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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

MS0680005 , Village of Glendora

33 of the 70 analytes this system has been tested for have been detected at least once, across 130 samples on record.

The other 37 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 130 samples on record, detections range from October 27, 2003 to September 10, 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 Village of Glendora, 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 56 of 56 results Jun 24, 2004 Aug 15, 2024
Lead 1030 Inorganic Chemical 37 of 56 results Jun 24, 2004 Aug 15, 2024
Barium 1010 Inorganic Chemical 11 of 11 results Oct 27, 2003 Apr 1, 2025
Fluoride 1025 Inorganic Chemical 11 of 12 results Oct 27, 2003 Apr 1, 2025
Chromium 1020 Inorganic Chemical 7 of 11 results Oct 27, 2003 Apr 1, 2025
Gross Alpha, Incl. Radon & U 4002 Radionuclide 5 of 5 results Dec 13, 2011 Jul 17, 2012
Nickel 1036 Inorganic Chemical 4 of 11 results May 20, 2013 Apr 1, 2025
TTHM 2950 Organic Chemical 4 of 6 results Aug 18, 2004 Sep 9, 2013
Sodium 1052 Inorganic Chemical 3 of 3 results Feb 7, 2010 Nov 7, 2023
Arsenic 1005 Inorganic Chemical 2 of 11 results Apr 10, 2006 Apr 1, 2025
Chloroform 2941 Organic Chemical 2 of 4 results Sep 13, 2007 Sep 9, 2013
Selenium 1045 Inorganic Chemical 2 of 11 results Mar 29, 2004 Apr 10, 2006
Mercury 1035 Inorganic Chemical 1 of 11 results Sep 10, 2025 Sep 10, 2025
Beryllium, Total 1075 Inorganic Chemical 1 of 11 results Oct 18, 2010 Oct 18, 2010
Nitrate-Nitrite 1038 Inorganic Chemical 1 of 20 results Sep 22, 2010 Sep 22, 2010
Nitrate 1040 Inorganic Chemical 1 of 20 results Sep 22, 2010 Sep 22, 2010
Total Haloacetic Acids (Haa5) 2456 Organic Chemical 1 of 6 results Sep 2, 2010 Sep 2, 2010
Calcium 1016 Inorganic Chemical 1 of 1 result Feb 7, 2010 Feb 7, 2010
Chloride 1017 Inorganic Chemical 1 of 1 result Feb 7, 2010 Feb 7, 2010
Magnesium 1031 Inorganic Chemical 1 of 1 result Feb 7, 2010 Feb 7, 2010
Manganese 1032 Inorganic Chemical 1 of 1 result Feb 7, 2010 Feb 7, 2010
Potassium 1042 Inorganic Chemical 1 of 1 result Feb 7, 2010 Feb 7, 2010
Residue, Total, Filterable 1057 Water Quality 1 of 1 result Feb 7, 2010 Feb 7, 2010
Alkalinity, Caco3 Stability 1067 Water Quality 1 of 1 result Feb 7, 2010 Feb 7, 2010
Carbon Dioxide 1901 Water Quality 1 of 1 result Feb 7, 2010 Feb 7, 2010
Color 1905 Water Quality 1 of 1 result Feb 7, 2010 Feb 7, 2010
Hardness, Total (As Caco3) 1915 Water Quality 1 of 1 result Feb 7, 2010 Feb 7, 2010
Alkalinity, Total 1927 Water Quality 1 of 1 result Feb 7, 2010 Feb 7, 2010
Calculated Sodium NACA Water Quality 1 of 1 result Feb 7, 2010 Feb 7, 2010
Dichloroacetic Acid 2451 Organic Chemical 1 of 4 results Oct 23, 2007 Oct 23, 2007
Bromoform 2942 Organic Chemical 1 of 4 results Sep 13, 2007 Sep 13, 2007
Bromodichloromethane 2943 Organic Chemical 1 of 4 results Sep 13, 2007 Sep 13, 2007
Dibromochloromethane 2944 Organic Chemical 1 of 4 results Sep 13, 2007 Sep 13, 2007

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 71–80 of 130 samples, newest first — collected July 18, 2007 to October 18, 2010. The summary above covers all 130.

59 results from the 10 samples listed here: 26 detected, 33 not detected. Across the whole record it is 165 of 545. A sample is analysed for many analytes at once, so one sample appears on as many rows as it had results.

