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.
Chemical and radiological sample results
MS0420022 , City of Schlater-(P D Plant)
20 of the 59 analytes this system has been tested for have been detected at least once, across 119 samples on record.
The other 39 were tested for and never found. An analyte is counted here if any result on record measured it, so this covers the whole history and not the samples listed below.
Across all 119 samples on record, detections range from October 8, 2003 to March 10, 2025. These figures cover the whole record; the list of samples further down is narrowed.
What counts as a non-detect is defined in the help: Less than Indicator. This system’s violations.
What has been detected, ever
Every analyte measured above its reporting level at any point in this system’s record, most often detected first. This is not limited to the samples listed below.
| Analyte | Kind | Detected in | First detected | Last detected |
|---|---|---|---|---|
| Copper, Free 1022 | Inorganic Chemical | 45 of 45 results | Aug 4, 2004 | Sep 6, 2023 |
| Lead 1030 | Inorganic Chemical | 27 of 45 results | Jul 25, 2006 | Sep 6, 2023 |
| Barium 1010 | Inorganic Chemical | 10 of 10 results | Oct 8, 2003 | Mar 10, 2025 |
| Fluoride 1025 | Inorganic Chemical | 10 of 10 results | Oct 8, 2003 | Mar 10, 2025 |
| Total Haloacetic Acids (Haa5) 2456 | Organic Chemical | 7 of 7 results | Aug 30, 2004 | Feb 24, 2025 |
| TTHM 2950 | Organic Chemical | 6 of 7 results | Aug 22, 2007 | Feb 24, 2025 |
| Chromium 1020 | Inorganic Chemical | 6 of 10 results | Mar 3, 2004 | Mar 2, 2016 |
| Selenium 1045 | Inorganic Chemical | 4 of 10 results | Mar 3, 2004 | Feb 23, 2009 |
| Sodium 1052 | Inorganic Chemical | 3 of 3 results | Sep 17, 2019 | Feb 10, 2025 |
| Dichloroacetic Acid 2451 | Organic Chemical | 3 of 3 results | Sep 30, 2009 | Sep 12, 2018 |
| Chloroform 2941 | Organic Chemical | 3 of 4 results | Sep 30, 2009 | Sep 12, 2018 |
| Arsenic 1005 | Inorganic Chemical | 3 of 10 results | Apr 4, 2005 | Feb 23, 2009 |
| Trichloroacetic Acid 2452 | Organic Chemical | 2 of 3 results | Jul 23, 2013 | Sep 12, 2018 |
| Bromodichloromethane 2943 | Organic Chemical | 2 of 4 results | Jul 23, 2013 | Sep 12, 2018 |
| Gross Alpha, Incl. Radon & U 4002 | Radionuclide | 1 of 1 result | Jun 30, 2020 | Jun 30, 2020 |
| Combined Radium (-226 & -228) 4010 | Radionuclide | 1 of 3 results | Jun 30, 2020 | Jun 30, 2020 |
| Radium-226 4020 | Radionuclide | 1 of 3 results | Jun 30, 2020 | Jun 30, 2020 |
| Nitrate-Nitrite 1038 | Inorganic Chemical | 1 of 23 results | Feb 25, 2013 | Feb 25, 2013 |
| Nitrate 1040 | Inorganic Chemical | 1 of 23 results | Feb 25, 2013 | Feb 25, 2013 |
| Gross Alpha Particle Activity 4109 | Radionuclide | 1 of 4 results | Sep 19, 2012 | Sep 19, 2012 |
Showing samples collected between September 25, 2024 and September 25, 2026. That is this page’s default, not a limit on what the agency records.
Choose a date range
The most recent samples, result by result
The 7 samples collected between September 25, 2024 and September 25, 2026 are listed below, newest first.
21 results from the 7 samples listed here: 5 detected, 16 not detected. A sample is analysed for many analytes at once, so one sample appears on as many rows as it had results.
