OHA Drinking Water Services
OR41
PWS ID: 01371 ---- UNION GAP WATER DISTRICT
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
7/13/2023  7/28/2023 5 3 years 0.0040 0.048
8/12/2020  8/24/2020 5 3 years 0.0040 0.045
7/12/2017  7/19/2017 5 3 years 0.0050 0.074
7/9/2014  8/1/2014 5 3 years 0.0020 0.053
9/14/2011  10/7/2011 5 3 years 0.0040 0.074
10/20/2008  11/13/2008 5 3 years 0 0.101
12/14/2005  1/17/2006 5 3 years 0.0055 0.101
1/1/1995  -  9/12/199510/25/1995 5 1 year 0.0055 0.063
7/1/1994  -  9/26/199411/14/1994 10 6 months 0.0030 0.320
1/1/1994  -  4/10/19945/31/1994 10 6 months 0.0060 0.190


More information for this water system: SDWIS ID 4090
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Corrosion Control has moved to the Lead & Copper page.
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