Units in this table

TTHM is recorded on this page in ug/l and mg/l. 1 mg/l = 1,000 ug/l.

Chemical and radiological sample results for Village of Glendora, every result from 71 to 80 of 130 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
Oct 18, 2010
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
101019-008IN
Laboratory
MSDH Lab
Not detected below 0.0005 mg/l Minimum Reporting Level , sample collected Oct 18, 2010, sampling point TF102 Arsenic 1005 EPA method 200.8 Jan 1, 2008 – Dec 31, 2010
0.030487 mg/l , sample collected Oct 18, 2010, sampling point TF102 Barium 1010 EPA method 200.8 Jan 1, 2008 – Dec 31, 2010
Not detected below 0.0005 mg/l Minimum Reporting Level , sample collected Oct 18, 2010, sampling point TF102 Cadmium 1015 EPA method 200.8 Jan 1, 2008 – Dec 31, 2010
Not detected below 0.0005 mg/l Minimum Reporting Level , sample collected Oct 18, 2010, sampling point TF102 Chromium 1020 EPA method 200.8 Jan 1, 2008 – Dec 31, 2010
Not detected below 0.1 mg/l Minimum Reporting Level , sample collected Oct 18, 2010, sampling point TF102 Fluoride 1025 EPA method 380-75WE Jan 1, 2008 – Dec 31, 2010
Not detected below 0.0005 mg/l Minimum Reporting Level , sample collected Oct 18, 2010, sampling point TF102 Mercury 1035 EPA method 200.8 Jan 1, 2008 – Dec 31, 2010
Not detected below 0.0005 mg/l Minimum Reporting Level , sample collected Oct 18, 2010, sampling point TF102 Nickel 1036 EPA method 200.8 Not recorded
Not detected below 0.0025 mg/l Minimum Reporting Level , sample collected Oct 18, 2010, sampling point TF102 Selenium 1045 EPA method 200.8 Jan 1, 2008 – Dec 31, 2010
Not detected below 0.0005 mg/l Minimum Reporting Level , sample collected Oct 18, 2010, sampling point TF102 Antimony, Total 1074 EPA method 200.8 Jan 1, 2008 – Dec 31, 2010
0.00001 mg/l , sample collected Oct 18, 2010, sampling point TF102 Beryllium, Total 1075 EPA method 200.8 Jan 1, 2008 – Dec 31, 2010
Not detected below 0.0005 mg/l Minimum Reporting Level , sample collected Oct 18, 2010, sampling point TF102 Thallium, Total 1085 EPA method 200.8 Jan 1, 2008 – Dec 31, 2010
Collected
Sep 22, 2010
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
100923-025NI
Laboratory
MSDH Lab
0.28 mg/l , sample collected Sep 22, 2010, sampling point TF102 Nitrate-Nitrite 1038 EPA method 353.2 Jan 1, 2010 – Dec 31, 2010
0.28 mg/l , sample collected Sep 22, 2010, sampling point TF102 Nitrate 1040 EPA method 353.2 Jan 1, 2010 – Dec 31, 2010
Not detected below 0.05 mg/l Minimum Reporting Level , sample collected Sep 22, 2010, sampling point TF102 Nitrite 1041 EPA method 353.2 Jan 1, 2010 – Dec 31, 2010
Collected
Sep 2, 2010
Sampling point
MRT000 Max. Res. Time
Sample type
Routine
Lab sample
100903-002HA
Laboratory
MSDH Lab
Not detected below 0.002 mg/l Minimum Reporting Level , sample collected Sep 2, 2010, sampling point MRT000 Monochloroacetic Acid 2450 EPA method 552.2 Not recorded
Not detected below 0.001 mg/l Minimum Reporting Level , sample collected Sep 2, 2010, sampling point MRT000 Dichloroacetic Acid 2451 EPA method 552.2 Not recorded
Not detected below 0.001 mg/l Minimum Reporting Level , sample collected Sep 2, 2010, sampling point MRT000 Trichloroacetic Acid 2452 EPA method 552.2 Not recorded
Not detected below 0.001 mg/l Minimum Reporting Level , sample collected Sep 2, 2010, sampling point MRT000 Monobromoacetic Acid 2453 EPA method 552.2 Not recorded
Not detected below 0.001 mg/l Minimum Reporting Level , sample collected Sep 2, 2010, sampling point MRT000 Dibromoacetic Acid 2454 EPA method 552.2 Not recorded
