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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

MS0580023 , Houlka-Washington Ext

20 samples have been analysed for Selenium at Houlka-Washington Ext.

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 Selenium result

The table below lists 1–10 of 20 samples, newest first — collected May 8, 2013 to March 19, 2025.

10 Selenium results from the 10 samples listed here: 0 detected, 10 not detected. Those samples also carried 100 results for other analytes, which are on the full results page.

Selenium results for Houlka-Washington Ext, from 1 to 10 of 20 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
Mar 19, 2025 14:20
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
IN-250320-013
Laboratory
MSDH Lab
Not detected below 0.0025 mg/l Minimum Reporting Level , sample collected Mar 19, 2025 14:20, sampling point TF102 Selenium 1045 EPA method 200.8 Jan 1, 2023 – Dec 31, 2025
Collected
Mar 15, 2025 14:30
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
IN-250320-012
Laboratory
MSDH Lab
Not detected below 0.0025 mg/l Minimum Reporting Level , sample collected Mar 15, 2025 14:30, sampling point TF101 Selenium 1045 EPA method 200.8 Jan 1, 2023 – Dec 31, 2025
Collected
Oct 11, 2022 13:25
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
IN-221012-020
Laboratory
MSDH Lab
Not detected below 0.0025 mg/l Minimum Reporting Level , sample collected Oct 11, 2022 13:25, sampling point TF101 Selenium 1045 EPA method 200.8 Jan 1, 2020 – Dec 31, 2022
Collected
Oct 11, 2022 13:40
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
IN-221012-019
Laboratory
MSDH Lab
Not detected below 0.0025 mg/l Minimum Reporting Level , sample collected Oct 11, 2022 13:40, sampling point TF102 Selenium 1045 EPA method 200.8 Jan 1, 2020 – Dec 31, 2022
Collected
Nov 4, 2019 13:00
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
191105-006IN
Laboratory
MSDH Lab
Not detected below 0.0005 mg/l Minimum Reporting Level , sample collected Nov 4, 2019 13:00, sampling point TF102 Selenium 1045 EPA method 200.8 Jan 1, 2017 – Dec 31, 2019
Collected
Nov 4, 2019 12:40
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
191105-005IN
Laboratory
MSDH Lab
Not detected below 0.0005 mg/l Minimum Reporting Level , sample collected Nov 4, 2019 12:40, sampling point TF101 Selenium 1045 EPA method 200.8 Jan 1, 2017 – Dec 31, 2019
Collected
Dec 14, 2016 03:05
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
161215-044IN
Laboratory
MSDH Lab
Not detected below 0.0025 mg/l Minimum Reporting Level , sample collected Dec 14, 2016 03:05, sampling point TF102 Selenium 1045 EPA method 200.8 Jan 1, 2014 – Dec 31, 2016
Collected
Dec 14, 2016 03:10
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
161215-043IN
Laboratory
MSDH Lab
Not detected below 0.0025 mg/l Minimum Reporting Level , sample collected Dec 14, 2016 03:10, sampling point TF101 Selenium 1045 EPA method 200.8 Jan 1, 2014 – Dec 31, 2016
Collected
May 8, 2013 07:15
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
130509-063IN
Laboratory
MSDH Lab
Not detected below 0.0025 mg/l Minimum Reporting Level , sample collected May 8, 2013 07:15, sampling point TF101 Selenium 1045 EPA method 200.8 Jan 1, 2011 – Dec 31, 2013
Collected
May 8, 2013 01:00
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
130509-062IN
Laboratory
MSDH Lab
Not detected below 0.0025 mg/l Minimum Reporting Level , sample collected May 8, 2013 01:00, sampling point TF102 Selenium 1045 EPA method 200.8 Jan 1, 2011 – Dec 31, 2013

Routine (10).