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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.

Total Haloacetic Acids (Haa5) results

MS0450013 , City of Ridgeland

242 samples have been analysed for Total Haloacetic Acids (Haa5) at City of Ridgeland.

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 Total Haloacetic Acids (Haa5) result

The table below lists 1–10 of 242 samples, newest first — collected April 15, 2025 to October 7, 2025.

10 Total Haloacetic Acids (Haa5) results from the 10 samples listed here: 10 detected, 0 not detected.

We withheld the location of 1 sampling point below. The location on record identifies a private home, and we do not publish those. That is our decision, not the agency’s. The sampling point, its type and every result taken there are published unchanged.

Total Haloacetic Acids (Haa5) results for City of Ridgeland, from 1 to 10 of 242 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
Oct 7, 2025 08:30
Sampling point
SM4 Location withheld
Sample type
Routine
Lab sample
HA-251008-006
Laboratory
MSDH Lab
6.97 ug/l , sample collected Oct 7, 2025 08:30, sampling point SM4 Total Haloacetic Acids (Haa5) 2456 EPA method 552.2 Not recorded
Collected
Oct 7, 2025 10:20
Sampling point
SM3 Fox Hollow
Sample type
Routine
Lab sample
HA-251008-005
Laboratory
MSDH Lab
20.7 ug/l , sample collected Oct 7, 2025 10:20, sampling point SM3 Total Haloacetic Acids (Haa5) 2456 EPA method 552.2 Not recorded
Collected
Oct 7, 2025 09:15
Sampling point
SM2 Town Center
Sample type
Routine
Lab sample
HA-251008-004
Laboratory
MSDH Lab
21 ug/l , sample collected Oct 7, 2025 09:15, sampling point SM2 Total Haloacetic Acids (Haa5) 2456 EPA method 552.2 Not recorded
Collected
Oct 7, 2025 11:15
Sampling point
SM1 Near School St Well
Sample type
Routine
Lab sample
HA-251008-003
Laboratory
MSDH Lab
22.9 ug/l , sample collected Oct 7, 2025 11:15, sampling point SM1 Total Haloacetic Acids (Haa5) 2456 EPA method 552.2 Not recorded
Collected
Aug 5, 2025 08:30
Sampling point
SM4 Location withheld
Sample type
Routine
Lab sample
HA-250806-004
Laboratory
MSDH Lab
6.89 ug/l , sample collected Aug 5, 2025 08:30, sampling point SM4 Total Haloacetic Acids (Haa5) 2456 EPA method 552.2 Jul 1, 2025 – Sep 30, 2025
Collected
Aug 5, 2025 11:15
Sampling point
SM3 Fox Hollow
Sample type
Routine
Lab sample
HA-250806-003
Laboratory
MSDH Lab
19.8 ug/l , sample collected Aug 5, 2025 11:15, sampling point SM3 Total Haloacetic Acids (Haa5) 2456 EPA method 552.2 Jul 1, 2025 – Sep 30, 2025
Collected
Aug 5, 2025 09:50
Sampling point
SM2 Town Center
Sample type
Routine
Lab sample
HA-250806-002
Laboratory
MSDH Lab
18 ug/l , sample collected Aug 5, 2025 09:50, sampling point SM2 Total Haloacetic Acids (Haa5) 2456 EPA method 552.2 Jul 1, 2025 – Sep 30, 2025
Collected
Aug 5, 2025 12:10
Sampling point
SM1 Near School St Well
Sample type
Routine
Lab sample
HA-250806-001
Laboratory
MSDH Lab
17 ug/l , sample collected Aug 5, 2025 12:10, sampling point SM1 Total Haloacetic Acids (Haa5) 2456 EPA method 552.2 Jul 1, 2025 – Sep 30, 2025
Collected
Apr 15, 2025 10:15
Sampling point
SM4 Location withheld
Sample type
Routine
Lab sample
HA-250416-009
Laboratory
MSDH Lab
11.3 ug/l , sample collected Apr 15, 2025 10:15, sampling point SM4 Total Haloacetic Acids (Haa5) 2456 EPA method 552.2 Apr 1, 2025 – Jun 30, 2025
Collected
Apr 15, 2025 11:20
Sampling point
SM3 Fox Hollow
Sample type
Routine
Lab sample
HA-250416-008
Laboratory
MSDH Lab
25.3 ug/l , sample collected Apr 15, 2025 11:20, sampling point SM3 Total Haloacetic Acids (Haa5) 2456 EPA method 552.2 Apr 1, 2025 – Jun 30, 2025

Routine (10).