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This is a rebuild of Drinking Water Watch and not yet the official record. Use the agency’s current Drinking Water Watch for anything you need to rely on.

Dichloromethane results

MS0300163 , Helena Utility District

12 samples have been analysed for Dichloromethane at Helena Utility District.

This is one analyte out of the system’s whole record. For what has ever been detected here, and when, see all chemical and radiological results; for everything the system is tested for, see the analyte list.

What counts as a non-detect is defined in the help: Less than Indicator. This system’s violations.

No date range is applied: this list draws on every sample on record. Show the last two years only.

Every Dichloromethane result

The table below lists 1–10 of 12 samples, newest first — collected April 27, 2004 to June 18, 2007.

10 Dichloromethane results from the 10 samples listed here: 0 detected, 10 not detected. Those samples also carried 200 results for other analytes, which are on the full results page.

Dichloromethane results for Helena Utility District, from 1 to 10 of 12 samples shown analysed for it, newest first. This view leaves out other analytes on the same samples. Not detected means the amount was below the level the laboratory can reliably report, which is given beside it.
Result Analyte Monitoring period
Collected
Jun 18, 2007
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
070619-016VO
Laboratory
MSDH Lab
Not detected below 0.0005 mg/l Method Detection Limit , sample collected Jun 18, 2007, sampling point TF102 Dichloromethane 2964 EPA method 524.2 Jan 1, 2005 – Dec 31, 2010
Collected
Jun 18, 2007
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
070619-015VO
Laboratory
MSDH Lab
Not detected below 0.0005 mg/l Method Detection Limit , sample collected Jun 18, 2007, sampling point TF101 Dichloromethane 2964 EPA method 524.2 Jan 1, 2005 – Dec 31, 2010
Collected
Mar 6, 2007
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
070307-008VO
Laboratory
MSDH Lab
Not detected below 0.0005 mg/l Method Detection Limit , sample collected Mar 6, 2007, sampling point TF102 Dichloromethane 2964 EPA method 524.2 Jan 1, 2005 – Dec 31, 2010
Collected
Mar 6, 2007
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
070307-007VO
Laboratory
MSDH Lab
Not detected below 0.0005 mg/l Method Detection Limit , sample collected Mar 6, 2007, sampling point TF101 Dichloromethane 2964 EPA method 524.2 Jan 1, 2005 – Dec 31, 2010
Collected
Oct 26, 2004
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
041027-046VO
Laboratory
MSDH Lab
Not detected below 0.0005 mg/l Method Detection Limit , sample collected Oct 26, 2004, sampling point TF102 Dichloromethane 2964 EPA method 524.2 Not recorded
Collected
Oct 26, 2004
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
041027-045VO
Laboratory
MSDH Lab
Not detected below 0.0005 mg/l Method Detection Limit , sample collected Oct 26, 2004, sampling point TF101 Dichloromethane 2964 EPA method 524.2 Not recorded
Collected
Jul 28, 2004
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
040729-022VO
Laboratory
MSDH Lab
Not detected below 0.0005 mg/l Method Detection Limit , sample collected Jul 28, 2004, sampling point TF101 Dichloromethane 2964 EPA method 524.2 Not recorded
Collected
Jul 28, 2004
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
040729-023VO
Laboratory
MSDH Lab
Not detected below 0.0005 mg/l Method Detection Limit , sample collected Jul 28, 2004, sampling point TF102 Dichloromethane 2964 EPA method 524.2 Not recorded
Collected
Apr 27, 2004
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
040428-073VO
Laboratory
MSDH Lab
Not detected below 0.0005 mg/l Method Detection Limit , sample collected Apr 27, 2004, sampling point TF102 Dichloromethane 2964 EPA method 524.2 Not recorded
Collected
Apr 27, 2004
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
040428-072VO
Laboratory
MSDH Lab
Not detected below 0.0005 mg/l Method Detection Limit , sample collected Apr 27, 2004, sampling point TF101 Dichloromethane 2964 EPA method 524.2 Not recorded

Routine (10).