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
MS0290010 , Town of Tremont
30 of the 73 analytes this system has been tested for have been detected at least once, across 503 samples on record.
The other 43 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 503 samples on record, detections range from October 12, 1993 to July 22, 2026. These figures cover the whole record.
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 | 383 of 405 results | Oct 12, 1993 | Jul 22, 2026 |
| Lead 1030 | Inorganic Chemical | 172 of 405 results | Oct 12, 1993 | Jul 29, 2024 |
| Nitrate-Nitrite 1038 | Inorganic Chemical | 22 of 23 results | May 17, 2004 | Jun 30, 2026 |
| Nitrate 1040 | Inorganic Chemical | 22 of 23 results | May 17, 2004 | Jun 30, 2026 |
| Barium 1010 | Inorganic Chemical | 10 of 10 results | Sep 17, 2003 | Feb 10, 2025 |
| TTHM 2950 | Organic Chemical | 10 of 23 results | Jun 14, 2004 | May 13, 2024 |
| Nickel 1036 | Inorganic Chemical | 9 of 10 results | Sep 17, 2003 | Feb 10, 2025 |
| Total Haloacetic Acids (Haa5) 2456 | Organic Chemical | 8 of 23 results | Sep 24, 2008 | Apr 9, 2025 |
| Chloroform 2941 | Organic Chemical | 6 of 18 results | Aug 29, 2012 | May 13, 2024 |
| Dichloroacetic Acid 2451 | Organic Chemical | 5 of 18 results | Sep 27, 2007 | Jun 15, 2020 |
| Sodium 1052 | Inorganic Chemical | 4 of 4 results | Mar 28, 2008 | Feb 12, 2024 |
| Monochloroacetic Acid 2450 | Organic Chemical | 2 of 18 results | Sep 24, 2008 | Jun 15, 2020 |
| Monobromoacetic Acid 2453 | Organic Chemical | 2 of 18 results | Sep 24, 2008 | Jun 15, 2020 |
| Bromodichloromethane 2943 | Organic Chemical | 2 of 18 results | Sep 24, 2014 | Jun 15, 2020 |
| Cadmium 1015 | Inorganic Chemical | 2 of 10 results | Mar 16, 2005 | Feb 6, 2006 |
| Chromium 1020 | Inorganic Chemical | 2 of 10 results | Mar 16, 2005 | Feb 6, 2006 |
| Selenium 1045 | Inorganic Chemical | 2 of 10 results | Mar 16, 2005 | Feb 6, 2006 |
| Calcium 1016 | Inorganic Chemical | 1 of 1 result | Mar 28, 2008 | Mar 28, 2008 |
| Magnesium 1031 | Inorganic Chemical | 1 of 1 result | Mar 28, 2008 | Mar 28, 2008 |
| Manganese 1032 | Inorganic Chemical | 1 of 1 result | Mar 28, 2008 | Mar 28, 2008 |
| Potassium 1042 | Inorganic Chemical | 1 of 1 result | Mar 28, 2008 | Mar 28, 2008 |
| Residue, Total, Filterable 1057 | Water Quality | 1 of 1 result | Mar 28, 2008 | Mar 28, 2008 |
| Alkalinity, Caco3 Stability 1067 | Water Quality | 1 of 1 result | Mar 28, 2008 | Mar 28, 2008 |
| Carbon Dioxide 1901 | Water Quality | 1 of 1 result | Mar 28, 2008 | Mar 28, 2008 |
| Color 1905 | Water Quality | 1 of 1 result | Mar 28, 2008 | Mar 28, 2008 |
| Hardness, Total (As Caco3) 1915 | Water Quality | 1 of 1 result | Mar 28, 2008 | Mar 28, 2008 |
| PH 1925 | Water Quality | 1 of 1 result | Mar 28, 2008 | Mar 28, 2008 |
| Alkalinity, Total 1927 | Water Quality | 1 of 1 result | Mar 28, 2008 | Mar 28, 2008 |
| Calculated Sodium NACA | Water Quality | 1 of 1 result | Mar 28, 2008 | Mar 28, 2008 |
| PH, Field Result PHFD | Water Quality | 1 of 1 result | Mar 28, 2008 | Mar 28, 2008 |
No date range is applied: this list draws on every sample on record. Show the last two years only.
