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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.

Nitrate-Nitrite results

MS0170019 , Walls Water Association

35 samples have been analysed for Nitrate-Nitrite at Walls 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 Nitrate-Nitrite result

The table below lists 1–10 of 35 samples, newest first — collected January 30, 2018 to January 28, 2025.

10 Nitrate-Nitrite results from the 10 samples listed here: 0 detected, 10 not detected. Those samples also carried 20 results for other analytes, which are on the full results page.

Nitrate-Nitrite results for Walls Water Association, from 1 to 10 of 35 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
Jan 28, 2025 08:40
Sampling point
TF102 Treatment Plant 102
Sample type
Routine
Lab sample
NI-250129-021
Laboratory
MSDH Lab
Not detected below 0.1 mg/l Minimum Reporting Level , sample collected Jan 28, 2025 08:40, sampling point TF102 Nitrate-Nitrite 1038 EPA method QC10107041C Jan 1, 2025 – Dec 31, 2025
Collected
Jan 24, 2024 09:30
Sampling point
TF102 Treatment Plant 102
Sample type
Routine
Lab sample
NI-240125-023
Laboratory
MSDH Lab
Not detected below 0.1 mg/l Minimum Reporting Level , sample collected Jan 24, 2024 09:30, sampling point TF102 Nitrate-Nitrite 1038 EPA method QC10107041C Jan 1, 2024 – Dec 31, 2024
Collected
Jan 23, 2023 11:33
Sampling point
TF102 Treatment Plant 102
Sample type
Routine
Lab sample
NI-230124-016
Laboratory
MSDH Lab
Not detected below 0.1 mg/l Minimum Reporting Level , sample collected Jan 23, 2023 11:33, sampling point TF102 Nitrate-Nitrite 1038 EPA method QC10107041C Jan 1, 2023 – Dec 31, 2023
Collected
Jan 10, 2022 13:20
Sampling point
TF102 Treatment Plant 102
Sample type
Routine
Lab sample
NI-220111-041
Laboratory
MSDH Lab
Not detected below 0.1 mg/l Minimum Reporting Level , sample collected Jan 10, 2022 13:20, sampling point TF102 Nitrate-Nitrite 1038 EPA method QC10107041C Jan 1, 2022 – Dec 31, 2022
Collected
Feb 2, 2021 14:00
Sampling point
TF102 Treatment Plant 102
Sample type
Routine
Lab sample
NI-210203-018
Laboratory
MSDH Lab
Not detected below 0.1 mg/l Minimum Reporting Level , sample collected Feb 2, 2021 14:00, sampling point TF102 Nitrate-Nitrite 1038 EPA method QC10107041C Jan 1, 2021 – Dec 31, 2021
Collected
Jan 21, 2020 13:35
Sampling point
TF102 Treatment Plant 102
Sample type
Routine
Lab sample
200122-050NI
Laboratory
MSDH Lab
Not detected below 0.1 mg/l Minimum Reporting Level , sample collected Jan 21, 2020 13:35, sampling point TF102 Nitrate-Nitrite 1038 EPA method QC10107041C Jan 1, 2020 – Dec 31, 2020
Collected
Feb 6, 2019 14:10
Sampling point
TF102 Treatment Plant 102
Sample type
Routine
Lab sample
190207-035NI
Laboratory
MSDH Lab
Not detected below 0.1 mg/l Minimum Reporting Level , sample collected Feb 6, 2019 14:10, sampling point TF102 Nitrate-Nitrite 1038 EPA method QC10107041C Jan 1, 2019 – Dec 31, 2019
Collected
Feb 6, 2019 13:50
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
190207-034NI
Laboratory
MSDH Lab
Not detected below 0.1 mg/l Minimum Reporting Level , sample collected Feb 6, 2019 13:50, sampling point TF101 Nitrate-Nitrite 1038 EPA method QC10107041C Jan 1, 2019 – Dec 31, 2019
Collected
Jan 30, 2018 13:27
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
180131-038NI
Laboratory
MSDH Lab
Not detected below 0.1 mg/l Minimum Reporting Level , sample collected Jan 30, 2018 13:27, sampling point TF101 Nitrate-Nitrite 1038 EPA method QC10107041C Jan 1, 2018 – Dec 31, 2018
Collected
Jan 30, 2018 13:08
Sampling point
TF102 Treatment Plant 102
Sample type
Routine
Lab sample
180131-036NI
Laboratory
MSDH Lab
Not detected below 0.1 mg/l Minimum Reporting Level , sample collected Jan 30, 2018 13:08, sampling point TF102 Nitrate-Nitrite 1038 EPA method QC10107041C Jan 1, 2018 – Dec 31, 2018

Routine (10).