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.
Analytes tested for
MS0290019 , N. E. MS. Regional W/S
N. E. MS. Regional W/S has been analysed for 108 analytes.
This is what has been looked for, not what has been found. Which of them have been detected, and when, is on the sample results page.
The agency also publishes one analyte list across every system it serves. That list carries no results and no counts, and it leaves out coliform and the other microbiological analytes — which this page does not.
104 of these are chemical, radiological or water-quality analytes, and their results are on the chemical and radiological samples page — which counts 104, not 108, for that reason. The other 4 — Coliform (TCR), Cryptosporidium, E. Coli and Giardia Lamblia — are organisms, and their records live with the coliform and microbial samples.
| Analyte | Kind | Results on record | Last collected |
|---|---|---|---|
| 1,1,1-Trichloroethane 2981 | Organic Chemical | 13 | Jun 6, 2022 |
| 1,1,2-Trichloroethane 2985 | Organic Chemical | 13 | Jun 6, 2022 |
| 1,1-Dichloroethylene 2977 | Organic Chemical | 13 | Jun 6, 2022 |
| 1,2,4-Trichlorobenzene 2378 | Organic Chemical | 13 | Jun 6, 2022 |
| 1,2-Dibromo-3-Chloropropane 2931 | Organic Chemical | 7 | Sep 9, 2019 |
| 1,2-Dichloroethane 2980 | Organic Chemical | 13 | Jun 6, 2022 |
| 1,2-Dichloropropane 2983 | Organic Chemical | 13 | Jun 6, 2022 |
| 2,3,7,8-TCDD 2063 | Organic Chemical | 5 | Nov 21, 2019 |
| 2,4,5-T 2111 | Organic Chemical | 2 | Dec 6, 2016 |
| 2,4,5-TP 2110 | Organic Chemical | 6 | Dec 6, 2016 |
| 2,4-D 2105 | Organic Chemical | 6 | Dec 6, 2016 |
| 2,4-DB 2106 | Organic Chemical | 2 | Dec 6, 2016 |
| Alachlor Esa 2004 | Organic Chemical | 2 | Nov 4, 2013 |
| Aldicarb 2047 | Organic Chemical | 8 | Nov 20, 2019 |
| Aldicarb Sulfone 2044 | Organic Chemical | 8 | Nov 20, 2019 |
| Aldicarb Sulfoxide 2043 | Organic Chemical | 8 | Nov 20, 2019 |
| Alkalinity, Total 1927 | Water Quality | 21 | Jul 21, 2026 |
| Antimony, Total 1074 | Inorganic Chemical | 22 | Feb 5, 2024 |
| Aroclor 1016 2388 | Organic Chemical | 6 | Nov 4, 2013 |
| Aroclor 1221 2390 | Organic Chemical | 6 | Nov 4, 2013 |
| Aroclor 1232 2392 | Organic Chemical | 6 | Nov 4, 2013 |
| Aroclor 1242 2394 | Organic Chemical | 6 | Nov 4, 2013 |
| Aroclor 1248 2396 | Organic Chemical | 6 | Nov 4, 2013 |
| Aroclor 1254 2398 | Organic Chemical | 6 | Nov 4, 2013 |
| Aroclor 1260 2400 | Organic Chemical | 6 | Nov 4, 2013 |
| Arsenic 1005 | Inorganic Chemical | 22 | Feb 5, 2024 |
| Atrazine 2050 | Organic Chemical | 3 | Nov 4, 2013 |
| Barium 1010 | Inorganic Chemical | 22 | Feb 5, 2024 |
| Bentazon 2625 | Organic Chemical | 2 | Dec 6, 2016 |
| Benzene 2990 | Organic Chemical | 13 | Jun 6, 2022 |
| Benzo(a)pyrene 2306 | Organic Chemical | 4 | Sep 16, 2013 |
| Beryllium, Total 1075 | Inorganic Chemical | 22 | Feb 5, 2024 |
| BHC-Gamma 2010 | Organic Chemical | 6 | Nov 4, 2013 |
| Bromodichloromethane 2943 | Organic Chemical | 165 | Jun 15, 2026 |
| Bromoform 2942 | Organic Chemical | 165 | Jun 15, 2026 |
| Cadmium 1015 | Inorganic Chemical | 22 | Feb 5, 2024 |
| Carbofuran 2046 | Organic Chemical | 8 | Nov 20, 2019 |
| Carbon Tetrachloride 2982 | Organic Chemical | 13 | Jun 6, 2022 |
| Carbon, Total 2920 | Water Quality | 42 | Jul 21, 2026 |
| Chlordane 2959 | Organic Chemical | 4 | Oct 7, 2013 |
| Chlorobenzene 2989 | Organic Chemical | 13 | Jun 6, 2022 |
| Chloroform 2941 | Organic Chemical | 164 | Jun 15, 2026 |
| Chromium 1020 | Inorganic Chemical | 22 | Feb 5, 2024 |
| Cis-1,2-Dichloroethylene 2380 | Organic Chemical | 13 | Jun 6, 2022 |
| Coliform (TCR) 3100 | Organism | 2,563 | Aug 5, 2026 |
| Combined Radium (-226 & -228) 4010 | Radionuclide | 3 | Mar 27, 2018 |
| Combined Uranium 4006 | Radionuclide | 3 | Jun 11, 2018 |
| Cryptosporidium 3015 | Organism | 1 | Jul 25, 2017 |
| Cyanide 1024 | Inorganic Chemical | 25 | May 6, 2025 |
| Dalapon 2031 | Organic Chemical | 6 | Dec 6, 2016 |
