Arizona Department of Environmental Quality Safe Drinking Water Monitoring Assistance Program
County Map of Arizona Water System Search Help
Water System Detail Information

Water System ID #:

AZ0410128

Water System Classification:

C

Water System Name:

LOS CERROS WATER COMPANY INC

Primary Water Source:

GW

Principal County Served:

PIMA

System Activity / MAP Participant:

A - MAP

Activity Date:

06-01-1977



Group Violations
Fed Fiscal Year Comp Prd Begin Date Comp Prd End Date Sample Point Viol Type Violation Name Comp Achieved Analyte Group Analyte Group Name
2018 01-01-2009 12-31-2017 EPDS001 03 MONITORING, ROUTINE MAJOR Y RADS RADS
2018 01-01-2009 12-31-2017 EPDS003 03 MONITORING, ROUTINE MAJOR Y RADS RADS
2018 01-01-2009 12-31-2017 EPDS004 03 MONITORING, ROUTINE MAJOR Y RADS RADS
2018 01-01-2009 12-31-2017 EPDS002 03 MONITORING, ROUTINE MAJOR Y RADS RADS
2018 01-01-2017 12-31-2017 DISTRIBUTION SYSTEM 27 MONITORING, ROUTINE (DBP), MAJOR Y DBP2 STAGE 2 DBP
2012 01-01-2011 12-31-2011 DISTRIBUTION SYSTEM 27 MONITORING, ROUTINE (DBP), MAJOR Y DBP STAGE 1 DBP
2010 01-01-2010 12-31-2010 DISTRIBUTION SYSTEM 27 MONITORING, ROUTINE (DBP), MAJOR Y DBP STAGE 1 DBP


