OHA Drinking Water Services
OR41
PWS ID: 00500 ---- MADRAS, CITY OF
Water Quality Alerts

Table is loading - please wait...
Use the "Download" button to export the data to an Excel file.

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
VOC ARCHIVE 07/27/1992 09/15/1992 C TETRACHLOROETHYLENE 0.0012 0.005 MG/L -1966887 Alert Chem VOC0 1992-09-15
IOC ARCHIVE 08/24/1992 09/24/1992 A SODIUM 23.5 20 MG/L -1966947 Alert Chem IOC0 1992-09-24
IOC ARCHIVE 08/24/1992 09/24/1992 B SODIUM 44.5 20 MG/L -1966918 Alert Chem IOC0 1992-09-24
IOC ARCHIVE 06/30/1993 01/10/1994 CA SODIUM 28.1 20 MG/L 396-2 Alert Chem IOC0 1994-01-10
VOC ARCHIVE 06/30/1993 01/10/1994 CA TETRACHLOROETHYLENE 0.0011 0.005 MG/L 396-2 Alert Chem VOC0 1994-01-10
TCR ARCHIVE 08/17/1993 09/23/1993 COLIFORM (TCR) Present Present Routine 20 Alert TCR0 1993-09-23
TCR ARCHIVE 08/24/1993 09/23/1993 COLIFORM (TCR) Present Present Repeat 155 Alert TCR0 1993-09-23
TCR ARCHIVE 08/24/1993 09/23/1993 COLIFORM (TCR) Present Present Repeat 156 Alert TCR0 1993-09-23
TCR ARCHIVE 08/24/1993 10/01/1993 COLIFORM (TCR) Present Present Special 154 Alert TCR0 1993-10-01
TCR ARCHIVE 08/30/1993 09/23/1993 COLIFORM (TCR) Present Present Repeat 250 Alert TCR0 1993-09-23
TCR ARCHIVE 08/30/1993 09/23/1993 COLIFORM (TCR) Present Present Repeat 251 Alert TCR0 1993-09-23
TCR ARCHIVE 08/30/1993 09/23/1993 COLIFORM (TCR) Present Present Repeat 254 Alert TCR0 1993-09-23
TCR ARCHIVE 09/08/1993 09/23/1993 COLIFORM (TCR) Present Present Repeat 461 Alert TCR0 1993-09-23
TCR ARCHIVE 09/08/1993 10/01/1993 COLIFORM (TCR) Present Present Special 460 Alert TCR0 1993-10-01
TCR ARCHIVE 09/15/1993 10/01/1993 COLIFORM (TCR) Present Present Special 700 Alert TCR0 1993-10-01
TCR ARCHIVE 10/04/1993 10/19/1993 COLIFORM (TCR) Present Present Routine 1057 Alert TCR0 1993-10-19
TCR ARCHIVE 10/04/1993 10/19/1993 COLIFORM (TCR) Present Present Special 1060 Alert TCR0 1993-10-19
TCR ARCHIVE 10/07/1993 10/19/1993 COLIFORM (TCR) Present Present Repeat 1178 Alert TCR0 1993-10-19
TCR ARCHIVE 07/25/1994 08/05/1994 COLIFORM (TCR) Present Present Routine 9407047617 Alert TCR0 1994-08-05
TCR ARCHIVE 08/10/1994 08/26/1994 COLIFORM (TCR) Present Present Routine 9408036910 Alert TCR0 1994-08-26
TCR ARCHIVE 08/10/1994 08/26/1994 COLIFORM (TCR) Present Present Routine 940803698 Alert TCR0 1994-08-26
TCR ARCHIVE 08/10/1994 08/26/1994 COLIFORM (TCR) Present Present Routine 940803699 Alert TCR0 1994-08-26
TCR ARCHIVE 08/16/1994 08/26/1994 COLIFORM (TCR) Present Present Repeat 9408054617 Alert TCR0 1994-08-26
TCR ARCHIVE 01/24/1995 02/08/1995 COLIFORM (TCR) Present Present Routine 7803 Alert TCR0 1995-02-08
TCR ARCHIVE 08/08/1995 09/01/1995 COLIFORM (TCR) Present Present Routine 9893 Alert TCR0 1995-09-01
TCR ARCHIVE 08/14/1995 09/01/1995 COLIFORM (TCR) Present Present Repeat 9940 Alert TCR0 1995-09-01
TCR ARCHIVE 08/14/1995 09/01/1995 COLIFORM (TCR) Present Present Repeat 9941 Alert TCR0 1995-09-01
TCR ARCHIVE 09/12/1995 10/10/1995 COLIFORM (TCR) Present Present Routine 266 Alert TCR0 1995-10-10
TCR ARCHIVE 09/12/1995 10/10/1995 COLIFORM (TCR) Present Present Routine 268 Alert TCR0 1995-10-10
TCR ARCHIVE 09/15/1995 10/10/1995 COLIFORM (TCR) Present Present Repeat 318 Alert TCR0 1995-10-10
TCR ARCHIVE 09/15/1995 10/10/1995 COLIFORM (TCR) Present Present Routine 319 Alert TCR0 1995-10-10
TCR ARCHIVE 09/22/1995 10/10/1995 COLIFORM (TCR) Present Present Repeat 390 Alert TCR0 1995-10-10
IOC ARCHIVE 06/04/1996 03/10/1997 CA SODIUM 44.2 20 MG/L 9606-018-1 Alert Chem IOC0 1997-03-10
TCR ARCHIVE 10/05/1999 10/22/1999 COLIFORM (TCR) Present Present Routine 91009802 Alert TCR0 1999-10-22
TCR ARCHIVE 10/07/1999 10/22/1999 COLIFORM (TCR) Present Present Repeat 91015801 Alert TCR0 1999-10-22
TCR ARCHIVE 10/07/1999 10/22/1999 COLIFORM (TCR) Present Present Repeat 91015802 Alert TCR0 1999-10-22
TCR ARCHIVE 10/07/1999 10/22/1999 COLIFORM (TCR) Present Present Repeat 91015803 Alert TCR0 1999-10-22
IOC ARCHIVE 09/05/2000 10/11/2000 CA SODIUM 54.6 20 MG/L 20090627 Alert Chem IOC0 2000-10-11
TCR COLI1774 12/07/2004 12/29/2004 DIST-A COLIFORM (TCR) Present Present Routine NB412092 Alert TCR0 2004-12-29
Notice - Sodium CHEM3810 09/15/2009 11/04/2009 EP-C SODIUM 50.4 20 MG/L B9I153401-I Notice Sodium 2009-11-04
TCR COLI16565 02/14/2017 02/21/2017 02/21/2017 0 DIST-A COLIFORM (TCR) Present Present Routine 1707231 Alert TCR0 2017-02-21
TCR COLI17708 03/13/2018 03/16/2018 03/16/2018 0 DIST-A COLIFORM (TCR) Present Present Routine 1817411 Alert TCR0 2018-03-16
Notice - Sodium CHEM8007 05/01/2018 07/19/2018 EP-C SODIUM 45.1 20 MG/L 1830886-I Notice Sodium 2018-07-19
TCR TCR-273 04/10/2023 04/14/2023 04/17/2023 3 DIST-A COLIFORM (TCR) Present Present Routine 23-19546 Alert TCR0 2023-04-14
TCR TCR-286 04/17/2023 04/21/2023 04/17/2023 -4 DIST-A COLIFORM (TCR) Present Present Repeat 23-21260 Alert TCR0 2023-04-21
TCR TCR-287 04/17/2023 04/21/2023 04/17/2023 -4 DIST-A COLIFORM (TCR) Present Present Repeat 23-21261 Alert TCR0 2023-04-21
TCR TCR-288 04/17/2023 04/21/2023 04/17/2023 -4 DIST-A COLIFORM (TCR) Present Present Repeat 23-21262 Alert TCR0 2023-04-21
Notice - Source TCR-289 04/17/2023 04/21/2023 04/17/2023 -4 SRC-CA COLIFORM (TCR) Present Present Triggered 23-21259 Notice Source 2023-04-21
TCR TCR-337 05/08/2023 05/12/2023 05/16/2023 4 DIST-A COLIFORM (TCR) Present Present Routine 23-26371 Alert TCR0 2023-05-12
TCR TCR-354 05/15/2023 05/16/2023 05/16/2023 0 DIST-A COLIFORM (TCR) Present Present Repeat 23-28204 Alert TCR0 2023-05-16
TCR TCR-353 05/15/2023 05/16/2023 05/16/2023 0 DIST-A COLIFORM (TCR) Present Present Repeat 23-28205 Alert TCR0 2023-05-16
TCR TCR-355 05/15/2023 05/16/2023 05/16/2023 0 DIST-A COLIFORM (TCR) Present Present Repeat 23-28206 Alert TCR0 2023-05-16



