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
MS0170015 , City of Olive Branch
37 of the 66 analytes this system has been tested for have been detected at least once, across 1,107 samples on record.
The other 29 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 1,107 samples on record, detections range from December 1, 1992 to June 23, 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 | 420 of 446 results | Dec 1, 1992 | Jun 24, 2024 |
| Lead 1030 | Inorganic Chemical | 245 of 446 results | Dec 1, 1992 | Jun 19, 2024 |
| Nitrate-Nitrite 1038 | Inorganic Chemical | 133 of 157 results | May 3, 2004 | Jun 17, 2026 |
| Nitrate 1040 | Inorganic Chemical | 133 of 157 results | May 3, 2004 | Jun 17, 2026 |
| Barium 1010 | Inorganic Chemical | 83 of 83 results | Apr 16, 2002 | Jun 17, 2026 |
| Fluoride 1025 | Inorganic Chemical | 74 of 92 results | Apr 16, 2002 | Jun 23, 2026 |
| Nickel 1036 | Inorganic Chemical | 63 of 82 results | Apr 16, 2002 | Feb 3, 2025 |
| Chromium 1020 | Inorganic Chemical | 37 of 83 results | Apr 16, 2002 | Feb 3, 2025 |
| Gross Alpha, Incl. Radon & U 4002 | Radionuclide | 36 of 45 results | Dec 12, 2011 | Oct 23, 2019 |
| Radium-226 4020 | Radionuclide | 29 of 59 results | Sep 16, 2009 | Oct 23, 2019 |
| Combined Radium (-226 & -228) 4010 | Radionuclide | 28 of 59 results | Sep 16, 2009 | Oct 23, 2019 |
| Radium-228 4030 | Radionuclide | 25 of 59 results | Sep 16, 2009 | Oct 23, 2019 |
| Sodium 1052 | Inorganic Chemical | 22 of 22 results | Sep 23, 2019 | Jun 17, 2026 |
| Total Haloacetic Acids (Haa5) 2456 | Organic Chemical | 20 of 51 results | Sep 1, 2005 | Jul 17, 2023 |
| Selenium 1045 | Inorganic Chemical | 17 of 83 results | Apr 16, 2002 | Apr 2, 2008 |
| Sulfate 1055 | Inorganic Chemical | 15 of 23 results | May 14, 2002 | Sep 15, 2021 |
| TTHM 2950 | Organic Chemical | 11 of 52 results | Apr 13, 2004 | Oct 13, 2025 |
| Monochloroacetic Acid 2450 | Organic Chemical | 9 of 30 results | Jun 5, 2012 | Jul 18, 2019 |
| Xylenes, Total 2955 | Organic Chemical | 8 of 118 results | Jan 14, 2004 | Jun 16, 2010 |
| Gross Alpha, Excl. Radon & U 4000 | Radionuclide | 6 of 14 results | Sep 16, 2009 | Mar 10, 2010 |
| Gross Beta Particle Activity 4100 | Radionuclide | 6 of 6 results | Sep 16, 2009 | Mar 10, 2010 |
| Gross Alpha Particle Activity 4109 | Radionuclide | 6 of 14 results | Sep 16, 2009 | Mar 10, 2010 |
| Cadmium 1015 | Inorganic Chemical | 6 of 83 results | Mar 2, 2005 | Jan 25, 2006 |
| Arsenic 1005 | Inorganic Chemical | 4 of 83 results | Jan 26, 2004 | Apr 14, 2014 |
| Calcium 1016 | Inorganic Chemical | 3 of 3 results | Sep 15, 2021 | Sep 15, 2021 |
| Chloride 1017 | Inorganic Chemical | 3 of 3 results | Sep 15, 2021 | Sep 15, 2021 |
| Conductivity @ 25 C Umhos/CM 1064 | Water Quality | 3 of 3 results | Sep 15, 2021 | Sep 15, 2021 |
| Alkalinity, Total 1927 | Water Quality | 3 of 3 results | Sep 15, 2021 | Sep 15, 2021 |
| Chloroform 2941 | Organic Chemical | 1 of 34 results | Oct 13, 2025 | Oct 13, 2025 |
| Bromoform 2942 | Organic Chemical | 1 of 34 results | Oct 13, 2025 | Oct 13, 2025 |
| Bromodichloromethane 2943 | Organic Chemical | 1 of 34 results | Oct 13, 2025 | Oct 13, 2025 |
| Dibromochloromethane 2944 | Organic Chemical | 1 of 34 results | Oct 13, 2025 | Oct 13, 2025 |
| Thallium, Total 1085 | Inorganic Chemical | 1 of 83 results | Feb 3, 2025 | Feb 3, 2025 |
| Asbestos 1094 | Inorganic Chemical | 1 of 1 result | Sep 10, 2019 | Sep 10, 2019 |
| Dibromoacetic Acid 2454 | Organic Chemical | 1 of 30 results | Jan 15, 2014 | Jan 15, 2014 |
| Dichloroacetic Acid 2451 | Organic Chemical | 1 of 30 results | Oct 7, 2013 | Oct 7, 2013 |
| Ethylbenzene 2992 | Organic Chemical | 1 of 118 results | Apr 21, 2008 | Apr 21, 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 51–60 of 1,107 samples, newest first — collected June 18, 2024 to June 19, 2024. The summary above covers all 1,107.
