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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.

TTHM results

MS0640004 , Harrisville W/A

19 samples have been analysed for TTHM at Harrisville W/A.

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 TTHM result

The table below lists 11–19 of 19 samples, newest first — collected August 16, 2004 to August 21, 2023.

9 TTHM results from the 9 samples listed here: 7 detected, 2 not detected. Those samples also carried 20 results for other analytes, which are on the full results page.

TTHM results for Harrisville W/A, from 11 to 19 of 19 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
Aug 21, 2023 08:30
Sampling point
MRT000 Max. Res. Time
Sample type
Routine
Lab sample
TH-230821-003
Laboratory
MSDH Lab
2.88 ug/l , sample collected Aug 21, 2023 08:30, sampling point MRT000 TTHM 2950 EPA method 524.2 Jan 1, 2023 – Dec 31, 2023
Collected
Jun 27, 2022 10:15
Sampling point
MRT000 Max. Res. Time
Sample type
Routine
Lab sample
TH-220628-008
Laboratory
MSDH Lab
7.96 ug/l , sample collected Jun 27, 2022 10:15, sampling point MRT000 TTHM 2950 EPA method 524.2 Not recorded
Collected
Nov 15, 2021 13:15
Sampling point
MRT000 Max. Res. Time
Sample type
Routine
Lab sample
TH-211116-006
Laboratory
MSDH Lab
5.35 ug/l , sample collected Nov 15, 2021 13:15, sampling point MRT000 TTHM 2950 EPA method 524.2 Not recorded
Collected
Oct 13, 2020 08:50
Sampling point
MRT000 Max. Res. Time
Sample type
Routine
Lab sample
201014-010TH
Laboratory
MSDH Lab
11.69 ug/l , sample collected Oct 13, 2020 08:50, sampling point MRT000 TTHM 2950 Not recorded
Collected
Sep 21, 2016 09:25
Sampling point
MRT000 Max. Res. Time
Sample type
Routine
Lab sample
160921-021TH
Laboratory
MSDH Lab
Not detected below 4 ug/l Minimum Reporting Level , sample collected Sep 21, 2016 09:25, sampling point MRT000 TTHM 2950 Jan 1, 2014 – Dec 31, 2016
Collected
Sep 3, 2013 09:05
Sampling point
MRT000 Max. Res. Time
Sample type
Routine
Lab sample
130904-016TH
Laboratory
MSDH Lab
Not detected below 4 ug/l Minimum Reporting Level , sample collected Sep 3, 2013 09:05, sampling point MRT000 TTHM 2950 EPA method 524.2 Jan 1, 2011 – Dec 31, 2013
Collected
Jul 7, 2010
Sampling point
MRT000 Max. Res. Time
Sample type
Routine
Lab sample
100708-003TH
Laboratory
MSDH Lab
2.57 ug/l , sample collected Jul 7, 2010, sampling point MRT000 TTHM 2950 EPA method 524.2 Jan 1, 2008 – Dec 31, 2010
Collected
Oct 1, 2007
Sampling point
MRT000 Max. Res. Time
Sample type
Routine
Lab sample
071002-002TH
Laboratory
MSDH Lab
3.76 ug/l , sample collected Oct 1, 2007, sampling point MRT000 TTHM 2950 EPA method 524.2 Jan 1, 2005 – Dec 31, 2007
Collected
Aug 16, 2004
Sampling point
MRT000 Max. Res. Time
Sample type
Routine
Lab sample
040817-016TH
Laboratory
MSDH Lab
4.28 ug/l , sample collected Aug 16, 2004, sampling point MRT000 TTHM 2950 EPA method 524.2 Jan 1, 2004 – Dec 31, 2004

Routine (9).