OHA Drinking Water Services
OR41
PWS ID: 00937 ---- WELCHES WATER COMPANY
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
Current
Alert Level
Current
MCL
Units Sample Type Lab Sample ID SelectAtype FilterAlertDate
TCR ARCHIVE 12/14/1993 01/06/1994 COLIFORM (TCR) Present Present Routine 931214BG Alert TCR0 1994-01-06
TCR ARCHIVE 12/30/1993 01/13/1994 COLIFORM (TCR) Present Present Repeat 931230AG1 Alert TCR0 1994-01-13
TCR ARCHIVE 06/14/1994 06/24/1994 COLIFORM (TCR) Present Present Routine 940614BN Alert TCR0 1994-06-24
TCR ARCHIVE 10/11/1994 10/19/1994 COLIFORM (TCR) Present Present Routine 941011CD1 Alert TCR0 1994-10-19
TCR ARCHIVE 10/10/1995 10/13/1995 COLIFORM (TCR) Present Present Routine 951010DP1 Alert TCR0 1995-10-13
TCR ARCHIVE 12/29/1995 01/19/1996 COLIFORM (TCR) Present Present Routine 951229AE1 Alert TCR0 1996-01-19
TCR COLI11418 01/07/2013 01/09/2013 01/10/2013 1 DIST-A COLIFORM (TCR) Present Present Routine 301071801 Alert TCR0 2013-01-09
TCR COLI11443 01/15/2013 01/17/2013 01/17/2013 0 DIST-A COLIFORM (TCR) Present Present Repeat 301154401 Alert TCR0 2013-01-17
TCR COLI11443 01/15/2013 01/17/2013 01/17/2013 0 DIST-A COLIFORM (TCR) Present Present Repeat 301154402 Alert TCR0 2013-01-17
TCR COLI11443 01/15/2013 01/17/2013 01/17/2013 0 DIST-A COLIFORM (TCR) Present Present Repeat 301154403 Alert TCR0 2013-01-17
TCR COLI11443 01/15/2013 01/17/2013 01/17/2013 0 DIST-A COLIFORM (TCR) Present Present Repeat 301154404 Alert TCR0 2013-01-17
TCR COLI11543 02/27/2013 03/01/2013 03/04/2013 3 DIST-A COLIFORM (TCR) Present Present Routine 302273903 Alert TCR0 2013-03-01
TCR COLI11696 06/03/2013 06/05/2013 06/07/2013 2 DIST-A COLIFORM (TCR) Present Present Routine 306032601 Alert TCR0 2013-06-05
TCR COLI11712 06/10/2013 06/13/2013 06/13/2013 0 DIST-A COLIFORM (TCR) Present Present Repeat 306102401 Alert TCR0 2013-06-13
TCR COLI12097 09/10/2013 09/13/2013 DIST-A COLIFORM (TCR) Present Present Routine 309110201 Alert TCR0 2013-09-13
TCR COLI12123 09/16/2013 09/18/2013 DIST-A COLIFORM (TCR) Present Present Repeat 309162702 Alert TCR0 2013-09-18
TCR COLI12123 09/16/2013 09/18/2013 DIST-A COLIFORM (TCR) Present Present Repeat 309162703 Alert TCR0 2013-09-18
TCR COLI12123 09/16/2013 09/18/2013 DIST-A COLIFORM (TCR) Present Present Repeat 309162704 Alert TCR0 2013-09-18
TCR COLI12123 09/16/2013 09/18/2013 DIST-A COLIFORM (TCR) Present Present Repeat 309162705 Alert TCR0 2013-09-18
Notice - Source COLI12123 09/16/2013 09/18/2013 SRC-AA COLIFORM (TCR) Present Present Triggered 309162701 Notice Source 2013-09-18
TCR COLI12277 10/07/2013 10/10/2013 DIST-A COLIFORM (TCR) Present Present Routine 310072903 Alert TCR0 2013-10-10
TCR COLI12325 10/14/2013 10/16/2013 10/17/2013 1 DIST-A COLIFORM (TCR) Present Present Repeat 310142804 Alert TCR0 2013-10-16
TCR COLI12389 11/04/2013 11/06/2013 11/17/2013 11 DIST-A COLIFORM (TCR) Present Present Routine 311044103 Alert TCR0 2013-11-06
TCR COLI12498 12/17/2013 12/19/2013 DIST-A COLIFORM (TCR) Present Present Routine 312174602 Alert TCR0 2013-12-19
TCR COLI12989 07/07/2014 07/09/2014 07/10/2014 1 DIST-A COLIFORM (TCR) Present Present Routine 407070601 Alert TCR0 2014-07-09
TCR COLI13017 07/09/2014 07/14/2014 07/15/2014 1 DIST-A COLIFORM (TCR) Present Present Repeat 407100201 Alert TCR0 2014-07-14
TCR COLI13017 07/09/2014 07/14/2014 07/15/2014 1 DIST-A COLIFORM (TCR) Present Present Repeat 407100203 Alert TCR0 2014-07-14
TCR COLI13158 08/11/2014 08/14/2014 08/14/2014 0 DIST-A COLIFORM (TCR) Present Present Routine 408120803 Alert TCR0 2014-08-14
TCR COLI13158 08/11/2014 08/14/2014 08/14/2014 0 DIST-A COLIFORM (TCR) Present Present Routine 408120804 Alert TCR0 2014-08-14
TCR COLI13158 08/11/2014 08/14/2014 08/14/2014 0 DIST-A COLIFORM (TCR) Present Present Routine 408120805 Alert TCR0 2014-08-14