Individual Violations
Violation No. Comp Prd Begin Date Comp Prd End Date Sample Point Viol Type Violation Name Comp Achieved Analyte Code Analyte Name
2020-8312 2019-10-01 00:00:00.0 2019-10-31 00:00:00.0 DISTRIBUTION SYSTEM 4B REPORT SAMPLE RESULT/FAIL MONITOR RTCR Y 3014 E. COLI
2020-8309 2019-08-01 00:00:00.0 2019-08-31 00:00:00.0 DISTRIBUTION SYSTEM 27 MONITORING, ROUTINE (DBP), MAJOR Y 0999 CHLORINE
2020-8308 2019-07-01 00:00:00.0 2019-07-31 00:00:00.0 DISTRIBUTION SYSTEM 27 MONITORING, ROUTINE (DBP), MAJOR Y 0999 CHLORINE
2020-8310 2019-09-01 00:00:00.0 2019-09-30 00:00:00.0 DISTRIBUTION SYSTEM 27 MONITORING, ROUTINE (DBP), MAJOR Y 0999 CHLORINE
2019-8307 2018-11-01 00:00:00.0 2018-11-30 00:00:00.0 DISTRIBUTION SYSTEM 27 MONITORING, ROUTINE (DBP), MAJOR Y 0999 CHLORINE
2018-8282 2017-09-01 00:00:00.0 2017-09-30 00:00:00.0 DISTRIBUTION SYSTEM 27 MONITORING, ROUTINE (DBP), MAJOR Y 0999 CHLORINE
2018-8283 2017-08-01 00:00:00.0 2017-08-31 00:00:00.0 DISTRIBUTION SYSTEM 27 MONITORING, ROUTINE (DBP), MAJOR Y 0999 CHLORINE
2018-8284 2017-07-01 00:00:00.0 2017-07-31 00:00:00.0 DISTRIBUTION SYSTEM 27 MONITORING, ROUTINE (DBP), MAJOR Y 0999 CHLORINE
2017-8281 2017-07-01 00:00:00.0 2017-07-31 00:00:00.0 3A MONITORING, ROUTINE, MAJOR (RTCR) Y 3014 E. COLI
2017-8279 2016-08-01 00:00:00.0 2016-08-31 00:00:00.0 DISTRIBUTION SYSTEM 27 MONITORING, ROUTINE (DBP), MAJOR Y 0999 CHLORINE
2017-8280 2016-07-01 00:00:00.0 2016-07-31 00:00:00.0 DISTRIBUTION SYSTEM 27 MONITORING, ROUTINE (DBP), MAJOR Y 0999 CHLORINE
2017-8278 2016-09-01 00:00:00.0 2016-09-30 00:00:00.0 DISTRIBUTION SYSTEM 27 MONITORING, ROUTINE (DBP), MAJOR Y 0999 CHLORINE
2016-8276 2015-09-01 00:00:00.0 2015-09-30 00:00:00.0 23 MONITORING (TCR), ROUTINE MAJOR Y 3100 COLIFORM (TCR)
2014-8273 2010-09-01 00:00:00.0 2010-09-30 00:00:00.0 DISTRIBUTION SYSTEM 27 MONITORING, ROUTINE (DBP), MAJOR Y 0999 CHLORINE
2014-8272 2010-10-01 00:00:00.0 2010-10-31 00:00:00.0 DISTRIBUTION SYSTEM 27 MONITORING, ROUTINE (DBP), MAJOR Y 0999 CHLORINE
2014-8274 2010-08-01 00:00:00.0 2010-08-31 00:00:00.0 DISTRIBUTION SYSTEM 27 MONITORING, ROUTINE (DBP), MAJOR Y 0999 CHLORINE
2014-8269 2010-03-01 00:00:00.0 2010-03-31 00:00:00.0 DISTRIBUTION SYSTEM 27 MONITORING, ROUTINE (DBP), MAJOR Y 0999 CHLORINE
2014-8271 2010-01-01 00:00:00.0 2010-01-31 00:00:00.0 DISTRIBUTION SYSTEM 27 MONITORING, ROUTINE (DBP), MAJOR Y 0999 CHLORINE
2014-8270 2010-02-01 00:00:00.0 2010-02-28 00:00:00.0 DISTRIBUTION SYSTEM 27 MONITORING, ROUTINE (DBP), MAJOR Y 0999 CHLORINE
2013-8233 2010-07-01 00:00:00.0 2011-06-30 00:00:00.0 71 CCR REPORT Y 7000 CONSUMER CONFIDENCE RULE
2013-8232 2007-07-01 00:00:00.0 2008-06-30 00:00:00.0 71 CCR REPORT Y 7000 CONSUMER CONFIDENCE RULE