| DI(2-Ethylhexyl) Adipate 2035 | Organic Chemical | 3 | Nov 4, 2013 |
| DI(2-Ethylhexyl) Phthalate 2039 | Organic Chemical | 3 | Nov 4, 2013 |
| Dibromoacetic Acid 2454 | Organic Chemical | 152 | Jun 15, 2026 |
| Dibromochloromethane 2944 | Organic Chemical | 165 | Jun 15, 2026 |
| Dicamba 2440 | Organic Chemical | 2 | Dec 6, 2016 |
| Dichloroacetic Acid 2451 | Organic Chemical | 152 | Jun 15, 2026 |
| Dichloromethane 2964 | Organic Chemical | 13 | Jun 6, 2022 |
| Dichlorprop 2206 | Organic Chemical | 2 | Dec 6, 2016 |
| Dinoseb 2041 | Organic Chemical | 6 | Dec 6, 2016 |
| Diquat 2032 | Organic Chemical | 5 | Nov 21, 2019 |
| E. Coli 3014 | Organism | 111 | Aug 5, 2026 |
| Endothall 2033 | Organic Chemical | 6 | Dec 6, 2016 |
| Endrin 2005 | Organic Chemical | 4 | Oct 7, 2013 |
| Ethylbenzene 2992 | Organic Chemical | 13 | Jun 6, 2022 |
| Ethylene Dibromide 2946 | Organic Chemical | 7 | Sep 9, 2019 |
| Fluoride 1025 | Inorganic Chemical | 22 | Feb 5, 2024 |
| Giardia Lamblia 3008 | Organism | 1 | Jul 25, 2017 |
| Glyphosate 2034 | Organic Chemical | 8 | Sep 25, 2019 |
| Gross Alpha Particle Activity 4109 | Radionuclide | 2 | Feb 18, 2009 |
| Gross Alpha, Excl. Radon & U 4000 | Radionuclide | 2 | Feb 18, 2009 |
| Gross Alpha, Incl. Radon & U 4002 | Radionuclide | 1 | Mar 27, 2018 |
| Heptachlor 2065 | Organic Chemical | 4 | Oct 7, 2013 |
| Heptachlor Epoxide 2067 | Organic Chemical | 4 | Oct 7, 2013 |
| Hexachlorobenzene 2274 | Organic Chemical | 4 | Oct 7, 2013 |
| Hexachlorocyclopentadiene 2042 | Organic Chemical | 4 | Oct 7, 2013 |
| Lasso 2051 | Organic Chemical | 3 | Nov 4, 2013 |
| Mercury 1035 | Inorganic Chemical | 22 | Feb 5, 2024 |
| Methoxychlor 2015 | Organic Chemical | 4 | Oct 7, 2013 |
| Monobromoacetic Acid 2453 | Organic Chemical | 152 | Jun 15, 2026 |
| Monochloroacetic Acid 2450 | Organic Chemical | 152 | Jun 15, 2026 |
| Nickel 1036 | Inorganic Chemical | 22 | Feb 5, 2024 |
| Nitrate 1040 | Inorganic Chemical | 23 | Feb 18, 2026 |
| Nitrate-Nitrite 1038 | Inorganic Chemical | 23 | Feb 18, 2026 |
| Nitrite 1041 | Inorganic Chemical | 23 | Feb 18, 2026 |
| O-Dichlorobenzene 2968 | Organic Chemical | 13 | Jun 6, 2022 |
| Oxamyl 2036 | Organic Chemical | 8 | Nov 20, 2019 |
| P-Dichlorobenzene 2969 | Organic Chemical | 13 | Jun 6, 2022 |
| Pentachlorophenol 2326 | Organic Chemical | 6 | Dec 6, 2016 |
| Picloram 2040 | Organic Chemical | 6 | Dec 6, 2016 |
| Radium-226 4020 | Radionuclide | 3 | Mar 27, 2018 |
| Radium-228 4030 | Radionuclide | 3 | Mar 27, 2018 |
| Selenium 1045 | Inorganic Chemical | 22 | Feb 5, 2024 |
| Simazine 2037 | Organic Chemical | 3 | Nov 4, 2013 |
| Sodium 1052 | Inorganic Chemical | 7 | Jul 15, 2026 |
| Styrene 2996 | Organic Chemical | 13 | Jun 6, 2022 |
| Sulfate 1055 | Inorganic Chemical | 2 | Feb 9, 2004 |
| Tetrachloroethylene 2987 | Organic Chemical | 13 | Jun 6, 2022 |
| Thallium, Total 1085 | Inorganic Chemical | 22 | Feb 5, 2024 |
| Toluene 2991 | Organic Chemical | 13 | Jun 6, 2022 |
| Total Haloacetic Acids (Haa5) 2456 | Organic Chemical | 251 | Jun 15, 2026 |
| Toxaphene 2020 | Organic Chemical | 4 | Oct 7, 2013 |
| Trans-1,2-Dichloroethylene 2979 | Organic Chemical | 13 | Jun 6, 2022 |
| Trichloroacetic Acid 2452 | Organic Chemical | 152 | Jun 15, 2026 |
| Trichloroethylene 2984 | Organic Chemical | 13 | Jun 6, 2022 |
| TTHM 2950 | Organic Chemical | 255 | Jun 15, 2026 |
| Uranium-238 4009 | Radionuclide | 1 | Feb 6, 2006 |
| Vinyl Chloride 2976 | Organic Chemical | 13 | Jun 6, 2022 |
| Xylenes, Total 2955 | Organic Chemical | 13 | Jun 6, 2022 |
A result is one laboratory analysis for one analyte on one sample, whether or not anything was found. Counts cover every Accepted or Validated result on record, with no date range applied.
What an analyte is
“Analytes are contaminants and other elements (some of which are not necessarily contaminants), for which the drinking water is being analyzed.”
From the help text published with these pages.