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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.

Nitrite results

MS0200001 , Combined Utilities

64 samples have been analysed for Nitrite at Combined Utilities.

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 Nitrite result

The table below lists 1–10 of 64 samples, newest first — collected January 23, 2023 to June 17, 2026.

10 Nitrite results from the 10 samples listed here: 0 detected, 10 not detected. Those samples also carried 41 results for other analytes, which are on the full results page.

Nitrite results for Combined Utilities, from 1 to 10 of 64 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 17, 2026
Sampling point
TF104 Treatment Facility TF104
Sample type
Routine
Lab sample
35045279001
Laboratory
Pace Analytical Services, LLC
Not detected below 0.05 mg/l Minimum Reporting Level , sample collected Jun 17, 2026, sampling point TF104 Nitrite 1041 EPA method 353.2 Apr 1, 2026 – Jun 30, 2026
Collected
Feb 4, 2025 13:00
Sampling point
TF103
Sample type
Routine
Lab sample
NI-250205-003
Laboratory
MSDH Lab
Not detected below 0.02 mg/l Minimum Reporting Level , sample collected Feb 4, 2025 13:00, sampling point TF103 Nitrite 1041 EPA method QC10107041C Jan 1, 2025 – Dec 31, 2025
Collected
Feb 4, 2025 14:00
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
NI-250205-002
Laboratory
MSDH Lab
Not detected below 0.02 mg/l Minimum Reporting Level , sample collected Feb 4, 2025 14:00, sampling point TF102 Nitrite 1041 EPA method QC10107041C Jan 1, 2025 – Dec 31, 2025
Collected
Feb 4, 2025 13:30
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
NI-250205-001
Laboratory
MSDH Lab
Not detected below 0.02 mg/l Minimum Reporting Level , sample collected Feb 4, 2025 13:30, sampling point TF101 Nitrite 1041 EPA method QC10107041C Jan 1, 2025 – Dec 31, 2025
Collected
Jan 29, 2024 13:40
Sampling point
TF103
Sample type
Routine
Lab sample
NI-240130-047
Laboratory
MSDH Lab
Not detected below 0.02 mg/l Minimum Reporting Level , sample collected Jan 29, 2024 13:40, sampling point TF103 Nitrite 1041 EPA method QC10107041C Jan 1, 2024 – Dec 31, 2024
Collected
Jan 29, 2024 14:50
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
NI-240130-046
Laboratory
MSDH Lab
Not detected below 0.02 mg/l Minimum Reporting Level , sample collected Jan 29, 2024 14:50, sampling point TF102 Nitrite 1041 EPA method QC10107041C Jan 1, 2024 – Dec 31, 2024
Collected
Jan 29, 2024 14:30
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
NI-240130-045
Laboratory
MSDH Lab
Not detected below 0.02 mg/l Minimum Reporting Level , sample collected Jan 29, 2024 14:30, sampling point TF101 Nitrite 1041 EPA method QC10107041C Jan 1, 2024 – Dec 31, 2024
Collected
Jan 23, 2023 13:49
Sampling point
TF103
Sample type
Routine
Lab sample
NI-230124-024
Laboratory
MSDH Lab
Not detected below 0.02 mg/l Minimum Reporting Level , sample collected Jan 23, 2023 13:49, sampling point TF103 Nitrite 1041 EPA method QC10107041C Jan 1, 2023 – Dec 31, 2023
Collected
Jan 23, 2023 12:47
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
NI-230124-025
Laboratory
MSDH Lab
Not detected below 0.02 mg/l Minimum Reporting Level , sample collected Jan 23, 2023 12:47, sampling point TF102 Nitrite 1041 EPA method QC10107041C Jan 1, 2023 – Dec 31, 2023
Collected
Jan 23, 2023 14:10
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
NI-230124-026
Laboratory
MSDH Lab
Not detected below 0.02 mg/l Minimum Reporting Level , sample collected Jan 23, 2023 14:10, sampling point TF101 Nitrite 1041 EPA method QC10107041C Jan 1, 2023 – Dec 31, 2023

Routine (10).