2013-8231 2006-07-01 00:00:00.0 2007-06-30 00:00:00.0 71 CCR REPORT Y 7000 CONSUMER CONFIDENCE RULE
2013-8230 2002-07-01 00:00:00.0 2003-06-30 00:00:00.0 71 CCR REPORT Y 7000 CONSUMER CONFIDENCE RULE
2013-8229 2012-07-01 00:00:00.0 2013-06-30 00:00:00.0 71 CCR REPORT Y 7000 CONSUMER CONFIDENCE RULE
2011-8223 2010-10-01 00:00:00.0 2010-10-31 00:00:00.0 24 MONITORING (TCR), ROUTINE MINOR Y 3100 COLIFORM (TCR)
2011-8222 2010-09-01 00:00:00.0 2010-09-30 00:00:00.0 24 MONITORING (TCR), ROUTINE MINOR Y 3100 COLIFORM (TCR)
2010-8221 2010-08-01 00:00:00.0 2010-08-31 00:00:00.0 24 MONITORING (TCR), ROUTINE MINOR Y 3100 COLIFORM (TCR)
2008-8215 2004-01-01 00:00:00.0 2007-12-31 00:00:00.0 EPDS004 03 MONITORING, ROUTINE MINOR Y 4030 RADIUM-228
2008-8217 2004-01-01 00:00:00.0 2007-12-31 00:00:00.0 EPDS004 03 MONITORING, ROUTINE MINOR Y 4010 COMBINED RADIUM (-226 & -228)
2008-8216 2004-01-01 00:00:00.0 2007-12-31 00:00:00.0 EPDS004 03 MONITORING, ROUTINE MINOR Y 4020 RADIUM-226
2008-8211 2007-09-01 00:00:00.0 2007-09-30 00:00:00.0 24 MONITORING (TCR), ROUTINE MINOR Y 3100 COLIFORM (TCR)
2006-8206 2006-03-01 00:00:00.0 2006-03-31 00:00:00.0 23 MONITORING (TCR), ROUTINE MAJOR Y 3100 COLIFORM (TCR)
2006-8106 2006-01-01 00:00:00.0 2006-01-31 00:00:00.0 23 MONITORING (TCR), ROUTINE MAJOR Y 3100 COLIFORM (TCR)
2006-7706 2005-01-01 00:00:00.0 2005-12-31 00:00:00.0 EPDS004 03 MONITORING, ROUTINE MAJOR Y 1040 NITRATE
2006-7806 2005-01-01 00:00:00.0 2005-12-31 00:00:00.0 EPDS003 03 MONITORING, ROUTINE MAJOR Y 1040 NITRATE
2006-8006 2005-01-01 00:00:00.0 2005-12-31 00:00:00.0 EPDS001 03 MONITORING, ROUTINE MAJOR Y 1040 NITRATE
2006-7906 2005-01-01 00:00:00.0 2005-12-31 00:00:00.0 EPDS002 03 MONITORING, ROUTINE MAJOR Y 1040 NITRATE
2005-7605 2005-01-01 00:00:00.0 2005-12-31 00:00:00.0 52 FOLLOW-UP OR ROUTINE TAP M/R (LCR) Y 5000 LEAD & COPPER RULE
2006-7206 2004-07-01 00:00:00.0 2005-06-30 00:00:00.0 71 CCR REPORT Y 7000 CONSUMER CONFIDENCE RULE
2005-6805 2004-01-01 00:00:00.0 2004-12-31 00:00:00.0 52 FOLLOW-UP OR ROUTINE TAP M/R (LCR) Y 5000 LEAD & COPPER RULE
2005-5605 2005-04-01 00:00:00.0 2005-04-30 00:00:00.0 DISTRIBUTION SYSTEM 27 MONITORING, ROUTINE (DBP), MAJOR Y 0999 CHLORINE
2005-5505 2005-05-01 00:00:00.0 2005-05-31 00:00:00.0 DISTRIBUTION SYSTEM 27 MONITORING, ROUTINE (DBP), MAJOR Y 0999 CHLORINE
2005-5405 2005-06-01 00:00:00.0 2005-06-30 00:00:00.0 DISTRIBUTION SYSTEM 27 MONITORING, ROUTINE (DBP), MAJOR Y 0999 CHLORINE
2005-5105 2003-07-01 00:00:00.0 2004-06-30 00:00:00.0 71 CCR REPORT Y 7000 CONSUMER CONFIDENCE RULE
2005-4105 2004-08-01 00:00:00.0 2004-08-31 00:00:00.0 DISTRIBUTION SYSTEM 27 MONITORING, ROUTINE (DBP), MAJOR Y 0999 CHLORINE