The most recent samples, result by result
The table below lists 61–70 of 503 samples, newest first — collected October 14, 2022 to June 14, 2023. The summary above covers all 503.
36 results from the 10 samples listed here: 8 detected, 28 not detected. Across the whole record it is 676 of 1,404. 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 4 sampling points 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 |
|---|---|---|
|
||
| 0.0014 mg/l , sample collected Jun 14, 2023 10:45, sampling point LC0015 | Copper, Free 1022 EPA method 200.8 | Jan 1, 2023 – Dec 31, 2023 |
| Not detected below 0.5 ug/l Minimum Reporting Level , sample collected Jun 14, 2023 10:45, sampling point LC0015 | Lead 1030 EPA method 200.8 | Jan 1, 2023 – Dec 31, 2023 |
|
||
| 0.0008 mg/l , sample collected Jun 14, 2023 06:00, sampling point LC0005 | Copper, Free 1022 EPA method 200.8 | Jan 1, 2023 – Dec 31, 2023 |
| Not detected below 0.5 ug/l Minimum Reporting Level , sample collected Jun 14, 2023 06:00, sampling point LC0005 | Lead 1030 EPA method 200.8 | Jan 1, 2023 – Dec 31, 2023 |
|
||
| 2.3 ug/l , sample collected May 8, 2023 10:00, sampling point MRT000 | TTHM 2950 EPA method 524.2 | Jan 1, 2023 – Dec 31, 2023 |
|
||
| Not detected below 1 ug/l Minimum Reporting Level , sample collected May 8, 2023 10:00, sampling point MRT000 | Total Haloacetic Acids (Haa5) 2456 EPA method 552.2 | Jan 1, 2023 – Dec 31, 2023 |
|
||
| 0.375 mg/l , sample collected Feb 22, 2023 12:30, sampling point TF080 | Nitrate-Nitrite 1038 EPA method QC10107041C | Jan 1, 2023 – Dec 31, 2023 |
| 0.375 mg/l , sample collected Feb 22, 2023 12:30, sampling point TF080 | Nitrate 1040 EPA method QC10107041C | Jan 1, 2023 – Dec 31, 2023 |
| Not detected below 0.02 mg/l Minimum Reporting Level , sample collected Feb 22, 2023 12:30, sampling point TF080 | Nitrite 1041 EPA method QC10107041C | Jan 1, 2023 – Dec 31, 2023 |
|
||
| 1.19 ug/l , sample collected Dec 15, 2022 12:37, sampling point MRT000 | Total Haloacetic Acids (Haa5) 2456 EPA method 552.2 | Not recorded |
|
||
| Not detected below 1 ug/l Minimum Reporting Level , sample collected Dec 15, 2022 12:37, sampling point MRT000 | TTHM 2950 EPA method 524.2 | Not recorded |
|
||
| Not detected below 0.5 ug/l Minimum Reporting Level , sample collected Nov 30, 2022 14:00, sampling point TF080 | 1,2,4-Trichlorobenzene 2378 EPA method 524.2 | Jan 1, 2017 – Dec 31, 2022 |
| Not detected below 0.5 ug/l Minimum Reporting Level , sample collected Nov 30, 2022 14:00, sampling point TF080 | Cis-1,2-Dichloroethylene 2380 EPA method 524.2 | Jan 1, 2017 – Dec 31, 2022 |
| Not detected below 0.5 ug/l Minimum Reporting Level , sample collected Nov 30, 2022 14:00, sampling point TF080 | Xylenes, Total 2955 EPA method 524.2 | Jan 1, 2017 – Dec 31, 2022 |
| Not detected below 0.5 ug/l Minimum Reporting Level , sample collected Nov 30, 2022 14:00, sampling point TF080 | Dichloromethane 2964 EPA method 524.2 | Jan 1, 2017 – Dec 31, 2022 |
