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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

MS0310024 , Tri-County W/A #3-Summerland

43 samples have been analysed for Nitrate-Nitrite at Tri-County W/A #3-Summerland.

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 43 samples, newest first — collected September 8, 2022 to February 9, 2026.

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

Nitrate-Nitrite results for Tri-County W/A #3-Summerland, from 1 to 10 of 43 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 9, 2026 08:10
Sampling point
TF081
Sample type
Routine
Lab sample
NI-260210-019
Laboratory
MSDH Lab
1.6 mg/l , sample collected Feb 9, 2026 08:10, sampling point TF081 Nitrate-Nitrite 1038 EPA method QC10107041C Jan 1, 2026 – Dec 31, 2026
Collected
Feb 9, 2026 07:45
Sampling point
TF080 Treatment Plant T080
Sample type
Routine
Lab sample
NI-260210-018
Laboratory
MSDH Lab
1.61 mg/l , sample collected Feb 9, 2026 07:45, sampling point TF080 Nitrate-Nitrite 1038 EPA method QC10107041C Jan 1, 2026 – Dec 31, 2026
Collected
Mar 3, 2025 10:30
Sampling point
TF081
Sample type
Routine
Lab sample
NI-250304-042
Laboratory
MSDH Lab
1.83 mg/l , sample collected Mar 3, 2025 10:30, sampling point TF081 Nitrate-Nitrite 1038 EPA method QC10107041C Jan 1, 2025 – Dec 31, 2025
Collected
Mar 3, 2025 10:00
Sampling point
TF080 Treatment Plant T080
Sample type
Routine
Lab sample
NI-250304-043
Laboratory
MSDH Lab
1.83 mg/l , sample collected Mar 3, 2025 10:00, sampling point TF080 Nitrate-Nitrite 1038 EPA method QC10107041C Jan 1, 2025 – Dec 31, 2025
Collected
Apr 1, 2024 09:40
Sampling point
TF081
Sample type
Routine
Lab sample
NI-240401-002
Laboratory
MSDH Lab
1.77 mg/l , sample collected Apr 1, 2024 09:40, sampling point TF081 Nitrate-Nitrite 1038 EPA method QC10107041C Jan 1, 2024 – Dec 31, 2024
Collected
Apr 1, 2024 10:01
Sampling point
TF080 Treatment Plant T080
Sample type
Routine
Lab sample
NI-240401-001
Laboratory
MSDH Lab
0.358 mg/l , sample collected Apr 1, 2024 10:01, sampling point TF080 Nitrate-Nitrite 1038 EPA method QC10107041C Jan 1, 2024 – Dec 31, 2024
Collected
Feb 21, 2023 09:05
Sampling point
TF081
Sample type
Routine
Lab sample
NI-230222-082
Laboratory
MSDH Lab
1.61 mg/l , sample collected Feb 21, 2023 09:05, sampling point TF081 Nitrate-Nitrite 1038 EPA method QC10107041C Jan 1, 2023 – Dec 31, 2023
Collected
Feb 21, 2023 10:00
Sampling point
TF080 Treatment Plant T080
Sample type
Routine
Lab sample
NI-230222-081
Laboratory
MSDH Lab
0.375 mg/l , sample collected Feb 21, 2023 10:00, sampling point TF080 Nitrate-Nitrite 1038 EPA method QC10107041C Jan 1, 2023 – Dec 31, 2023
Collected
Sep 8, 2022 13:10
Sampling point
TF081
Sample type
Routine
Lab sample
NI-220909-004
Laboratory
MSDH Lab
0.328 mg/l , sample collected Sep 8, 2022 13:10, sampling point TF081 Nitrate-Nitrite 1038 EPA method QC10107041C Jan 1, 2022 – Dec 31, 2022
Collected
Sep 8, 2022 12:45
Sampling point
TF080 Treatment Plant T080
Sample type
Routine
Lab sample
NI-220909-005
Laboratory
MSDH Lab
0.328 mg/l , sample collected Sep 8, 2022 12:45, sampling point TF080 Nitrate-Nitrite 1038 EPA method QC10107041C Jan 1, 2022 – Dec 31, 2022

Routine (10).