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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

MS0490002 , Town of Duck Hill

12 samples have been analysed for TTHM at Town of Duck Hill.

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 1–10 of 12 samples, newest first — collected June 16, 2010 to November 11, 2025.

10 TTHM results from the 10 samples listed here: 8 detected, 2 not detected. Those samples also carried 30 results for other analytes, which are on the full results page.

TTHM results for Town of Duck Hill, 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
Nov 11, 2025 09:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
810-171581-1
Laboratory
Eurofins Eaton Analytical South Bend in
19.1 ug/l , sample collected Nov 11, 2025 09:00, sampling point DS000 TTHM 2950 EPA method 524.2 Not recorded
Collected
Jun 5, 2024 15:34
Sampling point
MRT000 Max. Res. Time
Sample type
Routine
Lab sample
TH-240606-001
Laboratory
MSDH Lab
Not detected below 1 ug/l Minimum Reporting Level , sample collected Jun 5, 2024 15:34, sampling point MRT000 TTHM 2950 EPA method 524.2 Not recorded
Collected
Jul 5, 2023 14:30
Sampling point
MRT000 Max. Res. Time
Sample type
Routine
Lab sample
TH-230706-001
Laboratory
MSDH Lab
4.7 ug/l , sample collected Jul 5, 2023 14:30, sampling point MRT000 TTHM 2950 EPA method 524.2 Jan 1, 2023 – Dec 31, 2023
Collected
Mar 15, 2023 13:23
Sampling point
MRT000 Max. Res. Time
Sample type
Routine
Lab sample
TH-230316-001
Laboratory
MSDH Lab
2.26 ug/l , sample collected Mar 15, 2023 13:23, sampling point MRT000 TTHM 2950 EPA method 524.2 Not recorded
Collected
Sep 30, 2021 07:52
Sampling point
MRT000 Max. Res. Time
Sample type
Routine
Lab sample
TH-211001-001
Laboratory
MSDH Lab
9.64 ug/l , sample collected Sep 30, 2021 07:52, sampling point MRT000 TTHM 2950 EPA method 524.2 Jan 1, 2021 – Dec 31, 2021
Collected
Sep 21, 2020 12:50
Sampling point
MRT000 Max. Res. Time
Sample type
Routine
Lab sample
200922-005TH
Laboratory
MSDH Lab
9.55 ug/l , sample collected Sep 21, 2020 12:50, sampling point MRT000 TTHM 2950 Jan 1, 2020 – Dec 31, 2020
Collected
Aug 20, 2019
Sampling point
MRT000 Max. Res. Time
Sample type
Routine
Lab sample
190821-027TH
Laboratory
MSDH Lab
19.7 ug/l , sample collected Aug 20, 2019, sampling point MRT000 TTHM 2950 Jan 1, 2019 – Dec 31, 2019
Collected
Jul 5, 2016 01:30
Sampling point
MRT000 Max. Res. Time
Sample type
Routine
Lab sample
160706-008TH
Laboratory
MSDH Lab
Not detected below 4 ug/l Minimum Reporting Level , sample collected Jul 5, 2016 01:30, sampling point MRT000 TTHM 2950 Jan 1, 2014 – Dec 31, 2016
Collected
Aug 13, 2013 02:50
Sampling point
MRT000 Max. Res. Time
Sample type
Routine
Lab sample
130814-001TH
Laboratory
MSDH Lab
23 ug/l , sample collected Aug 13, 2013 02:50, sampling point MRT000 TTHM 2950 EPA method 524.2 Jan 1, 2011 – Dec 31, 2013
Collected
Jun 16, 2010
Sampling point
MRT000 Max. Res. Time
Sample type
Routine
Lab sample
100617-010TH
Laboratory
MSDH Lab
2.29 ug/l , sample collected Jun 16, 2010, sampling point MRT000 TTHM 2950 EPA method 524.2 Jan 1, 2008 – Dec 31, 2010

Routine (10).