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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.

Chemical and radiological sample results

MS0520024 , Shuqualak-Butler W/A

23 of the 57 analytes this system has been tested for have been detected at least once, across 135 samples on record.

The other 34 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 135 samples on record, detections range from March 17, 2004 to March 27, 2025. 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.

Every analyte ever detected for Shuqualak-Butler W/A, with how many results found it and when it was first and last detected. Covers the whole record, not only the samples listed below.
Analyte Kind Detected in First detected Last detected
Copper, Free 1022 Inorganic Chemical 60 of 60 results Aug 29, 2007 Sep 14, 2023
Lead 1030 Inorganic Chemical 28 of 60 results Aug 30, 2007 Sep 14, 2023
Barium 1010 Inorganic Chemical 14 of 14 results Mar 17, 2004 Mar 17, 2025
Arsenic 1005 Inorganic Chemical 13 of 14 results Mar 17, 2004 Mar 17, 2025
Chromium 1020 Inorganic Chemical 10 of 14 results Mar 17, 2004 Oct 19, 2022
Fluoride 1025 Inorganic Chemical 9 of 9 results Mar 17, 2004 Mar 17, 2025
Nickel 1036 Inorganic Chemical 7 of 14 results Dec 19, 2005 Oct 19, 2022
Selenium 1045 Inorganic Chemical 6 of 14 results Dec 19, 2005 Mar 17, 2025
Total Haloacetic Acids (Haa5) 2456 Organic Chemical 5 of 7 results Jun 14, 2007 Oct 19, 2022
Gross Alpha, Incl. Radon & U 4002 Radionuclide 5 of 5 results Dec 15, 2011 Aug 10, 2012
Combined Radium (-226 & -228) 4010 Radionuclide 5 of 5 results Dec 15, 2011 Aug 10, 2012
Radium-226 4020 Radionuclide 5 of 5 results Dec 15, 2011 Aug 10, 2012
Radium-228 4030 Radionuclide 5 of 5 results Dec 15, 2011 Aug 10, 2012
Dibromoacetic Acid 2454 Organic Chemical 3 of 4 results Jun 15, 2011 Aug 23, 2017
Sodium 1052 Inorganic Chemical 2 of 2 results Mar 9, 2022 Mar 4, 2025
Dichloroacetic Acid 2451 Organic Chemical 2 of 4 results Jun 15, 2011 Jul 23, 2014
TTHM 2950 Organic Chemical 2 of 7 results Jun 14, 2007 Jun 30, 2008
Nitrate-Nitrite 1038 Inorganic Chemical 1 of 22 results Mar 27, 2025 Mar 27, 2025
Nitrate 1040 Inorganic Chemical 1 of 22 results Mar 27, 2025 Mar 27, 2025
Antimony, Total 1074 Inorganic Chemical 1 of 14 results Jul 23, 2014 Jul 23, 2014
Thallium, Total 1085 Inorganic Chemical 1 of 14 results May 8, 2013 May 8, 2013
Monochloroacetic Acid 2450 Organic Chemical 1 of 4 results Jun 30, 2008 Jun 30, 2008
Monobromoacetic Acid 2453 Organic Chemical 1 of 4 results Jun 30, 2008 Jun 30, 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 81–90 of 135 samples, newest first — collected August 17, 2011 to August 10, 2012. The summary above covers all 135.

28 results from the 10 samples listed here: 21 detected, 7 not detected. Across the whole record it is 187 of 552. A sample is analysed for many analytes at once, so one sample appears on as many rows as it had results.

