OHA Drinking Water Services
OR41
PWS ID: 00508 ---- MARCOLA WATER DISTRICT
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
7/26/2022  -  7/29/20228/15/2022 6 3 years 0.0018 0.515
6/23/2019  -  6/24/20197/12/2019 5 3 years 0.0010 0.262
6/17/2016  7/8/2016 5 3 years 0.0020 0.235
7/16/2013  -  7/17/20138/7/2013 5 3 years 0.0014 0.390
9/1/2010  9/23/2010 5 3 years 0 0.140
6/5/2007  11/20/2007 5 3 years 0 0.095
6/24/2004  7/12/2004 10 6 months 0 0.220
12/11/2003  -  12/12/200312/22/2003 10 6 months 0 0.390
1/1/1998  -  12/17/19985/9/2000 5 1 year 0.0097 2.520
1/1/1994  -  6/18/19947/26/1994 10 6 months 0.0021 0
7/1/1993  -  11/20/19932/17/1994 10 6 months 0 0.080


More information for this water system: SDWIS ID 3356
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