More information for this water system: SDWIS ID 4048
System Info  ::  Report for Lenders  ::  Alerts  ::  Violations  ::  Compliance & Enforcement  ::  Contacts & Advisories  ::  Site Visits  ::  Public Notice
Coliform Summary  ::  Coliform Results  ::  Coliform Schedules  ::  LT2  ::  GW/GWUDI Source Details  ::  Plan Review  ::  Annual Fee
Chemical Summary  ::  Chemical Results  ::  Chemical Schedules  ::  Chemical Schedule Summary  ::  Arsenic RAA  ::  Cyanotoxins  ::  PFAS
Lead & Copper  ::  DBP Sample Sites  ::  FANLs  ::  MRDL  ::  GWR 4-Log  ::  Turbidity  ::  SWTR  ::  LRAA
Corrosion Control has moved to the Lead & Copper page.

Information for all water systems:
Water System Inventory  ::  Water System Surveys  ::  Outstanding Performers  ::  Treatment Plant Inspections  ::  Treatment  ::  Plan Reviews
Alerts  ::  Violations  ::  Compliance & Enforcement  ::  Deficiencies  ::  System Scores  ::  Exceedances  ::  Public Notices  ::  Service Lines
Water Advisories  ::  Contact Reports  ::  Cyanotoxins  ::  PFAS  ::  Post-wildfire VOCs  ::  Fluoride  ::  Certification List

Introduction  ::  Data Search Options  ::  Water System Search  ::  DWS Home  ::  DWS Rules

Need help? Email Drinking Water Services for assistance.Staff/Partner Login