OHA Drinking Water Services
OR41
PWS ID: 01018 ---- ROSBORO LLC VAUGHN
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
8/8/2022  8/12/2022 5 3 years 0 0
9/15/2019  9/24/2019 5 3 years 0.0032 0.149
7/11/2016  7/22/2016 5 3 years 0.0047 0.154
8/27/2013  9/13/2013 5 3 years 0.0070 0.120
9/21/2010  10/8/2010 5 3 years 0 0.065
9/25/2007  10/1/2007 5 3 years 0 0.050
8/17/2004  -  9/13/200410/4/2004 5 3 years 0.0055 0.098
1/1/2001  -  8/4/20018/20/2001 5 1 year 0 0.190
1/1/1998  -  8/16/19989/25/1998 5 1 year 0.0089 0.313
1/1/1997  -  10/6/199710/31/1997 5 1 year 0.0076 0.080
1/1/1996  -  3/23/19964/22/1996 10 6 months 0.0011 0.135
7/1/1994  -  11/19/199410/21/1996 10 6 months 0.0034 0.270


More information for this water system: SDWIS ID 2968
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