The Power of Information

National Drinking Water Database

Charlotte-Mecklenburg Utilities Utilities - Charlotte, NC

Serves 761,830 people


Butachlor is an herbicide for rice and is used to control annual grasses and broadleaf weeds.
This Drinking Water System
Test Days Exceeding Health GuidelinesDefinition of what this is
0 days
Test Days Exceeding Legal LimitsNumber of days in which the samples taken in that day exceed the Maximum Contaminant Level (Depending on the contaminant and its MCL, that may or may not trigger an MCL violation. Some MCLs are based on averages spanning several months to a year)
0 days
Test DaysNumber of days in which this chemical has reported results in the data we received from the State
27 days
Tests ConductedNumber of individual tests done for this contaminant
87 tests

Testing Summary

Health Limit
Legal Limit

Testing History

-Tested      -Detected      -Over Health Guidelines      -Over Legal Limit*
ButachlorButachlor is an herbicide for rice and is used to control annual grasses and broadleaf weeds.0 ppb
0 ppb
NoLegal at any levelThis is the Federal Limit. State Limits may be lower.
NOTE: Each dot in the above graph represents one month.
* Water utilities are noted as exceeding the legal limit if any test is above the maximum contaminant level (MCL). Most MCLs are based on annual averages so exceeding the MCL for one test does not necessarily indicate that the system is out of compliance.

Health Based and Legal Limits for Butachlor

Health Based Limits for Butachlor

There are no health based standards that EWG is using for this chemical

Testing Results

Testing DateAverage
Samples taken that dayNumber of Non-DetectsRange of Results
2008-08-200 ppb550 ppb
2008-02-040 ppb440 ppb
2007-12-060 ppb550 ppb
2007-08-150 ppb550 ppb
2007-05-020 ppb660 ppb
2007-02-150 ppb550 ppb
2006-11-080 ppb550 ppb
2006-08-090 ppb550 ppb
2006-05-110 ppb550 ppb
2006-02-160 ppb220 ppb
2006-02-150 ppb330 ppb
2005-11-300 ppb440 ppb
2005-11-290 ppb330 ppb
2005-09-140 ppb220 ppb
2005-09-080 ppb330 ppb
2005-06-070 ppb220 ppb
2005-06-010 ppb330 ppb
2005-03-220 ppb220 ppb
2005-03-100 ppb220 ppb
2005-03-090 ppb110 ppb
2004-08-190 ppb110 ppb
2004-08-180 ppb220 ppb
2004-08-170 ppb220 ppb
2004-05-060 ppb440 ppb
2004-05-050 ppb110 ppb
2004-02-120 ppb220 ppb
2004-02-090 ppb330 ppb