91094 Water Quality Alerts | Data Online | Oregon Drinking Water Services

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MCL = Maximum Contaminant Level. Results for MCL exceedances, E. coli positives, and lead and copper 90th percentile action level exceedances are shown in bold red text.

Alert Date Range: From to

Alert Type	Alert ID	Sample Date	Alert Date	Contact Report	Response Time (Days)	Location	Analyte	Result	Alert Level	MCL	Units	Sample Type	Lab Sample ID	SelectAtype	FilterAlertDate
NO3	ARCHIVE	07/15/1996	08/08/1996			A	NITRATE	5.22	5	10	MG/L		96197-01	Alert Chem NO30	1996-08-08
NO3	ARCHIVE	12/10/1998	01/13/1999			AA	NITRATE	5.3	5	10	MG/L		98343-24	Alert Chem NO30	1999-01-13
TCR	COLI537	07/09/2003	09/03/2003			DIST-A	E. COLI	Present		0		Routine	0319031	Alert TCR0	2003-09-03
TCR	COLI537	07/09/2003	09/03/2003			DIST-A	COLIFORM (TCR)	Present	Present			Routine	0319031	Alert TCR0	2003-09-03
NO3	CHEM1844	10/03/2005	12/19/2005			EP-A	NITRATE	6	5	10	MG/L		A51004V-1	Alert Chem NO30	2005-12-19
NO3	CHEM2302	11/29/2006	12/27/2006			EP-A	NITRATE	7	5	10	MG/L		A61130H1	Alert Chem NO30	2006-12-27
NO3	CHEM2331	01/17/2007	02/12/2007			EP-A	NITRATE	7	5	10	MG/L		A70118T-1	Alert Chem NO30	2007-02-12
NO3	CHEM2481	04/25/2007	05/11/2007			EP-A	NITRATE	6.8	5	10	MG/L		A70426E1	Alert Chem NO30	2007-05-11
NO3	CHEM2728	10/01/2007	12/19/2007			EP-A	NITRATE	6.6	5	10	MG/L		A71002F1	Alert Chem NO30	2007-12-19
NO3	CHEM3906	12/02/2009	01/14/2010	01/22/2010	8	EP-A	NITRATE	6.46	5	10	MG/L		977271-I	Alert Chem NO30	2010-01-14
NO3	CHEM4652	12/15/2010	01/05/2011	01/06/2011	1	EP-A	NITRATE	6.41	5	10	MG/L		1080971-I	Alert Chem NO30	2011-01-05
NO3	CHEM5190	12/07/2011	12/19/2011	12/20/2011	1	EP-A	NITRATE	5.73	5	10	MG/L		1171321-I	Alert Chem NO30	2011-12-19
TCR	COLI10716	07/18/2012	07/20/2012	07/23/2012	3	DIST-A	COLIFORM (TCR)	Present	Present			Routine	3011096231	Alert TCR0	2012-07-20
NO3	CHEM5583	10/17/2012	10/26/2012	10/26/2012	0	EP-A	NITRATE	7.39	5	10	MG/L		1252501-I	Alert Chem NO30	2012-10-26
NO3	CHEM6032	10/09/2013	10/25/2013	10/23/2013	-2	EP-A	NITRATE	6.22	5	10	MG/L		1345291-I	Alert Chem NO30	2013-10-25
NO3	CHEM6551	11/19/2014	12/03/2014	12/03/2014	0	EP-A	NITRATE	5.95	5	10	MG/L		1451471-I	Alert Chem NO30	2014-12-03
NO3	CHEM6621	01/14/2015	02/09/2015	02/19/2015	10	EP-A	NITRATE	6.06	5	10	MG/L		1463981-I	Alert Chem NO30	2015-02-09
NO3	CHEM7030	01/13/2016	01/26/2016	01/25/2016	-1	EP-A	NITRATE	6.49	5	10	MG/L		1559561-I	Alert Chem NO30	2016-01-26
NO3	CHEM7511	02/08/2017	02/23/2017	02/23/2017	0	EP-A	NITRATE	6.14	5	10	MG/L		1663451-I	Alert Chem NO30	2017-02-23
NO3	CHEM7851	01/03/2018	01/30/2018	01/30/2018	0	EP-A	NITRATE	5.93	5	10	MG/L		1758981-I	Alert Chem NO30	2018-01-30
NO3	CHEM8241	01/30/2019	02/15/2019	02/15/2019	0	EP-A	NITRATE	5.27	5	10	MG/L		1857011-I	Alert Chem NO30	2019-02-15
NO3	CHEM8835	01/15/2020	02/04/2020	02/04/2020	0	EP-A	NITRATE	5.29	5	10	MG/L		1962771-I	Alert Chem NO30	2020-02-04
NO3	CHEM9226	01/13/2021	01/22/2021	01/18/2021	-4	EP-A	NITRATE	5.13	5	10	MG/L		2057531-I	Alert Chem NO30	2021-01-22
NO3	CHEM9645	01/19/2022	02/07/2022	02/07/2022	0	EP-A	NITRATE	5.22	5	10	MG/L		2160761-I	Alert Chem NO30	2022-02-07
Notice - Source	COLI22399	08/03/2022	08/05/2022			SRC-AA	COLIFORM (TCR)	Present	Present			Assessment	3012065721	Notice Source	2022-08-05
NO3	NO3-16	01/04/2023	01/17/2023	01/17/2023	0	EP-A	NITRATE	5.82	5	10	MG/L		2273531-I	Alert Chem NO30	2023-01-17
NO3	NO3-215	01/24/2024	02/14/2024	02/14/2024	0	EP-A	NITRATE	5.31	5	10	MG/L		2383911-I	Alert Chem NO30	2024-02-14
NO3	NO3-402	01/15/2025	01/28/2025	01/28/2025	0	EP-A	NITRATE	5.52	5	10	MG/L		2524841-I	Alert Chem NO30	2025-01-28