2005-4205 2004-09-01 00:00:00.0 2004-09-30 00:00:00.0 DISTRIBUTION SYSTEM 27 MONITORING, ROUTINE (DBP), MAJOR Y 0999 CHLORINE
2005-4305 2004-10-01 00:00:00.0 2004-10-31 00:00:00.0 DISTRIBUTION SYSTEM 27 MONITORING, ROUTINE (DBP), MAJOR Y 0999 CHLORINE
2005-4405 2004-11-01 00:00:00.0 2004-11-30 00:00:00.0 DISTRIBUTION SYSTEM 27 MONITORING, ROUTINE (DBP), MAJOR Y 0999 CHLORINE
2005-4505 2004-12-01 00:00:00.0 2004-12-31 00:00:00.0 DISTRIBUTION SYSTEM 27 MONITORING, ROUTINE (DBP), MAJOR Y 0999 CHLORINE
2005-4605 2005-01-01 00:00:00.0 2005-01-31 00:00:00.0 DISTRIBUTION SYSTEM 27 MONITORING, ROUTINE (DBP), MAJOR Y 0999 CHLORINE
2005-4705 2005-02-01 00:00:00.0 2005-02-28 00:00:00.0 DISTRIBUTION SYSTEM 27 MONITORING, ROUTINE (DBP), MAJOR Y 0999 CHLORINE
2005-4805 2005-03-01 00:00:00.0 2005-03-31 00:00:00.0 DISTRIBUTION SYSTEM 27 MONITORING, ROUTINE (DBP), MAJOR Y 0999 CHLORINE
2005-3905 2004-06-01 00:00:00.0 2004-06-30 00:00:00.0 DISTRIBUTION SYSTEM 27 MONITORING, ROUTINE (DBP), MAJOR Y 0999 CHLORINE
2005-3805 2004-05-01 00:00:00.0 2004-05-31 00:00:00.0 DISTRIBUTION SYSTEM 27 MONITORING, ROUTINE (DBP), MAJOR Y 0999 CHLORINE
2005-3705 2004-04-01 00:00:00.0 2004-04-30 00:00:00.0 DISTRIBUTION SYSTEM 27 MONITORING, ROUTINE (DBP), MAJOR Y 0999 CHLORINE
2004-3504 2004-02-01 00:00:00.0 2004-02-29 00:00:00.0 DISTRIBUTION SYSTEM 27 MONITORING, ROUTINE (DBP), MAJOR Y 0999 CHLORINE
2004-3404 2004-01-01 00:00:00.0 2004-01-31 00:00:00.0 DISTRIBUTION SYSTEM 27 MONITORING, ROUTINE (DBP), MAJOR Y 0999 CHLORINE
2005-4005 2004-07-01 00:00:00.0 2004-07-31 00:00:00.0 DISTRIBUTION SYSTEM 27 MONITORING, ROUTINE (DBP), MAJOR Y 0999 CHLORINE
2004-3604 2004-03-01 00:00:00.0 2004-03-31 00:00:00.0 DISTRIBUTION SYSTEM 27 MONITORING, ROUTINE (DBP), MAJOR Y 0999 CHLORINE
2005-3305 2004-01-01 00:00:00.0 2004-12-31 00:00:00.0 EPDS004 03 MONITORING, ROUTINE MAJOR Y 1040 NITRATE
2005-3205 2005-01-01 00:00:00.0 2005-01-31 00:00:00.0 23 MONITORING (TCR), ROUTINE MAJOR Y 3100 COLIFORM (TCR)
2004-3104 2003-01-01 00:00:00.0 2003-12-31 00:00:00.0 52 FOLLOW-UP OR ROUTINE TAP M/R (LCR) Y 5000 LEAD & COPPER RULE
2002-2202 2001-01-01 00:00:00.0 2001-12-31 00:00:00.0 EPDS001 03 MONITORING, ROUTINE MAJOR Y 1040 NITRATE
2002-2302 2001-01-01 00:00:00.0 2001-12-31 00:00:00.0 EPDS002 03 MONITORING, ROUTINE MAJOR Y 1040 NITRATE
2002-2402 2001-01-01 00:00:00.0 2001-12-31 00:00:00.0 EPDS003 03 MONITORING, ROUTINE MAJOR Y 1040 NITRATE
2001-2001 2000-01-01 00:00:00.0 2000-12-31 00:00:00.0 EPDS002 03 MONITORING, ROUTINE MAJOR Y 1040 NITRATE
2001-2101 2000-01-01 00:00:00.0 2000-12-31 00:00:00.0 EPDS003 03 MONITORING, ROUTINE MAJOR Y 1040 NITRATE
2001-1901 2000-01-01 00:00:00.0 2000-12-31 00:00:00.0 EPDS001 03 MONITORING, ROUTINE MAJOR Y 1040 NITRATE
