OHA Drinking Water Services
OR41
PWS ID: 90182 ---- NPS JOHN DAY NM/SHEEP ROCK
Water Quality Alerts

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Alert Date Range: From to
Alert Type
Alert ID Sample Date Alert Date Contact
Report
Response
Time (Days)
Location Analyte
Result
Units Alert Level MCL Sample Type Lab Sample ID SelectAtype FilterAlertDate
TCR ARCHIVE 06/23/1999 06/30/1999 COLIFORM (TCR) Present Present Routine 990624PB22 Alert TCR0 1999-06-30
TCR ARCHIVE 07/10/2000 07/17/2000 COLIFORM (TCR) Present Present Routine 00711PF316 Alert TCR0 2000-07-17
TCR ARCHIVE 05/15/2001 05/21/2001 COLIFORM (TCR) Present Present Routine 10516PA31 Alert TCR0 2001-05-21
Notice - Special Source COLI12573 01/08/2014 01/13/2014 SRC-AA COLIFORM (TCR) Present Present Assessment 140109C1 Notice Special Source 2014-01-13
Notice - Source COLI17703 03/13/2018 03/15/2018 SRC-AA COLIFORM (TCR) Present Present Assessment 180314C9 Notice Source 2018-03-15
Notice - Source COLI18667 02/11/2019 02/14/2019 SRC-AA COLIFORM (TCR) Present Present Assessment 190212H4 Notice Source 2019-02-14
Notice - Source TCR-5054 12/10/2025 12/12/2025 SRC-AA COLIFORM (TCR) Present Present Assessment X064890BR Notice Source 2025-12-12