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 |
|---|---|---|
|
||
| Not detected below 0.1 mg/l Minimum Reporting Level , sample collected Feb 10, 2026 12:50, sampling point TF102 | Nitrate-Nitrite 1038 EPA method QC10107041C | Jan 1, 2026 – Dec 31, 2026 |
| Not detected below 0.08 mg/l Minimum Reporting Level , sample collected Feb 10, 2026 12:50, sampling point TF102 | Nitrate 1040 EPA method QC10107041C | Jan 1, 2026 – Dec 31, 2026 |
| Not detected below 0.02 mg/l Minimum Reporting Level , sample collected Feb 10, 2026 12:50, sampling point TF102 | Nitrite 1041 EPA method QC10107041C | Jan 1, 2026 – Dec 31, 2026 |
|
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| Not detected below 0.015 mg/l Minimum Reporting Level , sample collected Sep 15, 2025 15:06, sampling point TF102 | Cyanide 1024 EPA method QC10204001X | Jan 1, 2023 – Dec 31, 2025 |
|
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| Not detected below 0.0005 mg/l Minimum Reporting Level , sample collected Mar 10, 2025 15:28, sampling point TF102 | Arsenic 1005 EPA method 200.8 | Jan 1, 2023 – Dec 31, 2025 |
| 0.006 mg/l , sample collected Mar 10, 2025 15:28, sampling point TF102 | Barium 1010 EPA method 200.8 | Jan 1, 2023 – Dec 31, 2025 |
| Not detected below 0.0005 mg/l Minimum Reporting Level , sample collected Mar 10, 2025 15:28, sampling point TF102 | Cadmium 1015 EPA method 200.8 | Jan 1, 2023 – Dec 31, 2025 |
| Not detected below 0.0005 mg/l Minimum Reporting Level , sample collected Mar 10, 2025 15:28, sampling point TF102 | Chromium 1020 EPA method 200.8 | Jan 1, 2023 – Dec 31, 2025 |
| 0.238 mg/l , sample collected Mar 10, 2025 15:28, sampling point TF102 | Fluoride 1025 EPA method QC 10-109-12-2-A | Jan 1, 2023 – Dec 31, 2025 |
| Not detected below 0.0005 mg/l Minimum Reporting Level , sample collected Mar 10, 2025 15:28, sampling point TF102 | Mercury 1035 EPA method 200.8 | Jan 1, 2023 – Dec 31, 2025 |
| Not detected below 0.0005 mg/l Minimum Reporting Level , sample collected Mar 10, 2025 15:28, sampling point TF102 | Nickel 1036 EPA method 200.8 | Not recorded |
| Not detected below 0.0025 mg/l Minimum Reporting Level , sample collected Mar 10, 2025 15:28, sampling point TF102 | Selenium 1045 EPA method 200.8 | Jan 1, 2023 – Dec 31, 2025 |
| Not detected below 0.0005 mg/l Minimum Reporting Level , sample collected Mar 10, 2025 15:28, sampling point TF102 | Antimony, Total 1074 EPA method 200.8 | Jan 1, 2023 – Dec 31, 2025 |
| Not detected below 0.0005 mg/l Minimum Reporting Level , sample collected Mar 10, 2025 15:28, sampling point TF102 | Beryllium, Total 1075 EPA method 200.8 | Jan 1, 2023 – Dec 31, 2025 |
| Not detected below 0.0005 mg/l Minimum Reporting Level , sample collected Mar 10, 2025 15:28, sampling point TF102 | Thallium, Total 1085 EPA method 200.8 | Jan 1, 2023 – Dec 31, 2025 |
|
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| Not detected below 0.1 mg/l Minimum Reporting Level , sample collected Mar 10, 2025 15:26, sampling point TF102 | Nitrate-Nitrite 1038 EPA method QC10107041C | Jan 1, 2025 – Dec 31, 2025 |
| Not detected below 0.08 mg/l Minimum Reporting Level , sample collected Mar 10, 2025 15:26, sampling point TF102 | Nitrate 1040 EPA method QC10107041C | Jan 1, 2025 – Dec 31, 2025 |
| Not detected below 0.02 mg/l Minimum Reporting Level , sample collected Mar 10, 2025 15:26, sampling point TF102 | Nitrite 1041 EPA method QC10107041C | Jan 1, 2025 – Dec 31, 2025 |
|
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| 5.78 ug/l , sample collected Feb 24, 2025 13:17, sampling point SMD | TTHM 2950 EPA method 524.2 | Jan 1, 2023 – Dec 31, 2025 |
|
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| 17.5 ug/l , sample collected Feb 24, 2025 13:19, sampling point SMD | Total Haloacetic Acids (Haa5) 2456 EPA method 552.2 | Jan 1, 2023 – Dec 31, 2025 |
|
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| 248 mg/l , sample collected Feb 10, 2025 12:34, sampling point TF102 | Sodium 1052 EPA method 200.7 | Jan 1, 2023 – Dec 31, 2025 |
