OHA Drinking Water Services
OR41
PWS ID: 00681 ---- OCHOCO WEST WTR & SAN AUTHORITY
Lead & Copper

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Summary Results
Detailed Results
Corrosion Control
Service Lines
90th Percentile Summary Results

Sample Dates Date
Received		 Sample
Count		 Frequency Lead
(mg/L)		 Copper
(mg/L)		 Consumer
Notice Date
9/21/2022  -  9/22/202210/7/2022 5 3 years 0.0077 0.207
8/20/2019  -  8/21/20199/6/2019 5 3 years 0.0020 0.173
9/7/2016  -  9/10/20169/23/2016 5 3 years 0.0017 0.151
9/11/2013  -  9/12/20139/23/2013 5 3 years 0.0035 0.136
7/5/2010  8/6/2010 5 3 years 0.0014 0.133
11/19/2007  11/30/2007 5 3 years 0.0025 0.214
2/25/2004  3/18/2004 5 3 years 0.0060 0.180
1/1/1999  -  5/10/20015/24/2001 5 3 years 0.0030 0.220
1/1/1998  -  12/3/199812/21/1998 5 1 year 0.0020 0.190
1/1/1996  -  10/24/199611/12/1996 5 1 year 0.0024 0.160
1/1/1995  -  11/9/199512/1/1995 5 1 year 0.0011 0.140
1/1/1994  -  5/8/19947/14/1994 10 6 months 0.0035 0.162
7/1/1993  -  8/24/199312/3/1993 10 6 months 0.0016 0.206


More information for this water system: SDWIS ID 3391
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