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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 results

MS0360039 , Olin Winchester-Oxford

20 samples have been analysed for Nitrate at Olin Winchester-Oxford.

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 result

The table below lists 1–10 of 20 samples, newest first — collected April 20, 2016 to February 11, 2026.

10 Nitrate 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 results for Olin Winchester-Oxford, from 1 to 10 of 20 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 11, 2026 09:37
Sampling point
TF080 Treatment Plant T080
Sample type
Routine
Lab sample
NI-260212-002
Laboratory
MSDH Lab
0.689 mg/l , sample collected Feb 11, 2026 09:37, sampling point TF080 Nitrate 1040 EPA method QC10107041C Jan 1, 2026 – Dec 31, 2026
Collected
Mar 10, 2025 15:48
Sampling point
TF080 Treatment Plant T080
Sample type
Routine
Lab sample
NI-250311-026
Laboratory
MSDH Lab
0.776 mg/l , sample collected Mar 10, 2025 15:48, sampling point TF080 Nitrate 1040 EPA method QC10107041C Jan 1, 2025 – Dec 31, 2025
Collected
Mar 27, 2024 13:30
Sampling point
TF080 Treatment Plant T080
Sample type
Routine
Lab sample
NI-240328-025
Laboratory
MSDH Lab
0.719 mg/l , sample collected Mar 27, 2024 13:30, sampling point TF080 Nitrate 1040 EPA method QC10107041C Jan 1, 2024 – Dec 31, 2024
Collected
Feb 27, 2023 08:00
Sampling point
TF080 Treatment Plant T080
Sample type
Routine
Lab sample
NI-230228-036
Laboratory
MSDH Lab
0.797 mg/l , sample collected Feb 27, 2023 08:00, sampling point TF080 Nitrate 1040 EPA method QC10107041C Jan 1, 2023 – Dec 31, 2023
Collected
Mar 2, 2022 14:30
Sampling point
TF080 Treatment Plant T080
Sample type
Routine
Lab sample
NI-220303-016
Laboratory
MSDH Lab
0.662 mg/l , sample collected Mar 2, 2022 14:30, sampling point TF080 Nitrate 1040 EPA method QC10107041C Jan 1, 2022 – Dec 31, 2022
Collected
Mar 18, 2020 13:00
Sampling point
TF080 Treatment Plant T080
Sample type
Routine
Lab sample
200319-009NI
Laboratory
MSDH Lab
0.61 mg/l , sample collected Mar 18, 2020 13:00, sampling point TF080 Nitrate 1040 EPA method QC10107041C Jan 1, 2020 – Dec 31, 2020
Collected
Apr 3, 2019 12:45
Sampling point
TF080 Treatment Plant T080
Sample type
Routine
Lab sample
190404-014NI
Laboratory
MSDH Lab
0.55 mg/l , sample collected Apr 3, 2019 12:45, sampling point TF080 Nitrate 1040 EPA method QC10107041C Jan 1, 2019 – Dec 31, 2019
Collected
Feb 27, 2018 13:25
Sampling point
TF080 Treatment Plant T080
Sample type
Routine
Lab sample
180228-025NI
Laboratory
MSDH Lab
0.51 mg/l , sample collected Feb 27, 2018 13:25, sampling point TF080 Nitrate 1040 EPA method QC10107041C Jan 1, 2018 – Dec 31, 2018
Collected
Feb 27, 2017 14:10
Sampling point
TF080 Treatment Plant T080
Sample type
Routine
Lab sample
170228-002NI
Laboratory
MSDH Lab
0.67 mg/l , sample collected Feb 27, 2017 14:10, sampling point TF080 Nitrate 1040 EPA method QC10107041C Jan 1, 2017 – Dec 31, 2017
Collected
Apr 20, 2016 14:05
Sampling point
TF080 Treatment Plant T080
Sample type
Routine
Lab sample
160421-003NI
Laboratory
MSDH Lab
0.46 mg/l , sample collected Apr 20, 2016 14:05, sampling point TF080 Nitrate 1040 EPA method QC10107041C Jan 1, 2016 – Dec 31, 2016

Routine (10).