OHA Drinking Water Services
OR41
PWS ID: 00707 ---- LAWSON ACRES WATER ASSOCIATION
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
10/15/2024  10/22/2024 5 6 months 0.0010 0.178
3/8/2024  3/19/2024 5 6 months 0 0.242
6/8/2023  6/23/2023 5 6 months 0 0.339
11/23/2022  12/9/2022 5 6 months 0.0010 0.250
4/15/2022  4/26/2022 5 6 months 0.0020 0.280
10/22/2021  11/2/2021 5 6 months 0 0.233
3/12/2021  3/29/2021 5 6 months 0 0.236
8/17/2020  8/27/2020 5 6 months 0.0020 0.167
9/11/2019  10/6/2019 5 3 years 0 0.172
6/28/2016  7/18/2016 5 3 years 0 0.337
9/27/2013  10/15/2013 5 3 years 0.0030 0.254
9/16/2010  9/27/2010 5 3 years 0.0065 0.188
10/25/2007  8/7/2009 5 3 years 0.0060 0.116
2/11/2004  4/19/2004 5 1 year 0.0020 0.102
1/1/2001  -  4/9/20016/1/2001 5 1 year 0 0.050
1/1/1995  -  7/10/19958/21/1995 5 1 year 0 0.525
1/1/1994  -  5/13/19946/1/1994 5 6 months 0 0.410
7/1/1993  -  11/22/199312/8/1993 5 6 months 0 0.620


More information for this water system: SDWIS ID 4113
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