| Not detected below 0.5 ug/l Minimum Reporting Level , sample collected Nov 30, 2022 14:00, sampling point TF080 | O-Dichlorobenzene 2968 EPA method 524.2 | Jan 1, 2017 – Dec 31, 2022 |
| Not detected below 0.5 ug/l Minimum Reporting Level , sample collected Nov 30, 2022 14:00, sampling point TF080 | P-Dichlorobenzene 2969 EPA method 524.2 | Jan 1, 2017 – Dec 31, 2022 |
| Not detected below 0.5 ug/l Minimum Reporting Level , sample collected Nov 30, 2022 14:00, sampling point TF080 | Vinyl Chloride 2976 EPA method 524.2 | Jan 1, 2017 – Dec 31, 2022 |
| Not detected below 0.5 ug/l Minimum Reporting Level , sample collected Nov 30, 2022 14:00, sampling point TF080 | 1,1-Dichloroethylene 2977 EPA method 524.2 | Jan 1, 2017 – Dec 31, 2022 |
| Not detected below 0.5 ug/l Minimum Reporting Level , sample collected Nov 30, 2022 14:00, sampling point TF080 | Trans-1,2-Dichloroethylene 2979 EPA method 524.2 | Jan 1, 2017 – Dec 31, 2022 |
| Not detected below 0.5 ug/l Minimum Reporting Level , sample collected Nov 30, 2022 14:00, sampling point TF080 | 1,2-Dichloroethane 2980 EPA method 524.2 | Jan 1, 2017 – Dec 31, 2022 |
| Not detected below 0.5 ug/l Minimum Reporting Level , sample collected Nov 30, 2022 14:00, sampling point TF080 | 1,1,1-Trichloroethane 2981 EPA method 524.2 | Jan 1, 2017 – Dec 31, 2022 |
| Not detected below 0.5 ug/l Minimum Reporting Level , sample collected Nov 30, 2022 14:00, sampling point TF080 | Carbon Tetrachloride 2982 EPA method 524.2 | Jan 1, 2017 – Dec 31, 2022 |
| Not detected below 0.5 ug/l Minimum Reporting Level , sample collected Nov 30, 2022 14:00, sampling point TF080 | 1,2-Dichloropropane 2983 EPA method 524.2 | Jan 1, 2017 – Dec 31, 2022 |
| Not detected below 0.5 ug/l Minimum Reporting Level , sample collected Nov 30, 2022 14:00, sampling point TF080 | Trichloroethylene 2984 EPA method 524.2 | Jan 1, 2017 – Dec 31, 2022 |
| Not detected below 0.5 ug/l Minimum Reporting Level , sample collected Nov 30, 2022 14:00, sampling point TF080 | 1,1,2-Trichloroethane 2985 EPA method 524.2 | Jan 1, 2017 – Dec 31, 2022 |
| Not detected below 0.5 ug/l Minimum Reporting Level , sample collected Nov 30, 2022 14:00, sampling point TF080 | Tetrachloroethylene 2987 EPA method 524.2 | Jan 1, 2017 – Dec 31, 2022 |
| Not detected below 0.5 ug/l Minimum Reporting Level , sample collected Nov 30, 2022 14:00, sampling point TF080 | Chlorobenzene 2989 EPA method 524.2 | Jan 1, 2017 – Dec 31, 2022 |
| Not detected below 0.5 ug/l Minimum Reporting Level , sample collected Nov 30, 2022 14:00, sampling point TF080 | Benzene 2990 EPA method 524.2 | Jan 1, 2017 – Dec 31, 2022 |
| Not detected below 0.5 ug/l Minimum Reporting Level , sample collected Nov 30, 2022 14:00, sampling point TF080 | Toluene 2991 EPA method 524.2 | Jan 1, 2017 – Dec 31, 2022 |
| Not detected below 0.5 ug/l Minimum Reporting Level , sample collected Nov 30, 2022 14:00, sampling point TF080 | Ethylbenzene 2992 EPA method 524.2 | Jan 1, 2017 – Dec 31, 2022 |
| Not detected below 0.5 ug/l Minimum Reporting Level , sample collected Nov 30, 2022 14:00, sampling point TF080 | Styrene 2996 EPA method 524.2 | Jan 1, 2017 – Dec 31, 2022 |
