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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.

Arsenic results

MS0730025 , Hwy 30 West Water Association

22 samples have been analysed for Arsenic at Hwy 30 West Water Association.

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 Arsenic result

The table below lists 1–10 of 22 samples, newest first — collected December 14, 2016 to June 24, 2026.

10 Arsenic results from the 10 samples listed here: 9 detected, 1 not detected. Those samples also carried 98 results for other analytes, which are on the full results page.

Units in this table

Arsenic is recorded on this page in ug/l and mg/l. 1 mg/l = 1,000 ug/l.

Arsenic results for Hwy 30 West Water Association, from 1 to 10 of 22 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
Jun 24, 2026
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
35046372002
Laboratory
Pace Analytical Services, LLC
1.3 ug/l , sample collected Jun 24, 2026, sampling point TF102 Arsenic 1005 EPA method 200.8 Not recorded
Collected
Jun 24, 2026
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
35046372001
Laboratory
Pace Analytical Services, LLC
Not detected below 1 ug/l Minimum Reporting Level , sample collected Jun 24, 2026, sampling point TF101 Arsenic 1005 EPA method 200.8 Not recorded
Collected
Apr 8, 2025 16:15
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
IN-250409-042
Laboratory
MSDH Lab
0.0057 mg/l , sample collected Apr 8, 2025 16:15, sampling point TF102 Arsenic 1005 EPA method 200.8 Jan 1, 2023 – Dec 31, 2025
Collected
Apr 8, 2025 16:00
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
IN-250409-041
Laboratory
MSDH Lab
0.0058 mg/l , sample collected Apr 8, 2025 16:00, sampling point TF101 Arsenic 1005 EPA method 200.8 Jan 1, 2023 – Dec 31, 2025
Collected
Dec 6, 2022 13:10
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
IN-221207-052
Laboratory
MSDH Lab
0.0033 mg/l , sample collected Dec 6, 2022 13:10, sampling point TF102 Arsenic 1005 EPA method 200.8 Jan 1, 2020 – Dec 31, 2022
Collected
Dec 6, 2022 13:30
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
IN-221207-051
Laboratory
MSDH Lab
0.0027 mg/l , sample collected Dec 6, 2022 13:30, sampling point TF101 Arsenic 1005 EPA method 200.8 Jan 1, 2020 – Dec 31, 2022
Collected
May 13, 2019 13:55
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
190514-039IN
Laboratory
MSDH Lab
0.0025 mg/l , sample collected May 13, 2019 13:55, sampling point TF102 Arsenic 1005 EPA method 200.8 Jan 1, 2017 – Dec 31, 2019
Collected
May 13, 2019 13:40
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
190514-038IN
Laboratory
MSDH Lab
0.0018 mg/l , sample collected May 13, 2019 13:40, sampling point TF101 Arsenic 1005 EPA method 200.8 Jan 1, 2017 – Dec 31, 2019
Collected
Dec 14, 2016 02:25
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
161215-045IN
Laboratory
MSDH Lab
0.0006 mg/l , sample collected Dec 14, 2016 02:25, sampling point TF101 Arsenic 1005 EPA method 200.8 Jan 1, 2014 – Dec 31, 2016
Collected
Dec 14, 2016 02:10
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
161215-036IN
Laboratory
MSDH Lab
0.0007 mg/l , sample collected Dec 14, 2016 02:10, sampling point TF102 Arsenic 1005 EPA method 200.8 Jan 1, 2014 – Dec 31, 2016

Routine (10).