Chemical and radiological sample results for Shuqualak-Butler W/A, every result from 81 to 90 of 135 samples shown, newest first. Not detected means the amount was below the level the laboratory can reliably report, which is given beside it.
Result Analyte Monitoring period
Collected
Aug 10, 2012 14:10
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
201211140301
Laboratory
Radiation Safety Engineering
3.9 pci/l , sample collected Aug 10, 2012 14:10, sampling point TF101 Gross Alpha, Incl. Radon & U 4002 EPA method 00-02 Not recorded
1.5 pci/l , sample collected Aug 10, 2012 14:10, sampling point TF101 Combined Radium (-226 & -228) 4010 Not recorded
0.9 pci/l , sample collected Aug 10, 2012 14:10, sampling point TF101 Radium-226 4020 EPA method 903.1 Jul 1, 2012 – Sep 30, 2012
0.6 pci/l , sample collected Aug 10, 2012 14:10, sampling point TF101 Radium-228 4030 EPA method 904.0 Jul 1, 2012 – Sep 30, 2012
Collected
Aug 9, 2012 13:00
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
120810-060
Laboratory
Radiation Safety Engineering
3.9 pci/l , sample collected Aug 9, 2012 13:00, sampling point TF101 Gross Alpha, Incl. Radon & U 4002 EPA method 00-02 Not recorded
1.5 pci/l , sample collected Aug 9, 2012 13:00, sampling point TF101 Combined Radium (-226 & -228) 4010 Not recorded
0.9 pci/l , sample collected Aug 9, 2012 13:00, sampling point TF101 Radium-226 4020 EPA method 903.1 Jul 1, 2012 – Sep 30, 2012
0.6 pci/l , sample collected Aug 9, 2012 13:00, sampling point TF101 Radium-228 4030 EPA method 904.0 Jul 1, 2012 – Sep 30, 2012
Collected
Aug 9, 2012 13:00
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
120810-060RU
Laboratory
MSDH Lab
Not detected below 0.0005 mg/l Minimum Reporting Level , sample collected Aug 9, 2012 13:00, sampling point TF101 Combined Uranium 4006 EPA method 200.8 Jul 1, 2012 – Sep 30, 2012
Collected
Apr 23, 2012 13:15
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
120424-145
Laboratory
Radiation Safety Engineering
3.9 pci/l , sample collected Apr 23, 2012 13:15, sampling point TF101 Gross Alpha, Incl. Radon & U 4002 EPA method 00-02 Not recorded
1.5 pci/l , sample collected Apr 23, 2012 13:15, sampling point TF101 Combined Radium (-226 & -228) 4010 Not recorded
0.9 pci/l , sample collected Apr 23, 2012 13:15, sampling point TF101 Radium-226 4020 EPA method 903.1 Apr 1, 2012 – Jun 30, 2012
0.6 pci/l , sample collected Apr 23, 2012 13:15, sampling point TF101 Radium-228 4030 EPA method 904.0 Apr 1, 2012 – Jun 30, 2012
Collected
Apr 23, 2012 13:15
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
120424-145RU
Laboratory
MSDH Lab
Not detected below 0.0005 mg/l Minimum Reporting Level , sample collected Apr 23, 2012 13:15, sampling point TF101 Combined Uranium 4006 EPA method 200.8 Apr 1, 2012 – Jun 30, 2012
Collected
Mar 21, 2012 01:30
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
120322-048NI
Laboratory
MSDH Lab
Not detected below 0.1 mg/l Minimum Reporting Level , sample collected Mar 21, 2012 01:30, sampling point TF101 Nitrate-Nitrite 1038 EPA method 353.2 Jan 1, 2012 – Dec 31, 2012
Not detected below 0.08 mg/l Minimum Reporting Level , sample collected Mar 21, 2012 01:30, sampling point TF101 Nitrate 1040 EPA method 353.2 Jan 1, 2012 – Dec 31, 2012
Not detected below 0.02 mg/l Minimum Reporting Level , sample collected Mar 21, 2012 01:30, sampling point TF101 Nitrite 1041 EPA method 353.2 Jan 1, 2012 – Dec 31, 2012
Collected
Feb 23, 2012 12:40
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
120224-003
Laboratory
Radiation Safety Engineering
3.9 pci/l , sample collected Feb 23, 2012 12:40, sampling point TF101 Gross Alpha, Incl. Radon & U 4002 EPA method 00-02 Not recorded
1.5 pci/l , sample collected Feb 23, 2012 12:40, sampling point TF101 Combined Radium (-226 & -228) 4010 Not recorded
0.9 pci/l , sample collected Feb 23, 2012 12:40, sampling point TF101 Radium-226 4020 EPA method 903.1 Jan 1, 2012 – Mar 31, 2012
0.6 pci/l , sample collected Feb 23, 2012 12:40, sampling point TF101 Radium-228 4030 EPA method 904.0 Jan 1, 2012 – Mar 31, 2012
Collected
Feb 23, 2012 12:40
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
120224-003RU
Laboratory
MSDH Lab
Not detected below 0.0005 mg/l Minimum Reporting Level , sample collected Feb 23, 2012 12:40, sampling point TF101 Combined Uranium 4006 EPA method 200.8 Jan 1, 2012 – Mar 31, 2012
Collected
Dec 15, 2011 14:10
Sampling point
TF101 Treatment Plant T101
Sample type
Routine
Lab sample
111216-059
Laboratory
Radiation Safety Engineering
3.9 pci/l , sample collected Dec 15, 2011 14:10, sampling point TF101 Gross Alpha, Incl. Radon & U 4002 EPA method 00-02 Not recorded
1.5 pci/l , sample collected Dec 15, 2011 14:10, sampling point TF101 Combined Radium (-226 & -228) 4010 Not recorded
0.9 pci/l , sample collected Dec 15, 2011 14:10, sampling point TF101 Radium-226 4020 EPA method 903.1 Oct 1, 2011 – Dec 31, 2011
0.6 pci/l , sample collected Dec 15, 2011 14:10, sampling point TF101 Radium-228 4030 EPA method 904.0 Oct 1, 2011 – Dec 31, 2011
Collected
Aug 17, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
110818-062PB
Laboratory
MSDH Lab
0.0062 mg/l , sample collected Aug 17, 2011, sampling point DS000 Copper, Free 1022 EPA method 200.8 Jan 1, 2009 – Dec 31, 2011
Not detected below 0.0005 mg/l Minimum Reporting Level , sample collected Aug 17, 2011, sampling point DS000 Lead 1030 EPA method 200.8 Jan 1, 2009 – Dec 31, 2011

Routine (10).