OHA Drinking Water Services
OR41
PWS ID: 93751 ---- COMMUNITY ACTION HEADSTART
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
9/30/2024  5 3 years 0 0.499
9/30/2024  10/7/2024 5 3 years 0.0040 0.499
9/30/2021  5 3 years 0 0.061
9/30/2021  10/6/2021 5 3 years 0.0016 0.061
6/12/2018  5 3 years 0 0.175
6/12/2018  6/29/2018 5 3 years 0.0013 0.175
9/16/2014  10/1/2014 5 3 years 0 0.143
7/11/2011  8/15/2011 5 3 years 0.0021 0.108
8/10/2004  9/2/2004 5 1 year 0 0
1/1/1996  -  4/26/19968/8/1996 5 1 year 0 0
7/1/1995  -  9/5/19953/27/1996 5 6 months 0.0027 0.183
1/1/1995  -  1/7/19953/27/1996 5 6 months 0.0475 0.276


More information for this water system: SDWIS ID 1434
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