-
- Collected
- Feb 10, 2026 12:50
- Sampling point
- TF102 Treatment Plant T102
- Sample type
- Routine
- Lab sample
- NI-260211-026
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2026 – Dec 31, 2026
-
Nitrate-Nitrite 1038 EPA method QC10107041C
- Result
- Not detected below 0.1 mg/l Minimum Reporting Level
-
Nitrate 1040 EPA method QC10107041C
- Result
- Not detected below 0.08 mg/l Minimum Reporting Level
-
Nitrite 1041 EPA method QC10107041C
- Result
- Not detected below 0.02 mg/l Minimum Reporting Level
-
- Collected
- Sep 15, 2025 15:06
- Sampling point
- TF102 Treatment Plant T102
- Sample type
- Routine
- Lab sample
- CN-250916-023
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2023 – Dec 31, 2025
-
Cyanide 1024 EPA method QC10204001X
- Result
- Not detected below 0.015 mg/l Minimum Reporting Level
-
- Collected
- Mar 10, 2025 15:28
- Sampling point
- TF102 Treatment Plant T102
- Sample type
- Routine
- Lab sample
- IN-250311-082
- Laboratory
- MSDH Lab
-
Arsenic 1005 EPA method 200.8
- Result
- Not detected below 0.0005 mg/l Minimum Reporting Level
- Monitoring period
- Jan 1, 2023 – Dec 31, 2025
-
Barium 1010 EPA method 200.8
- Result
- 0.006 mg/l
- Monitoring period
- Jan 1, 2023 – Dec 31, 2025
-
Cadmium 1015 EPA method 200.8
- Result
- Not detected below 0.0005 mg/l Minimum Reporting Level
- Monitoring period
- Jan 1, 2023 – Dec 31, 2025
-
Chromium 1020 EPA method 200.8
- Result
- Not detected below 0.0005 mg/l Minimum Reporting Level
- Monitoring period
- Jan 1, 2023 – Dec 31, 2025
-
Fluoride 1025 EPA method QC 10-109-12-2-A
- Result
- 0.238 mg/l
- Monitoring period
- Jan 1, 2023 – Dec 31, 2025
-
Mercury 1035 EPA method 200.8
- Result
- Not detected below 0.0005 mg/l Minimum Reporting Level
- Monitoring period
- Jan 1, 2023 – Dec 31, 2025
-
Nickel 1036 EPA method 200.8
- Result
- Not detected below 0.0005 mg/l Minimum Reporting Level
- Monitoring period
- Not recorded
-
Selenium 1045 EPA method 200.8
- Result
- Not detected below 0.0025 mg/l Minimum Reporting Level
- Monitoring period
- Jan 1, 2023 – Dec 31, 2025
-
Antimony, Total 1074 EPA method 200.8
- Result
- Not detected below 0.0005 mg/l Minimum Reporting Level
- Monitoring period
- Jan 1, 2023 – Dec 31, 2025
-
Beryllium, Total 1075 EPA method 200.8
- Result
- Not detected below 0.0005 mg/l Minimum Reporting Level
- Monitoring period
- Jan 1, 2023 – Dec 31, 2025
-
Thallium, Total 1085 EPA method 200.8
- Result
- Not detected below 0.0005 mg/l Minimum Reporting Level
- Monitoring period
- Jan 1, 2023 – Dec 31, 2025
-
- Collected
- Mar 10, 2025 15:26
- Sampling point
- TF102 Treatment Plant T102
- Sample type
- Routine
- Lab sample
- NI-250311-040
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2025 – Dec 31, 2025
-
Nitrate-Nitrite 1038 EPA method QC10107041C
- Result
- Not detected below 0.1 mg/l Minimum Reporting Level
-
Nitrate 1040 EPA method QC10107041C
- Result
- Not detected below 0.08 mg/l Minimum Reporting Level
-
Nitrite 1041 EPA method QC10107041C
- Result
- Not detected below 0.02 mg/l Minimum Reporting Level
-
- Collected
- Feb 24, 2025 13:17
- Sampling point
- SMD Location withheld
- Sample type
- Routine
- Lab sample
- TH-250225-004
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2023 – Dec 31, 2025
-
TTHM 2950 EPA method 524.2
- Result
- 5.78 ug/l
-
- Collected
- Feb 24, 2025 13:19
- Sampling point
- SMD Location withheld
- Sample type
- Routine
- Lab sample
- HA-250225-004
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2023 – Dec 31, 2025
-
Total Haloacetic Acids (Haa5) 2456 EPA method 552.2
- Result
- 17.5 ug/l
-
- Collected
- Feb 10, 2025 12:34
- Sampling point
- TF102 Treatment Plant T102
- Sample type
- Routine
- Lab sample
- NA-250211-037
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2023 – Dec 31, 2025
-
Sodium 1052 EPA method 200.7
- Result
- 248 mg/l
Routine (7).