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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

MS0110011 , Entergy Operations, Inc

23 samples have been analysed for Nitrate-Nitrite at Entergy Operations, Inc.

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 23 samples, newest first — collected February 1, 2017 to January 28, 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 Entergy Operations, Inc, from 1 to 10 of 23 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
Jan 28, 2026 14:00
Sampling point
TF080 Treatment Plant T080
Sample type
Routine
Lab sample
NI-260129-013
Laboratory
MSDH Lab
1.25 mg/l , sample collected Jan 28, 2026 14:00, sampling point TF080 Nitrate-Nitrite 1038 EPA method QC10107041C Jan 1, 2026 – Dec 31, 2026
Collected
Mar 11, 2025 11:30
Sampling point
TF080 Treatment Plant T080
Sample type
Routine
Lab sample
NI-250311-089
Laboratory
MSDH Lab
1.37 mg/l , sample collected Mar 11, 2025 11:30, sampling point TF080 Nitrate-Nitrite 1038 EPA method QC10107041C Jan 1, 2025 – Dec 31, 2025
Collected
Jan 22, 2024 11:30
Sampling point
TF080 Treatment Plant T080
Sample type
Routine
Lab sample
NI-240122-001
Laboratory
MSDH Lab
1.21 mg/l , sample collected Jan 22, 2024 11:30, sampling point TF080 Nitrate-Nitrite 1038 EPA method QC10107041C Jan 1, 2024 – Dec 31, 2024
Collected
Jan 17, 2023 13:55
Sampling point
TF080 Treatment Plant T080
Sample type
Routine
Lab sample
NI-230118-001
Laboratory
MSDH Lab
1.15 mg/l , sample collected Jan 17, 2023 13:55, sampling point TF080 Nitrate-Nitrite 1038 EPA method QC10107041C Jan 1, 2023 – Dec 31, 2023
Collected
Sep 6, 2022 11:45
Sampling point
TF080 Treatment Plant T080
Sample type
Routine
Lab sample
NI-220906-020
Laboratory
MSDH Lab
1.39 mg/l , sample collected Sep 6, 2022 11:45, sampling point TF080 Nitrate-Nitrite 1038 EPA method QC10107041C Jan 1, 2022 – Dec 31, 2022
Collected
Feb 3, 2021 13:45
Sampling point
TF080 Treatment Plant T080
Sample type
Routine
Lab sample
NI-210204-009
Laboratory
MSDH Lab
1.26 mg/l , sample collected Feb 3, 2021 13:45, sampling point TF080 Nitrate-Nitrite 1038 EPA method QC10107041C Jan 1, 2021 – Dec 31, 2021
Collected
Jan 22, 2020 14:00
Sampling point
TF080 Treatment Plant T080
Sample type
Routine
Lab sample
200123-053NI
Laboratory
MSDH Lab
1.58 mg/l , sample collected Jan 22, 2020 14:00, sampling point TF080 Nitrate-Nitrite 1038 EPA method QC10107041C Jan 1, 2020 – Dec 31, 2020
Collected
Jan 28, 2019 14:00
Sampling point
TF080 Treatment Plant T080
Sample type
Routine
Lab sample
190129-033NI
Laboratory
MSDH Lab
1.31 mg/l , sample collected Jan 28, 2019 14:00, sampling point TF080 Nitrate-Nitrite 1038 EPA method QC10107041C Jan 1, 2019 – Dec 31, 2019
Collected
Jan 22, 2018 14:15
Sampling point
TF080 Treatment Plant T080
Sample type
Routine
Lab sample
180123-001NI
Laboratory
MSDH Lab
1.41 mg/l , sample collected Jan 22, 2018 14:15, sampling point TF080 Nitrate-Nitrite 1038 EPA method QC10107041C Jan 1, 2018 – Dec 31, 2018
Collected
Feb 1, 2017 14:30
Sampling point
TF080 Treatment Plant T080
Sample type
Routine
Lab sample
170202-002NI
Laboratory
MSDH Lab
1.27 mg/l , sample collected Feb 1, 2017 14:30, sampling point TF080 Nitrate-Nitrite 1038 EPA method QC10107041C Jan 1, 2017 – Dec 31, 2017

Routine (10).