TCR COLI13299 09/16/2014 09/19/2014 09/22/2014 3 DIST-A COLIFORM (TCR) Present Present Routine 409163101 Alert TCR0 2014-09-19
TCR COLI13299 09/16/2014 09/19/2014 09/22/2014 3 DIST-A COLIFORM (TCR) Present Present Routine 409163102 Alert TCR0 2014-09-19
TCR COLI13299 09/16/2014 09/19/2014 09/22/2014 3 DIST-A COLIFORM (TCR) Present Present Routine 409163105 Alert TCR0 2014-09-19
TCR COLI13417 10/06/2014 10/09/2014 10/09/2014 0 DIST-A COLIFORM (TCR) Present Present Routine 410071803 Alert TCR0 2014-10-09
TCR COLI13417 10/06/2014 10/09/2014 10/09/2014 0 DIST-A COLIFORM (TCR) Present Present Routine 410071805 Alert TCR0 2014-10-09
Notice - Source COLI14166 05/18/2015 05/20/2015 SRC-AA COLIFORM (TCR) Present Present Assessment 505190601 Notice Source 2015-05-20
TCR COLI15246 02/01/2016 02/03/2016 02/02/2016 -1 DIST-A COLIFORM (TCR) Present Present Routine 602012301 Alert TCR0 2016-02-03
TCR COLI15256 02/04/2016 02/08/2016 02/08/2016 0 DIST-A COLIFORM (TCR) Present Present Repeat 602043105 Alert TCR0 2016-02-08
LCR CHEM7238 07/18/2016 08/12/2016 08/15/2016 3 DIST-A LEAD SUMMARY 0.0235 0.015 MG/L Alert Chem LCR0 2016-08-12
Notice - Source COLI16676 04/12/2017 04/18/2017 SRC-AA COLIFORM (TCR) Present Present Assessment 704123201 Notice Source 2017-04-18
Notice - Source COLI16721 05/01/2017 05/08/2017 SRC-AA COLIFORM (TCR) Present Present Assessment 705011601 Notice Source 2017-05-08
Notice - Source COLI16786 06/01/2017 06/05/2017 SRC-AA COLIFORM (TCR) Present Present Assessment 706011302 Notice Source 2017-06-05
Notice - Source COLI16950 07/20/2017 07/24/2017 SRC-AA COLIFORM (TCR) Present Present Assessment 707205201 Notice Source 2017-07-24
Notice - Source COLI16950 07/20/2017 07/24/2017 SRC-AB COLIFORM (TCR) Present Present Assessment 707205202 Notice Source 2017-07-24
Notice - Source COLI17062 08/14/2017 08/17/2017 SRC-AA COLIFORM (TCR) Present Present Assessment 708143301 Notice Source 2017-08-17
Notice - Source COLI17136 09/05/2017 09/12/2017 SRC-AA COLIFORM (TCR) Present Present Assessment 709061602 Notice Source 2017-09-12
LCR CHEM7743 09/20/2017 10/23/2017 DIST-A LEAD SUMMARY 0.0374 0.015 MG/L Alert Chem LCR0 2017-10-23
Notice - Source COLI17278 10/03/2017 10/06/2017 SRC-AA COLIFORM (TCR) Present Present Assessment 710032301 Notice Source 2017-10-06
Notice - Source COLI17278 10/03/2017 10/06/2017 SRC-AB COLIFORM (TCR) Present Present Assessment 710032401 Notice Source 2017-10-06
Notice - Source COLI17410 11/06/2017 11/08/2017 SRC-AA COLIFORM (TCR) Present Present Assessment 711060602 Notice Source 2017-11-08
Notice - Source COLI17508 12/04/2017 12/07/2017 SRC-AA COLIFORM (TCR) Present Present Assessment 712041302 Notice Source 2017-12-07
Notice - Source COLI17600 01/08/2018 01/10/2018 SRC-AA COLIFORM (TCR) Present Present Assessment 801081401 Notice Source 2018-01-10
Notice - Source COLI17636 02/06/2018 02/07/2018 SRC-AA COLIFORM (TCR) Present Present Assessment 802060602 Notice Source 2018-02-07
Notice - Source COLI17715 03/19/2018 03/21/2018 SRC-AA COLIFORM (TCR) Present Present Assessment 180014310001 Notice Source 2018-03-21
TCR COLI18364 10/29/2018 10/30/2018 10/30/2018 0 DIST-A E. COLI Present 0 Routine 180096850001 Alert TCR0 2018-10-30
TCR COLI18364 10/29/2018 10/30/2018 10/30/2018 0 DIST-A COLIFORM (TCR) Present Present Routine 180096850001 Alert TCR0 2018-10-30
Notice - Sodium CHEM8814 12/17/2019 01/15/2020 EP-A SODIUM 38.8 20 MG/L 190154140001-I Notice Sodium 2020-01-15
TCR TCR-245 03/23/2023 03/27/2023 03/27/2023 0 DIST-A COLIFORM (TCR) Present Present Routine 1257-01 Alert TCR0 2023-03-27



More information for this water system: SDWIS ID 3477
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Something missing? The new Chemical Results page replaces many pages, including arsenic and nitrate.

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