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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

MS0180021 , Black Creek Retreat

21 samples have been analysed for Nitrate-Nitrite at Black Creek Retreat.

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 21 samples, newest first — collected February 14, 2017 to February 4, 2026.

10 Nitrate-Nitrite results from the 10 samples listed here: 5 detected, 5 not detected. Those samples also carried 20 results for other analytes, which are on the full results page.

Nitrate-Nitrite results for Black Creek Retreat, from 1 to 10 of 21 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
Feb 4, 2026 12:00
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
NI-260205-042
Laboratory
MSDH Lab
Not detected below 0.1 mg/l Minimum Reporting Level , sample collected Feb 4, 2026 12:00, sampling point TF101 Nitrate-Nitrite 1038 EPA method QC10107041C Jan 1, 2026 – Dec 31, 2026
Collected
Feb 3, 2025 14:45
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
NI-250204-011
Laboratory
MSDH Lab
Not detected below 0.1 mg/l Minimum Reporting Level , sample collected Feb 3, 2025 14:45, sampling point TF101 Nitrate-Nitrite 1038 EPA method QC10107041C Jan 1, 2025 – Dec 31, 2025
Collected
Jan 29, 2024 11:30
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
NI-240130-012
Laboratory
MSDH Lab
Not detected below 0.1 mg/l Minimum Reporting Level , sample collected Jan 29, 2024 11:30, sampling point TF101 Nitrate-Nitrite 1038 EPA method QC10107041C Jan 1, 2024 – Dec 31, 2024
Collected
Jan 24, 2023 10:00
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
NI-230125-006
Laboratory
MSDH Lab
Not detected below 0.1 mg/l Minimum Reporting Level , sample collected Jan 24, 2023 10:00, sampling point TF101 Nitrate-Nitrite 1038 EPA method QC10107041C Jan 1, 2023 – Dec 31, 2023
Collected
Jan 18, 2022 08:45
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
NI-220119-047
Laboratory
MSDH Lab
Not detected below 0.1 mg/l Minimum Reporting Level , sample collected Jan 18, 2022 08:45, sampling point TF101 Nitrate-Nitrite 1038 EPA method QC10107041C Jan 1, 2022 – Dec 31, 2022
Collected
Feb 11, 2021 07:30
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
NI-210212-005
Laboratory
MSDH Lab
0.836 mg/l , sample collected Feb 11, 2021 07:30, sampling point TF101 Nitrate-Nitrite 1038 EPA method QC10107041C Jan 1, 2021 – Dec 31, 2021
Collected
Feb 4, 2020 07:40
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
200205-002NI
Laboratory
MSDH Lab
0.79 mg/l , sample collected Feb 4, 2020 07:40, sampling point TF101 Nitrate-Nitrite 1038 EPA method QC10107041C Jan 1, 2020 – Dec 31, 2020
Collected
Feb 5, 2019 06:50
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
190206-008NI
Laboratory
MSDH Lab
0.85 mg/l , sample collected Feb 5, 2019 06:50, sampling point TF101 Nitrate-Nitrite 1038 EPA method QC10107041C Jan 1, 2019 – Dec 31, 2019
Collected
Jan 29, 2018 07:30
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
180130-038NI
Laboratory
MSDH Lab
1.19 mg/l , sample collected Jan 29, 2018 07:30, sampling point TF101 Nitrate-Nitrite 1038 EPA method QC10107041C Jan 1, 2018 – Dec 31, 2018
Collected
Feb 14, 2017 09:30
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
170215-061NI
Laboratory
MSDH Lab
1.01 mg/l , sample collected Feb 14, 2017 09:30, sampling point TF101 Nitrate-Nitrite 1038 EPA method QC10107041C Jan 1, 2017 – Dec 31, 2017

Routine (10).