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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

MS0170022 , City of Horn Lake

100 samples have been analysed for Nitrate-Nitrite at City of Horn Lake.

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 100 samples, newest first — collected January 24, 2023 to June 2, 2026.

10 Nitrate-Nitrite results from the 10 samples listed here: 3 detected, 7 not detected. Those samples also carried 20 results for other analytes, which are on the full results page.

Nitrate-Nitrite results for City of Horn Lake, from 1 to 10 of 100 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 2, 2026
Sampling point
TF080 Treatment Plant T080
Sample type
Routine
Lab sample
35042165001
Laboratory
Pace Analytical Services, LLC
0.37 mg/l , sample collected Jun 2, 2026, sampling point TF080 Nitrate-Nitrite 1038 Not recorded
Collected
Jan 28, 2025 09:35
Sampling point
TF083
Sample type
Routine
Lab sample
NI-250129-033
Laboratory
MSDH Lab
Not detected below 0.1 mg/l Minimum Reporting Level , sample collected Jan 28, 2025 09:35, sampling point TF083 Nitrate-Nitrite 1038 EPA method QC10107041C Jan 1, 2025 – Dec 31, 2025
Collected
Jan 28, 2025 08:55
Sampling point
TF082 Treatment Plant T082
Sample type
Routine
Lab sample
NI-250129-034
Laboratory
MSDH Lab
Not detected below 0.1 mg/l Minimum Reporting Level , sample collected Jan 28, 2025 08:55, sampling point TF082 Nitrate-Nitrite 1038 EPA method QC10107041C Jan 1, 2025 – Dec 31, 2025
Collected
Jan 28, 2025 11:25
Sampling point
TF081 Treatment Plant T081
Sample type
Routine
Lab sample
NI-250129-032
Laboratory
MSDH Lab
Not detected below 0.1 mg/l Minimum Reporting Level , sample collected Jan 28, 2025 11:25, sampling point TF081 Nitrate-Nitrite 1038 EPA method QC10107041C Jan 1, 2025 – Dec 31, 2025
Collected
Jan 28, 2025 13:35
Sampling point
TF080 Treatment Plant T080
Sample type
Routine
Lab sample
NI-250129-031
Laboratory
MSDH Lab
0.357 mg/l , sample collected Jan 28, 2025 13:35, sampling point TF080 Nitrate-Nitrite 1038 EPA method QC10107041C Jan 1, 2025 – Dec 31, 2025
Collected
Jan 24, 2024 13:32
Sampling point
TF080 Treatment Plant T080
Sample type
Routine
Lab sample
NI-240125-022
Laboratory
MSDH Lab
0.404 mg/l , sample collected Jan 24, 2024 13:32, sampling point TF080 Nitrate-Nitrite 1038 EPA method QC10107041C Jan 1, 2024 – Dec 31, 2024
Collected
Jan 24, 2024 13:45
Sampling point
TF081 Treatment Plant T081
Sample type
Routine
Lab sample
NI-240125-021
Laboratory
MSDH Lab
Not detected below 0.1 mg/l Minimum Reporting Level , sample collected Jan 24, 2024 13:45, sampling point TF081 Nitrate-Nitrite 1038 EPA method QC10107041C Jan 1, 2024 – Dec 31, 2024
Collected
Jan 24, 2024 14:12
Sampling point
TF082 Treatment Plant T082
Sample type
Routine
Lab sample
NI-240125-019
Laboratory
MSDH Lab
Not detected below 0.1 mg/l Minimum Reporting Level , sample collected Jan 24, 2024 14:12, sampling point TF082 Nitrate-Nitrite 1038 EPA method QC10107041C Jan 1, 2024 – Dec 31, 2024
Collected
Jan 24, 2024 14:01
Sampling point
TF083
Sample type
Routine
Lab sample
NI-240125-020
Laboratory
MSDH Lab
Not detected below 0.1 mg/l Minimum Reporting Level , sample collected Jan 24, 2024 14:01, sampling point TF083 Nitrate-Nitrite 1038 EPA method QC10107041C Jan 1, 2024 – Dec 31, 2024
Collected
Jan 24, 2023 13:30
Sampling point
TF083
Sample type
Routine
Lab sample
NI-230125-030
Laboratory
MSDH Lab
Not detected below 0.1 mg/l Minimum Reporting Level , sample collected Jan 24, 2023 13:30, sampling point TF083 Nitrate-Nitrite 1038 EPA method QC10107041C Jan 1, 2023 – Dec 31, 2023

Routine (10).