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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.

Selenium results

MS0350006 , Porterville W/A

5 samples have been analysed for Selenium 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.

Showing samples collected between September 26, 2024 and September 26, 2026. That is this page’s default, not a limit on what the agency records.

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Every Selenium result

The 5 samples analysed for this analyte collected between September 26, 2024 and September 26, 2026 are listed below, newest first.

5 Selenium results from the 5 samples listed here: 2 detected, 3 not detected. Those samples also carried 48 results for other analytes, which are on the full results page.

Selenium results for Porterville W/A, from the 5 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
Nov 19, 2025 13:37
Sampling point
TF103 Treatment Facility TF103
Sample type
Routine
Lab sample
IN-251120-001
Laboratory
MSDH Lab
Not detected below 0.0025 mg/l Minimum Reporting Level , sample collected Nov 19, 2025 13:37, sampling point TF103 Selenium 1045 EPA method 200.8 Oct 1, 2025 – Dec 31, 2025
Collected
Apr 9, 2025 11:30
Sampling point
TF103 Treatment Facility TF103
Sample type
Routine
Lab sample
IN-250410-023
Laboratory
MSDH Lab
0.005 mg/l , sample collected Apr 9, 2025 11:30, sampling point TF103 Selenium 1045 EPA method 200.8 Jan 1, 2025 – Dec 31, 2025
Collected
Feb 24, 2025 13:30
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
IN-250225-056
Laboratory
MSDH Lab
Not detected below 0.0025 mg/l Minimum Reporting Level , sample collected Feb 24, 2025 13:30, sampling point TF102 Selenium 1045 EPA method 200.8 Jan 1, 2023 – Dec 31, 2025
Collected
Feb 24, 2025 13:15
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
IN-250225-057
Laboratory
MSDH Lab
0.0028 mg/l , sample collected Feb 24, 2025 13:15, sampling point TF101 Selenium 1045 EPA method 200.8 Jan 1, 2023 – Dec 31, 2025
Collected
Oct 9, 2024 12:20
Sampling point
TF103 Treatment Facility TF103
Sample type
Routine
Lab sample
IN-241010-005
Laboratory
MSDH Lab
Not detected below 0.0025 mg/l Minimum Reporting Level , sample collected Oct 9, 2024 12:20, sampling point TF103 Selenium 1045 EPA method 200.8 Not recorded

Routine (5).