OHA Drinking Water Services
OR41
PWS ID: 00601 ---- HILAND WC - RIVERBEND
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
9/3/2023  -  9/5/2023 6 3 years 0 0.157
9/3/2023  -  9/5/20239/26/2023 6 3 years 0.0020 0.157 9/25/2023
6/24/2020  -  7/9/20209/18/2020 6 3 years 0.0040 0.145
9/14/2017  -  9/15/201710/10/2017 6 3 years 0.0050 0.860
9/16/2014  10/10/2014 5 3 years 0.0020 0.046
9/8/2011  9/26/2011 5 3 years 0 0.040
8/22/2001  5/30/2002 5 3 years 0.0010 0.066
1/1/1998  -  9/30/19981/12/1999 5 1 year 0.0039 0.248
1/1/1997  -  7/28/19978/5/1997 5 1 year 0.0028 0.220
1/1/1996  -  8/27/199610/22/1996 5 1 year 0 0.248
1/1/1995  -  5/23/19956/23/1995 10 6 months 0.0031 0.049
1/1/1994  -  5/19/199411/14/1994 10 6 months 0.0046 0.362


More information for this water system: SDWIS ID 3376
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