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.
Thallium, Total results
MS0350006 , Porterville W/A
28 samples have been analysed for Thallium, Total at Porterville 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 Thallium, Total result
The table below lists 1–10 of 28 samples, newest first — collected July 10, 2023 to November 19, 2025.
10 Thallium, Total results from the 10 samples listed here: 0 detected, 10 not detected. Those samples also carried 98 results for other analytes, which are on the full results page.
| Result | Analyte | Monitoring period |
|---|---|---|
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| Not detected below 0.0005 mg/l Minimum Reporting Level , sample collected Nov 19, 2025 13:37, sampling point TF103 | Thallium, Total 1085 EPA method 200.8 | Oct 1, 2025 – Dec 31, 2025 |
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| Not detected below 0.0005 mg/l Minimum Reporting Level , sample collected Apr 9, 2025 11:30, sampling point TF103 | Thallium, Total 1085 EPA method 200.8 | Jan 1, 2025 – Dec 31, 2025 |
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| Not detected below 0.0005 mg/l Minimum Reporting Level , sample collected Feb 24, 2025 13:30, sampling point TF102 | Thallium, Total 1085 EPA method 200.8 | Jan 1, 2023 – Dec 31, 2025 |
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| Not detected below 0.0005 mg/l Minimum Reporting Level , sample collected Feb 24, 2025 13:15, sampling point TF101 | Thallium, Total 1085 EPA method 200.8 | Jan 1, 2023 – Dec 31, 2025 |
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| Not detected below 0.0005 mg/l Minimum Reporting Level , sample collected Oct 9, 2024 12:20, sampling point TF103 | Thallium, Total 1085 EPA method 200.8 | Not recorded |
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| Not detected below 0.0005 mg/l Minimum Reporting Level , sample collected Aug 14, 2024 13:33, sampling point TF103 | Thallium, Total 1085 EPA method 200.8 | Jul 1, 2024 – Sep 30, 2024 |
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| Not detected below 0.0005 mg/l Minimum Reporting Level , sample collected Apr 3, 2024 12:39, sampling point TF103 | Thallium, Total 1085 EPA method 200.8 | Apr 1, 2024 – Jun 30, 2024 |
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| Not detected below 0.0005 mg/l Minimum Reporting Level , sample collected Jan 24, 2024 09:00, sampling point TF103 | Thallium, Total 1085 EPA method 200.8 | Jan 1, 2024 – Mar 31, 2024 |
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| Not detected below 0.0005 mg/l Minimum Reporting Level , sample collected Oct 25, 2023 12:57, sampling point TF103 | Thallium, Total 1085 EPA method 200.8 | Oct 1, 2023 – Dec 31, 2023 |
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| Not detected below 0.0005 mg/l Minimum Reporting Level , sample collected Jul 10, 2023 14:15, sampling point TF103 | Thallium, Total 1085 EPA method 200.8 | Jul 1, 2023 – Sep 30, 2023 |
-
- Collected
- Nov 19, 2025 13:37
- Sampling point
- TF103 Treatment Facility TF103
- Sample type
- Routine
- Lab sample
- IN-251120-001
- Laboratory
- MSDH Lab
- Monitoring period
- Oct 1, 2025 – Dec 31, 2025
-
Thallium, Total 1085 EPA method 200.8
- Result
- Not detected below 0.0005 mg/l Minimum Reporting Level
-
- Collected
- Apr 9, 2025 11:30
- Sampling point
- TF103 Treatment Facility TF103
- Sample type
- Routine
- Lab sample
- IN-250410-023
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2025 – Dec 31, 2025
-
Thallium, Total 1085 EPA method 200.8
- Result
- Not detected below 0.0005 mg/l Minimum Reporting Level
-
- Collected
- Feb 24, 2025 13:30
- Sampling point
- TF102 Treatment Plant T102
- Sample type
- Routine
- Lab sample
- IN-250225-056
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2023 – Dec 31, 2025
-
Thallium, Total 1085 EPA method 200.8
- Result
- Not detected below 0.0005 mg/l Minimum Reporting Level
-
- Collected
- Feb 24, 2025 13:15
- Sampling point
- TF101 Treatment Plant T101
- Sample type
- Routine
- Lab sample
- IN-250225-057
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2023 – Dec 31, 2025
-
Thallium, Total 1085 EPA method 200.8
- Result
- Not detected below 0.0005 mg/l Minimum Reporting Level
-
- Collected
- Oct 9, 2024 12:20
- Sampling point
- TF103 Treatment Facility TF103
- Sample type
- Routine
- Lab sample
- IN-241010-005
- Laboratory
- MSDH Lab
- Monitoring period
- Not recorded
-
Thallium, Total 1085 EPA method 200.8
- Result
- Not detected below 0.0005 mg/l Minimum Reporting Level
-
- Collected
- Aug 14, 2024 13:33
- Sampling point
- TF103 Treatment Facility TF103
- Sample type
- Routine
- Lab sample
- IN-240815-001
- Laboratory
- MSDH Lab
- Monitoring period
- Jul 1, 2024 – Sep 30, 2024
-
Thallium, Total 1085 EPA method 200.8
- Result
- Not detected below 0.0005 mg/l Minimum Reporting Level
-
- Collected
- Apr 3, 2024 12:39
- Sampling point
- TF103 Treatment Facility TF103
- Sample type
- Routine
- Lab sample
- IN-240404-006
- Laboratory
- MSDH Lab
- Monitoring period
- Apr 1, 2024 – Jun 30, 2024
-
Thallium, Total 1085 EPA method 200.8
- Result
- Not detected below 0.0005 mg/l Minimum Reporting Level
-
- Collected
- Jan 24, 2024 09:00
- Sampling point
- TF103 Treatment Facility TF103
- Sample type
- Routine
- Lab sample
- IN-240125-001
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2024 – Mar 31, 2024
-
Thallium, Total 1085 EPA method 200.8
- Result
- Not detected below 0.0005 mg/l Minimum Reporting Level
-
- Collected
- Oct 25, 2023 12:57
- Sampling point
- TF103 Treatment Facility TF103
- Sample type
- Routine
- Lab sample
- IN-231026-024
- Laboratory
- MSDH Lab
- Monitoring period
- Oct 1, 2023 – Dec 31, 2023
-
Thallium, Total 1085 EPA method 200.8
- Result
- Not detected below 0.0005 mg/l Minimum Reporting Level
-
- Collected
- Jul 10, 2023 14:15
- Sampling point
- TF103 Treatment Facility TF103
- Sample type
- Routine
- Lab sample
- IN-230711-005
- Laboratory
- MSDH Lab
- Monitoring period
- Jul 1, 2023 – Sep 30, 2023
-
Thallium, Total 1085 EPA method 200.8
- Result
- Not detected below 0.0005 mg/l Minimum Reporting Level
Routine (10).