20 results from the 10 samples listed here: 14 detected, 6 not detected. Across the whole record it is 1,457 of 5,578. 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 10 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 |
|---|---|---|
|
||
| 0.152 mg/l , sample collected Jun 19, 2024 06:35, sampling point LC0034 | Copper, Free 1022 EPA method 200.8 | Jan 1, 2022 – Dec 31, 2024 |
| Not detected below 0.5 ug/l Minimum Reporting Level , sample collected Jun 19, 2024 06:35, sampling point LC0034 | Lead 1030 EPA method 200.8 | Jan 1, 2022 – Dec 31, 2024 |
|
||
| 0.185 mg/l , sample collected Jun 19, 2024 08:00, sampling point LC0035 | Copper, Free 1022 EPA method 200.8 | Jan 1, 2022 – Dec 31, 2024 |
| Not detected below 0.5 ug/l Minimum Reporting Level , sample collected Jun 19, 2024 08:00, sampling point LC0035 | Lead 1030 EPA method 200.8 | Jan 1, 2022 – Dec 31, 2024 |
|
||
| 0.0065 mg/l , sample collected Jun 19, 2024 10:16, sampling point LC0036 | Copper, Free 1022 EPA method 200.8 | Jan 1, 2022 – Dec 31, 2024 |
| Not detected below 0.5 ug/l Minimum Reporting Level , sample collected Jun 19, 2024 10:16, sampling point LC0036 | Lead 1030 EPA method 200.8 | Jan 1, 2022 – Dec 31, 2024 |
|
||
| 0.0807 mg/l , sample collected Jun 19, 2024 11:00, sampling point LC0037 | Copper, Free 1022 EPA method 200.8 | Jan 1, 2022 – Dec 31, 2024 |
| 0.5 ug/l , sample collected Jun 19, 2024 11:00, sampling point LC0037 | Lead 1030 EPA method 200.8 | Jan 1, 2022 – Dec 31, 2024 |
|
||
| 0.008 mg/l , sample collected Jun 19, 2024 08:15, sampling point LC0042 | Copper, Free 1022 EPA method 200.8 | Jan 1, 2022 – Dec 31, 2024 |
| Not detected below 0.5 ug/l Minimum Reporting Level , sample collected Jun 19, 2024 08:15, sampling point LC0042 | Lead 1030 EPA method 200.8 | Jan 1, 2022 – Dec 31, 2024 |
|
||
| 0.0618 mg/l , sample collected Jun 18, 2024 10:50, sampling point LC0013 | Copper, Free 1022 EPA method 200.8 | Jan 1, 2022 – Dec 31, 2024 |
| 1 ug/l , sample collected Jun 18, 2024 10:50, sampling point LC0013 | Lead 1030 EPA method 200.8 | Jan 1, 2022 – Dec 31, 2024 |
|
||
| 0.206 mg/l , sample collected Jun 18, 2024 09:45, sampling point LC0016 | Copper, Free 1022 EPA method 200.8 | Jan 1, 2022 – Dec 31, 2024 |
| 0.9 ug/l , sample collected Jun 18, 2024 09:45, sampling point LC0016 | Lead 1030 EPA method 200.8 | Jan 1, 2022 – Dec 31, 2024 |
|
||
| 0.19 mg/l , sample collected Jun 18, 2024 10:30, sampling point LC0002 | Copper, Free 1022 EPA method 200.8 | Jan 1, 2022 – Dec 31, 2024 |
| 1.1 ug/l , sample collected Jun 18, 2024 10:30, sampling point LC0002 | Lead 1030 EPA method 200.8 | Jan 1, 2022 – Dec 31, 2024 |
|
||
| 0.0254 mg/l , sample collected Jun 18, 2024 09:30, sampling point LC0001 | Copper, Free 1022 EPA method 200.8 | Jan 1, 2022 – Dec 31, 2024 |
| Not detected below 0.5 ug/l Minimum Reporting Level , sample collected Jun 18, 2024 09:30, sampling point LC0001 | Lead 1030 EPA method 200.8 | Jan 1, 2022 – Dec 31, 2024 |
|
||
| 0.0667 mg/l , sample collected Jun 18, 2024 08:30, sampling point LC0005 | Copper, Free 1022 EPA method 200.8 | Jan 1, 2022 – Dec 31, 2024 |
| Not detected below 0.5 ug/l Minimum Reporting Level , sample collected Jun 18, 2024 08:30, sampling point LC0005 | Lead 1030 EPA method 200.8 | Jan 1, 2022 – Dec 31, 2024 |
-
- Collected
- Jun 19, 2024 06:35
- Sampling point
