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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

MS0010007 , Oakland Water Works

7 samples have been analysed for TTHM at Oakland Water Works.

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.

Showing samples collected between September 25, 2024 and September 25, 2026. That is this page’s default, not a limit on what the agency records.

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Every TTHM result

The 7 samples analysed for this analyte collected between September 25, 2024 and September 25, 2026 are listed below, newest first.

7 TTHM results from the 7 samples listed here: 7 detected, 0 not detected. Those samples also carried 28 results for other analytes, which are on the full results page.

We withheld the location of 2 sampling points below. The location on record identifies a private home, and we do not publish those. That is our decision, not the agency’s. The sampling point, its type and every result taken there are published unchanged.

TTHM results for Oakland Water Works, from the 7 samples 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
Jul 23, 2025 08:42
Sampling point
SM1 Location withheld
Sample type
Routine
Lab sample
810-157126-2
Laboratory
Eurofins Eaton Analytical South Bend in
44.8 ug/l , sample collected Jul 23, 2025 08:42, sampling point SM1 TTHM 2950 EPA method 524.2 Jul 1, 2025 – Sep 30, 2025
Collected
Jul 23, 2025 08:18
Sampling point
SM2 Location withheld
Sample type
Routine
Lab sample
810-157126-1
Laboratory
Eurofins Eaton Analytical South Bend in
22.6 ug/l , sample collected Jul 23, 2025 08:18, sampling point SM2 TTHM 2950 EPA method 524.2 Jul 1, 2025 – Sep 30, 2025
Collected
Apr 23, 2025 10:45
Sampling point
SM1 Location withheld
Sample type
Routine
Lab sample
810-145952-2
Laboratory
Eurofins Eaton Analytical South Bend in
40.5 ug/l , sample collected Apr 23, 2025 10:45, sampling point SM1 TTHM 2950 EPA method 524.2 Apr 1, 2025 – Jun 30, 2025
Collected
Apr 23, 2025 10:23
Sampling point
SM2 Location withheld
Sample type
Routine
Lab sample
810-145952-1
Laboratory
Eurofins Eaton Analytical South Bend in
19.1 ug/l , sample collected Apr 23, 2025 10:23, sampling point SM2 TTHM 2950 EPA method 524.2 Apr 1, 2025 – Jun 30, 2025
Collected
Apr 7, 2025 09:05
Sampling point
SM2 Location withheld
Sample type
Routine
Lab sample
TH-250408-008
Laboratory
MSDH Lab
18.9 ug/l , sample collected Apr 7, 2025 09:05, sampling point SM2 TTHM 2950 EPA method 524.2 Apr 1, 2025 – Jun 30, 2025
Collected
Apr 7, 2025 09:22
Sampling point
SM1 Location withheld
Sample type
Routine
Lab sample
TH-250408-007
Laboratory
MSDH Lab
25 ug/l , sample collected Apr 7, 2025 09:22, sampling point SM1 TTHM 2950 EPA method 524.2 Apr 1, 2025 – Jun 30, 2025
Collected
Mar 5, 2025 09:05
Sampling point
MRT000 Max. Res. Time
Sample type
Routine
Lab sample
TH-250306-004
Laboratory
MSDH Lab
19.2 ug/l , sample collected Mar 5, 2025 09:05, sampling point MRT000 TTHM 2950 EPA method 524.2 Jan 1, 2025 – Dec 31, 2025

Routine (7).