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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.

1,1,1-Trichloroethane results

MS0300044 , Gulf Park

79 samples have been analysed for 1,1,1-Trichloroethane at Gulf Park.

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 1,1,1-Trichloroethane result

The table below lists 1–10 of 79 samples, newest first — collected April 11, 2023 to July 29, 2026.

10 1,1,1-Trichloroethane results from the 10 samples listed here: 0 detected, 10 not detected. Those samples also carried 201 results for other analytes, which are on the full results page.

1,1,1-Trichloroethane results for Gulf Park, from 1 to 10 of 79 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
Jul 29, 2026
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
35054525004
Laboratory
Pace Analytical Services, LLC
Not detected below 0.5 ug/l Minimum Reporting Level , sample collected Jul 29, 2026, sampling point TF101 1,1,1-Trichloroethane 2981 EPA method 524.2 Jan 1, 2023 – Dec 31, 2028
Collected
Jul 29, 2026
Sampling point
TF107 Treatment Plant T107
Sample type
Routine
Lab sample
35054525003
Laboratory
Pace Analytical Services, LLC
Not detected below 0.5 ug/l Minimum Reporting Level , sample collected Jul 29, 2026, sampling point TF107 1,1,1-Trichloroethane 2981 EPA method 524.2 Jan 1, 2023 – Dec 31, 2028
Collected
Jul 29, 2026
Sampling point
TF109 Treatment Plant T109
Sample type
Routine
Lab sample
35054525002
Laboratory
Pace Analytical Services, LLC
Not detected below 0.5 ug/l Minimum Reporting Level , sample collected Jul 29, 2026, sampling point TF109 1,1,1-Trichloroethane 2981 EPA method 524.2 Jan 1, 2023 – Dec 31, 2028
Collected
Jul 29, 2026
Sampling point
TF110 Treatment Plant TF110
Sample type
Routine
Lab sample
35054525001
Laboratory
Pace Analytical Services, LLC
Not detected below 0.5 ug/l Minimum Reporting Level , sample collected Jul 29, 2026, sampling point TF110 1,1,1-Trichloroethane 2981 EPA method 524.2 Jan 1, 2026 – Dec 31, 2026
Collected
Feb 24, 2025 11:50
Sampling point
TF110 Treatment Plant TF110
Sample type
Routine
Lab sample
VO-250225-017
Laboratory
MSDH Lab
Not detected below 0.5 ug/l Minimum Reporting Level , sample collected Feb 24, 2025 11:50, sampling point TF110 1,1,1-Trichloroethane 2981 EPA method 524.2 Jan 1, 2025 – Dec 31, 2025
Collected
Jan 28, 2025 12:35
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
VO-250129-027
Laboratory
MSDH Lab
Not detected below 0.5 ug/l Minimum Reporting Level , sample collected Jan 28, 2025 12:35, sampling point TF102 1,1,1-Trichloroethane 2981 EPA method 524.2 Jan 1, 2020 – Dec 31, 2025
Collected
Mar 11, 2024 12:30
Sampling point
TF110 Treatment Plant TF110
Sample type
Routine
Lab sample
VO-240312-008
Laboratory
MSDH Lab
Not detected below 0.5 ug/l Minimum Reporting Level , sample collected Mar 11, 2024 12:30, sampling point TF110 1,1,1-Trichloroethane 2981 EPA method 524.2 Jan 1, 2024 – Dec 31, 2024
Collected
Oct 17, 2023 10:20
Sampling point
TF110 Treatment Plant TF110
Sample type
Routine
Lab sample
VO-231018-004
Laboratory
MSDH Lab
Not detected below 0.5 ug/l Minimum Reporting Level , sample collected Oct 17, 2023 10:20, sampling point TF110 1,1,1-Trichloroethane 2981 EPA method 524.2 Oct 1, 2023 – Dec 31, 2023
Collected
Aug 1, 2023 13:05
Sampling point
TF110 Treatment Plant TF110
Sample type
Routine
Lab sample
VO-230802-010
Laboratory
MSDH Lab
Not detected below 0.5 ug/l Minimum Reporting Level , sample collected Aug 1, 2023 13:05, sampling point TF110 1,1,1-Trichloroethane 2981 EPA method 524.2 Jul 1, 2023 – Sep 30, 2023
Collected
Apr 11, 2023 13:15
Sampling point
TF110 Treatment Plant TF110
Sample type
Routine
Lab sample
VO-230412-002
Laboratory
MSDH Lab
Not detected below 0.5 ug/l Minimum Reporting Level , sample collected Apr 11, 2023 13:15, sampling point TF110 1,1,1-Trichloroethane 2981 EPA method 524.2 Apr 1, 2023 – Jun 30, 2023

Routine (10).