Alerts indicate water quality tests with analytical results greater than the detection limit or one-half of the maximum allowable contaminant level which may require some follow-up actions by Drinking Water Services. See the Contacts link for reports on follow-up actions. Alerts are not water quality violations. Violations for this water system can be found here.

Alert Type Abbreviations:  CHEM = Chemical, COLI = Coliform, SOURCE = Coliform source sample*, LCR = Lead and copper 90th percentile

*Non-alert (water quality notice)

Response Time is the number of days from the alert date to the contact report date.
Results:  20 alerts found for this water system.Hide response time

Water Quality Alerts
Alert ID	Sample Date	Alert Date	Source ID	Source Name	Alert Type	Contaminant	Result	Alert Level	MCL	Contact Report	Response Time (Days)
CHEM498	08/25/2003	08/25/2003			LCR	COPPER 90TH % VALUE	2	1.35
COLI21949	02/16/2022	02/17/2022	SRC-FA	Pilot Butte #1	SOURCE*	COLIFORM, TOTAL (TCR)	Present	Present	Present
COLI19829	05/06/2020	05/08/2020	SRC-CA	Rock Bluff #1	SOURCE*	COLIFORM, TOTAL (TCR)	Present	Present	Present
COLI18875	05/29/2019	05/31/2019	SRC-CA	Rock Bluff #1	SOURCE*	COLIFORM, TOTAL (TCR)	Present	Present	Present
COLI18827	05/07/2019	05/09/2019	SRC-FA	Pilot Butte #1	SOURCE*	COLIFORM, TOTAL (TCR)	Present	Present	Present
COLI17743	04/04/2018	04/06/2018	SRC-FA	Pilot Butte #1	SOURCE*	COLIFORM, TOTAL (TCR)	Present	Present	Present
COLI16754	05/16/2017	05/18/2017	SRC-EA	westwood well	SOURCE*	COLIFORM, TOTAL (TCR)	Present	Present	Present
COLI16296	11/16/2016	11/18/2016	SRC-CA	rock bluff #1	SOURCE*	COLIFORM, TOTAL (TCR)	Present	Present	Present
COLI16048	09/29/2016	10/04/2016	SRC-EA	weswood well	SOURCE*	COLIFORM, TOTAL (TCR)	Present	Present	Present
COLI14575	08/25/2015	08/27/2015	DIST-A	20900 Cooley Rd sink	COLI	COLIFORM, TOTAL (TCR)	Present	Present	Present	08/27/2015	0
COLI11680	05/29/2013	05/30/2013	DIST-A	1396 nw college way sink	COLI	COLIFORM, TOTAL (TCR)	Present	Present	Present	05/31/2013	1
COLI10679	07/10/2012	07/12/2012	DIST-A	690 ne buter mkt rd sink	COLI	COLIFORM, TOTAL (TCR)	Present	Present	Present	07/11/2012	-1
COLI8892	01/10/2011	01/12/2011	DIST-A	2275 ne doctors sink	COLI	COLIFORM, TOTAL (TCR)	Present	Present	Present	01/12/2011	0
COLI5604	09/09/2008	09/11/2008	DIST-A	Distribution System	COLI	COLIFORM, TOTAL (TCR)	Present	Present	Present
COLI5576	09/02/2008	09/04/2008	DIST-A	Distribution System	COLI	COLIFORM, TOTAL (TCR)	Present	Present	Present	09/09/2008	5
COLI5549	08/26/2008	08/27/2008	DIST-A	Distribution System	COLI	COLIFORM, TOTAL (TCR)	Present	Present	Present	08/27/2008	0
COLI1473	08/24/2004	09/14/2004	DIST-A	Distribution System	COLI	COLIFORM, TOTAL (TCR)	Present	Present	Present
COLI578	08/27/2003	09/12/2003	DIST-A	Distribution System	COLI	COLIFORM, TOTAL (TCR)	Present	Present	Present
CHEM498	08/25/2003	08/25/2003			LCR	LEAD 90TH % VALUE	2	0.0155
CHEM9480	08/19/2021	09/29/2021	EP-B	EP FOR RIVER WELLS #1 & #2	CHEM	DI(2-ETHYLHEXYL) - PHTHALATE	0.0015	0.0006	0.006	09/29/2021	0

*Non-alert (water quality notice)

Archived Alerts (SWS database)
Date	Source	Chemical	Results mg/l	MCL mg/l
06/25/2002		Coliform
08/23/2000		Coliform
06/11/1997		Coliform
04/30/1997		Coliform

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