|
||
| 0.0011 mg/l , sample collected Oct 17, 2022 08:35, sampling point LC0003 | Copper, Free 1022 EPA method 200.8 | Jul 1, 2022 – Dec 31, 2022 |
| Not detected below 0.5 ug/l Minimum Reporting Level , sample collected Oct 17, 2022 08:35, sampling point LC0003 | Lead 1030 EPA method 200.8 | Jul 1, 2022 – Dec 31, 2022 |
|
||
| 0.001 mg/l , sample collected Oct 14, 2022 07:20, sampling point LC0012 | Copper, Free 1022 EPA method 200.8 | Jul 1, 2022 – Dec 31, 2022 |
| Not detected below 0.5 ug/l Minimum Reporting Level , sample collected Oct 14, 2022 07:20, sampling point LC0012 | Lead 1030 EPA method 200.8 | Jul 1, 2022 – Dec 31, 2022 |
-
- Collected
- Jun 14, 2023 10:45
- Sampling point
- LC0015 Location withheld
- Sample type
- Routine
- Lab sample
- PB-230616-006
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2023 – Dec 31, 2023
-
Copper, Free 1022 EPA method 200.8
- Result
- 0.0014 mg/l
-
Lead 1030 EPA method 200.8
- Result
- Not detected below 0.5 ug/l Minimum Reporting Level
-
- Collected
- Jun 14, 2023 06:00
- Sampling point
- LC0005 Location withheld
- Sample type
- Routine
- Lab sample
- PB-230616-005
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2023 – Dec 31, 2023
-
Copper, Free 1022 EPA method 200.8
- Result
- 0.0008 mg/l
-
Lead 1030 EPA method 200.8
- Result
- Not detected below 0.5 ug/l Minimum Reporting Level
-
- Collected
- May 8, 2023 10:00
- Sampling point
- MRT000 Max. Res. Time
- Sample type
- Routine
- Lab sample
- TH-230509-022
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2023 – Dec 31, 2023
-
TTHM 2950 EPA method 524.2
- Result
- 2.3 ug/l
-
- Collected
- May 8, 2023 10:00
- Sampling point
- MRT000 Max. Res. Time
- Sample type
- Routine
- Lab sample
- HA-230509-022
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2023 – Dec 31, 2023
-
Total Haloacetic Acids (Haa5) 2456 EPA method 552.2
- Result
- Not detected below 1 ug/l Minimum Reporting Level
-
- Collected
- Feb 22, 2023 12:30
- Sampling point
- TF080 Treatment Plant T080
- Sample type
- Routine
- Lab sample
- NI-230223-053
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2023 – Dec 31, 2023
-
Nitrate-Nitrite 1038 EPA method QC10107041C
- Result
- 0.375 mg/l
-
Nitrate 1040 EPA method QC10107041C
- Result
- 0.375 mg/l
-
Nitrite 1041 EPA method QC10107041C
- Result
- Not detected below 0.02 mg/l Minimum Reporting Level
-
- Collected
- Dec 15, 2022 12:37
- Sampling point
- MRT000 Max. Res. Time
- Sample type
- Routine
- Lab sample
- HA-221216-001
- Laboratory
- MSDH Lab
- Monitoring period
- Not recorded
-
Total Haloacetic Acids (Haa5) 2456 EPA method 552.2
- Result
- 1.19 ug/l
-
- Collected
- Dec 15, 2022 12:37
- Sampling point
- MRT000 Max. Res. Time
- Sample type
- Routine
- Lab sample
- TH-221216-001
- Laboratory
- MSDH Lab
- Monitoring period
- Not recorded
-
TTHM 2950 EPA method 524.2
- Result
- Not detected below 1 ug/l Minimum Reporting Level
-
- Collected
- Nov 30, 2022 14:00
- Sampling point
- TF080 Treatment Plant T080
