OHA Drinking Water Services
OR41
PWS ID: 91790 ---- CENTRAL ELEMENTARY ---- INACTIVE
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
9/16/2009  9/18/2009 5 3 years 0 0.130
1/1/1998  -  5/19/19986/29/1998 5 1 year 0.0070 0.093
1/1/1996  -  8/28/19964/27/1998 5 1 year 0.0030 0.080
1/1/1995  -  8/24/199510/13/1995 5 1 year 0.0080 0.121
1/1/1994  -  5/25/19945/31/1994 5 6 months 0.0130 0.150
7/1/1993  -  11/24/19931/21/1994 5 6 months 0.0029 0.045


More information for this water system: SDWIS ID 1020
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