  1/13/19972/27/1997 5 6 months 0.0035 4.820
1/1/1996  -  3/1/19966/20/1996 5 6 months 0.0564 2.390
7/1/1995  -  7/13/19958/28/1995 5 6 months 0.0207 5.038
7/1/1994  -  12/13/19941/1/1995 5 6 months 0.0038 4.420


More information for this water system: SDWIS ID 1989
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