2001-2501 2000-01-01 00:00:00.0 2000-12-31 00:00:00.0 EPDS002 03 MONITORING, ROUTINE MAJOR Y 2037 SIMAZINE
2001-3001 2000-01-01 00:00:00.0 2000-12-31 00:00:00.0 EPDS003 03 MONITORING, ROUTINE MAJOR Y 2946 ETHYLENE DIBROMIDE
2001-2901 2000-01-01 00:00:00.0 2000-12-31 00:00:00.0 EPDS002 03 MONITORING, ROUTINE MAJOR Y 2946 ETHYLENE DIBROMIDE
2001-2801 2000-01-01 00:00:00.0 2000-12-31 00:00:00.0 EPDS003 03 MONITORING, ROUTINE MAJOR Y 2931 1,2-DIBROMO-3-CHLOROPROPANE
2001-2701 2000-01-01 00:00:00.0 2000-12-31 00:00:00.0 EPDS002 03 MONITORING, ROUTINE MAJOR Y 2931 1,2-DIBROMO-3-CHLOROPROPANE
2001-2601 2000-01-01 00:00:00.0 2000-12-31 00:00:00.0 EPDS003 03 MONITORING, ROUTINE MAJOR Y 2037 SIMAZINE
2000-1100 1999-11-01 00:00:00.0 1999-11-30 00:00:00.0 23 MONITORING (TCR), ROUTINE MAJOR Y 3100 COLIFORM (TCR)
2000-1200 1999-10-01 00:00:00.0 1999-10-31 00:00:00.0 23 MONITORING (TCR), ROUTINE MAJOR Y 3100 COLIFORM (TCR)
2000-900 1999-09-01 00:00:00.0 1999-09-30 00:00:00.0 23 MONITORING (TCR), ROUTINE MAJOR Y 3100 COLIFORM (TCR)
1999-1099 1999-08-01 00:00:00.0 1999-08-31 00:00:00.0 23 MONITORING (TCR), ROUTINE MAJOR Y 3100 COLIFORM (TCR)
1999-1399 1999-07-01 00:00:00.0 1999-07-31 00:00:00.0 23 MONITORING (TCR), ROUTINE MAJOR Y 3100 COLIFORM (TCR)
1999-1499 1999-06-01 00:00:00.0 1999-06-30 00:00:00.0 23 MONITORING (TCR), ROUTINE MAJOR Y 3100 COLIFORM (TCR)
1999-1599 1999-05-01 00:00:00.0 1999-05-31 00:00:00.0 23 MONITORING (TCR), ROUTINE MAJOR Y 3100 COLIFORM (TCR)
1999-299 1999-04-01 00:00:00.0 1999-04-30 00:00:00.0 23 MONITORING (TCR), ROUTINE MAJOR Y 3100 COLIFORM (TCR)
1999-399 1999-03-01 00:00:00.0 1999-03-31 00:00:00.0 23 MONITORING (TCR), ROUTINE MAJOR Y 3100 COLIFORM (TCR)
1999-199 1999-02-01 00:00:00.0 1999-02-28 00:00:00.0 23 MONITORING (TCR), ROUTINE MAJOR Y 3100 COLIFORM (TCR)
1999-699 1999-01-01 00:00:00.0 1999-01-31 00:00:00.0 23 MONITORING (TCR), ROUTINE MAJOR Y 3100 COLIFORM (TCR)
1999-1899 1998-01-01 00:00:00.0 1998-12-31 00:00:00.0 EPDS003 03 MONITORING, ROUTINE MAJOR Y 1040 NITRATE
1999-1799 1998-01-01 00:00:00.0 1998-12-31 00:00:00.0 EPDS002 03 MONITORING, ROUTINE MAJOR Y 1040 NITRATE
1999-1699 1998-01-01 00:00:00.0 1998-12-31 00:00:00.0 EPDS001 03 MONITORING, ROUTINE MAJOR Y 1040 NITRATE
1999-799 1998-12-01 00:00:00.0 1998-12-31 00:00:00.0 23 MONITORING (TCR), ROUTINE MAJOR Y 3100 COLIFORM (TCR)
1999-899 1998-11-01 00:00:00.0 1998-11-30 00:00:00.0 23 MONITORING (TCR), ROUTINE MAJOR Y 3100 COLIFORM (TCR)
1999-499 1998-10-01 00:00:00.0 1998-10-31 00:00:00.0 23 MONITORING (TCR), ROUTINE MAJOR Y 3100 COLIFORM (TCR)
1999-599 1998-09-01 00:00:00.0 1998-09-30 00:00:00.0 23 MONITORING (TCR), ROUTINE MAJOR Y 3100 COLIFORM (TCR)