- Sample type
- Routine
- Lab sample
- VO-221201-009
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2017 – Dec 31, 2022
-
1,2,4-Trichlorobenzene 2378 EPA method 524.2
- Result
- Not detected below 0.5 ug/l Minimum Reporting Level
-
Cis-1,2-Dichloroethylene 2380 EPA method 524.2
- Result
- Not detected below 0.5 ug/l Minimum Reporting Level
-
Xylenes, Total 2955 EPA method 524.2
- Result
- Not detected below 0.5 ug/l Minimum Reporting Level
-
Dichloromethane 2964 EPA method 524.2
- Result
- Not detected below 0.5 ug/l Minimum Reporting Level
-
O-Dichlorobenzene 2968 EPA method 524.2
- Result
- Not detected below 0.5 ug/l Minimum Reporting Level
-
P-Dichlorobenzene 2969 EPA method 524.2
- Result
- Not detected below 0.5 ug/l Minimum Reporting Level
-
Vinyl Chloride 2976 EPA method 524.2
- Result
- Not detected below 0.5 ug/l Minimum Reporting Level
-
1,1-Dichloroethylene 2977 EPA method 524.2
- Result
- Not detected below 0.5 ug/l Minimum Reporting Level
-
Trans-1,2-Dichloroethylene 2979 EPA method 524.2
- Result
- Not detected below 0.5 ug/l Minimum Reporting Level
-
1,2-Dichloroethane 2980 EPA method 524.2
- Result
- Not detected below 0.5 ug/l Minimum Reporting Level
-
1,1,1-Trichloroethane 2981 EPA method 524.2
- Result
- Not detected below 0.5 ug/l Minimum Reporting Level
-
Carbon Tetrachloride 2982 EPA method 524.2
- Result
- Not detected below 0.5 ug/l Minimum Reporting Level
-
1,2-Dichloropropane 2983 EPA method 524.2
- Result
- Not detected below 0.5 ug/l Minimum Reporting Level
-
Trichloroethylene 2984 EPA method 524.2
- Result
- Not detected below 0.5 ug/l Minimum Reporting Level
-
1,1,2-Trichloroethane 2985 EPA method 524.2
- Result
- Not detected below 0.5 ug/l Minimum Reporting Level
-
Tetrachloroethylene 2987 EPA method 524.2
- Result
- Not detected below 0.5 ug/l Minimum Reporting Level
-
Chlorobenzene 2989 EPA method 524.2
- Result
- Not detected below 0.5 ug/l Minimum Reporting Level
-
Benzene 2990 EPA method 524.2
- Result
- Not detected below 0.5 ug/l Minimum Reporting Level
-
Toluene 2991 EPA method 524.2
- Result
- Not detected below 0.5 ug/l Minimum Reporting Level
-
Ethylbenzene 2992 EPA method 524.2
- Result
- Not detected below 0.5 ug/l Minimum Reporting Level
-
Styrene 2996 EPA method 524.2
- Result
- Not detected below 0.5 ug/l Minimum Reporting Level
-
- Collected
- Oct 17, 2022 08:35
- Sampling point
- LC0003 Location withheld
- Sample type
- Routine
- Lab sample
- PB-221018-030
- Laboratory
- MSDH Lab
- Monitoring period
- Jul 1, 2022 – Dec 31, 2022
-
Copper, Free 1022 EPA method 200.8
- Result
- 0.0011 mg/l
-
Lead 1030 EPA method 200.8
- Result
- Not detected below 0.5 ug/l Minimum Reporting Level
-
- Collected
- Oct 14, 2022 07:20
- Sampling point
- LC0012 Location withheld
- Sample type
- Routine
- Lab sample
- PB-221018-029
- Laboratory
- MSDH Lab
- Monitoring period
- Jul 1, 2022 – Dec 31, 2022
-
Copper, Free 1022 EPA method 200.8
- Result
- 0.001 mg/l
-
Lead 1030 EPA method 200.8
- Result
- Not detected below 0.5 ug/l Minimum Reporting Level
Routine (10).