- LC0034 Location withheld
- Sample type
- Routine
- Lab sample
- PB-240624-001
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2022 – Dec 31, 2024
-
Copper, Free 1022 EPA method 200.8
- Result
- 0.152 mg/l
-
Lead 1030 EPA method 200.8
- Result
- Not detected below 0.5 ug/l Minimum Reporting Level
-
- Collected
- Jun 19, 2024 08:00
- Sampling point
- LC0035 Location withheld
- Sample type
- Routine
- Lab sample
- PB-240624-002
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2022 – Dec 31, 2024
-
Copper, Free 1022 EPA method 200.8
- Result
- 0.185 mg/l
-
Lead 1030 EPA method 200.8
- Result
- Not detected below 0.5 ug/l Minimum Reporting Level
-
- Collected
- Jun 19, 2024 10:16
- Sampling point
- LC0036 Location withheld
- Sample type
- Routine
- Lab sample
- PB-240624-008
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2022 – Dec 31, 2024
-
Copper, Free 1022 EPA method 200.8
- Result
- 0.0065 mg/l
-
Lead 1030 EPA method 200.8
- Result
- Not detected below 0.5 ug/l Minimum Reporting Level
-
- Collected
- Jun 19, 2024 11:00
- Sampling point
- LC0037 Location withheld
- Sample type
- Routine
- Lab sample
- PB-240624-004
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2022 – Dec 31, 2024
-
Copper, Free 1022 EPA method 200.8
- Result
- 0.0807 mg/l
-
Lead 1030 EPA method 200.8
- Result
- 0.5 ug/l
-
- Collected
- Jun 19, 2024 08:15
- Sampling point
- LC0042 Location withheld
- Sample type
- Routine
- Lab sample
- PB-240624-005
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2022 – Dec 31, 2024
-
Copper, Free 1022 EPA method 200.8
- Result
- 0.008 mg/l
-
Lead 1030 EPA method 200.8
- Result
- Not detected below 0.5 ug/l Minimum Reporting Level
-
- Collected
- Jun 18, 2024 10:50
- Sampling point
- LC0013 Location withheld
- Sample type
- Routine
- Lab sample
- PB-240624-013
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2022 – Dec 31, 2024
-
Copper, Free 1022 EPA method 200.8
- Result
- 0.0618 mg/l
-
Lead 1030 EPA method 200.8
- Result
- 1 ug/l
-
- Collected
- Jun 18, 2024 09:45
- Sampling point
- LC0016 Location withheld
- Sample type
- Routine
- Lab sample
- PB-240624-012
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2022 – Dec 31, 2024
-
Copper, Free 1022 EPA method 200.8
- Result
- 0.206 mg/l
-
Lead 1030 EPA method 200.8
- Result
- 0.9 ug/l
-
- Collected
- Jun 18, 2024 10:30
- Sampling point
- LC0002 Location withheld
- Sample type
- Routine
- Lab sample
- PB-240624-014
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2022 – Dec 31, 2024
-
Copper, Free 1022 EPA method 200.8
- Result
- 0.19 mg/l
-
Lead 1030 EPA method 200.8
- Result
- 1.1 ug/l
-
- Collected
- Jun 18, 2024 09:30
- Sampling point
- LC0001 Location withheld
- Sample type
- Routine
- Lab sample
- PB-240624-027
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2022 – Dec 31, 2024
-
Copper, Free 1022 EPA method 200.8
- Result
- 0.0254 mg/l
-
Lead 1030 EPA method 200.8
- Result
- Not detected below 0.5 ug/l Minimum Reporting Level
-
- Collected
- Jun 18, 2024 08:30
- Sampling point
- LC0005 Location withheld
- Sample type
- Routine
- Lab sample
- PB-240624-022
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2022 – Dec 31, 2024
-
Copper, Free 1022 EPA method 200.8
- Result
- 0.0667 mg/l
-
Lead 1030 EPA method 200.8
- Result
- Not detected below 0.5 ug/l Minimum Reporting Level
Routine (10).