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
MS0600016 , West Lambert Water Association
10 samples have been analysed for Total Haloacetic Acids (Haa5) at West Lambert Water Association.
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
All 10 samples analysed for this analyte are listed below, newest first. No date range is applied.
10 Total Haloacetic Acids (Haa5) results from the 10 samples listed here: 7 detected, 3 not detected. Those samples also carried 25 results for other analytes, which are on the full results page.
Units in this table
Total Haloacetic Acids (Haa5) is recorded on this page in ug/l and mg/l. 1 mg/l = 1,000 ug/l.
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 The location on record identifies a private home, and we do not publish those.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.
| Result | Analyte | Monitoring period |
|---|---|---|
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| 11.6 ug/l , sample collected Sep 16, 2025 10:00, sampling point SM2 | Total Haloacetic Acids (Haa5) 2456 EPA method 552.2 | Jan 1, 2025 – Dec 31, 2025 |
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| 1.98 ug/l , sample collected Dec 19, 2022 12:20, sampling point MRT000 | Total Haloacetic Acids (Haa5) 2456 EPA method 552.2 | Jan 1, 2022 – Dec 31, 2024 |
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| 9.09 ug/l , sample collected Aug 25, 2021 17:30, sampling point MRT000 | Total Haloacetic Acids (Haa5) 2456 EPA method 552.2 | Jan 1, 2019 – Dec 31, 2021 |
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| 0.002 mg/l , sample collected Aug 21, 2017 14:20, sampling point MRT000 | Total Haloacetic Acids (Haa5) 2456 | Jan 1, 2016 – Dec 31, 2018 |
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| 0.004 mg/l , sample collected Jul 21, 2014 01:02, sampling point MRT000 | Total Haloacetic Acids (Haa5) 2456 | Jan 1, 2013 – Dec 31, 2015 |
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| Not detected below 0.006 mg/l Minimum Reporting Level , sample collected Jun 27, 2011 01:15, sampling point MRT000 | Total Haloacetic Acids (Haa5) 2456 | Jan 1, 2010 – Dec 31, 2012 |
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| 0 mg/l This result is recorded as a detection, and the figure the agency wrote — "0.00" — is zero to the precision it was written to. Read the zero as "smaller than the written figure resolves", not as "none present". SDWIS holds a separate numeric concentration that Drinking Water Watch does not publish, so this endpoint does not carry it either; no more precise magnitude is available here. , sample collected Sep 2, 2009, sampling point MRT000 | Total Haloacetic Acids (Haa5) 2456 | Jan 1, 2009 – Dec 31, 2009 |
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| Not detected below 0.006 mg/l Minimum Reporting Level , sample collected Jun 30, 2008, sampling point MRT000 | Total Haloacetic Acids (Haa5) 2456 | Jan 1, 2008 – Dec 31, 2008 |
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| 0.0005 mg/l The agency recorded which kind of limit this result was below, but stored 0.000000000 as the limit itself, which is not a level. The type is published and the value is null. What the limit was is not on record. Whether the result was a detection is a separate column: read resultType. , sample collected Jun 18, 2007, sampling point MRT000 | Total Haloacetic Acids (Haa5) 2456 EPA method 552.2 | Jan 1, 2007 – Dec 31, 2007 |
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| Not detected below 0.01 mg/l Minimum Reporting Level , sample collected Aug 9, 2004, sampling point MRT000 | Total Haloacetic Acids (Haa5) 2456 EPA method 552.2 | Not recorded |
-
- Collected
- Sep 16, 2025 10:00
- Sampling point
- SM2 Location withheld
- Sample type
- Routine
- Lab sample
- HA-250917-001
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2025 – Dec 31, 2025
-
Total Haloacetic Acids (Haa5) 2456 EPA method 552.2
- Result
- 11.6 ug/l
-
- Collected
- Dec 19, 2022 12:20
- Sampling point
- MRT000 Max. Res. Time
- Sample type
- Routine
- Lab sample
- HA-221220-018
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2022 – Dec 31, 2024
-
Total Haloacetic Acids (Haa5) 2456 EPA method 552.2
- Result
- 1.98 ug/l
-
- Collected
- Aug 25, 2021 17:30
- Sampling point
- MRT000 Max. Res. Time
- Sample type
- Routine
- Lab sample
- HA-210826-028
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2019 – Dec 31, 2021
-
Total Haloacetic Acids (Haa5) 2456 EPA method 552.2
- Result
- 9.09 ug/l
-
- Collected
- Aug 21, 2017 14:20
- Sampling point
- MRT000 Max. Res. Time
- Sample type
- Routine
- Lab sample
- 170822-005HA
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2016 – Dec 31, 2018
-
Total Haloacetic Acids (Haa5) 2456
- Result
- 0.002 mg/l
-
- Collected
- Jul 21, 2014 01:02
- Sampling point
- MRT000 Max. Res. Time
- Sample type
- Routine
- Lab sample
- 140722-029HA
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2013 – Dec 31, 2015
-
Total Haloacetic Acids (Haa5) 2456
- Result
- 0.004 mg/l
-
- Collected
- Jun 27, 2011 01:15
- Sampling point
- MRT000 Max. Res. Time
- Sample type
- Routine
- Lab sample
- 110628-003HA
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2010 – Dec 31, 2012
-
Total Haloacetic Acids (Haa5) 2456
- Result
- Not detected below 0.006 mg/l Minimum Reporting Level
-
- Collected
- Sep 2, 2009
- Sampling point
- MRT000 Max. Res. Time
- Sample type
- Routine
- Lab sample
- 090903-008HA
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2009 – Dec 31, 2009
-
Total Haloacetic Acids (Haa5) 2456
- Result
- 0 mg/l This result is recorded as a detection, and the figure the agency wrote — "0.00" — is zero to the precision it was written to. Read the zero as "smaller than the written figure resolves", not as "none present". SDWIS holds a separate numeric concentration that Drinking Water Watch does not publish, so this endpoint does not carry it either; no more precise magnitude is available here.
-
- Collected
- Jun 30, 2008
- Sampling point
- MRT000 Max. Res. Time
- Sample type
- Routine
- Lab sample
- 080701-021HA
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2008 – Dec 31, 2008
-
Total Haloacetic Acids (Haa5) 2456
- Result
- Not detected below 0.006 mg/l Minimum Reporting Level
-
- Collected
- Jun 18, 2007
- Sampling point
- MRT000 Max. Res. Time
- Sample type
- Routine
- Lab sample
- 070619-013HA
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2007 – Dec 31, 2007
-
Total Haloacetic Acids (Haa5) 2456 EPA method 552.2
- Result
- 0.0005 mg/l The agency recorded which kind of limit this result was below, but stored 0.000000000 as the limit itself, which is not a level. The type is published and the value is null. What the limit was is not on record. Whether the result was a detection is a separate column: read resultType.
-
- Collected
- Aug 9, 2004
- Sampling point
- MRT000 Max. Res. Time
- Sample type
- Routine
- Lab sample
- 040810-023HA
- Laboratory
- MSDH Lab
- Monitoring period
- Not recorded
-
Total Haloacetic Acids (Haa5) 2456 EPA method 552.2
- Result
- Not detected below 0.01 mg/l Minimum Reporting Level
Routine (10).