0 This result is recorded as a detection, and the figure the agency wrote — "0.00" — is zero to the precision it was written to. Read the zero as "smaller than the written figure resolves", not as "none present". SDWIS holds a separate numeric concentration that Drinking Water Watch does not publish, so this endpoint does not carry it either; no more precise magnitude is available here. The agency recorded a value but no unit of measure for it. The unit is NOT inferable from the analyte: many analytes are reported in more than one unit — TTHM and HAA5 in both MG/L and UG/L — so there is no per-analyte default to fall back on. The number is published as it stands and must not be compared to a limit. The agency recorded which kind of limit this result was below, but stored 0.000000000 as the limit itself, which is not a level. The type is published and the value is null. What the limit was is not on record. Whether the result was a detection is a separate column: read resultType. , sample collected Sep 2, 2010, sampling point MRT000 Total Haloacetic Acids (Haa5) 2456 Jan 1, 2008 – Dec 31, 2010
Collected
Sep 2, 2010
Sampling point
MRT000 Max. Res. Time
Sample type
Routine
Lab sample
100903-002TH
Laboratory
MSDH Lab
Not detected below 1 ug/l Minimum Reporting Level , sample collected Sep 2, 2010, sampling point MRT000 Chloroform 2941 EPA method 524.2 Not recorded
Not detected below 1 ug/l Minimum Reporting Level , sample collected Sep 2, 2010, sampling point MRT000 Bromoform 2942 EPA method 524.2 Not recorded
Not detected below 1 ug/l Minimum Reporting Level , sample collected Sep 2, 2010, sampling point MRT000 Bromodichloromethane 2943 EPA method 524.2 Not recorded
Not detected below 1 ug/l Minimum Reporting Level , sample collected Sep 2, 2010, sampling point MRT000 Dibromochloromethane 2944 EPA method 524.2 Not recorded
0 This result is recorded as a detection, and the figure the agency wrote — "0.00" — is zero to the precision it was written to. Read the zero as "smaller than the written figure resolves", not as "none present". SDWIS holds a separate numeric concentration that Drinking Water Watch does not publish, so this endpoint does not carry it either; no more precise magnitude is available here. The agency recorded a value but no unit of measure for it. The unit is NOT inferable from the analyte: many analytes are reported in more than one unit — TTHM and HAA5 in both MG/L and UG/L — so there is no per-analyte default to fall back on. The number is published as it stands and must not be compared to a limit. The agency recorded which kind of limit this result was below, but stored 0.000000000 as the limit itself, which is not a level. The type is published and the value is null. What the limit was is not on record. Whether the result was a detection is a separate column: read resultType. , sample collected Sep 2, 2010, sampling point MRT000 TTHM 2950 EPA method 524.2 Jan 1, 2008 – Dec 31, 2010
Collected
Mar 29, 2010
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
100401-008CN
Laboratory
MSDH Lab
Not detected below 15 ug/l Minimum Reporting Level , sample collected Mar 29, 2010, sampling point TF102 Cyanide 1024 EPA method QC10204001X Jan 1, 2008 – Dec 31, 2010
Collected
Feb 7, 2010
Sampling point
WL002 Well W002
Sample type
Routine
Lab sample
100209-001PC
Laboratory
MSDH Lab
0.008 mg/l The agency recorded which kind of limit this result was below, but stored 0.000000000 as the limit itself, which is not a level. The type is published and the value is null. What the limit was is not on record. Whether the result was a detection is a separate column: read resultType. , sample collected Feb 7, 2010, sampling point WL002 Calcium 1016 EPA method 200.8 Not recorded
20 mg/l The agency recorded which kind of limit this result was below, but stored 0.000000000 as the limit itself, which is not a level. The type is published and the value is null. What the limit was is not on record. Whether the result was a detection is a separate column: read resultType. , sample collected Feb 7, 2010, sampling point WL002 Chloride 1017 EPA method 300.0 Not recorded
0.261 mg/l The agency recorded which kind of limit this result was below, but stored 0.000000000 as the limit itself, which is not a level. The type is published and the value is null. What the limit was is not on record. Whether the result was a detection is a separate column: read resultType. , sample collected Feb 7, 2010, sampling point WL002 Fluoride 1025 EPA method 380-75WE Not recorded
Not detected below 0.1 mg/l Minimum Reporting Level , sample collected Feb 7, 2010, sampling point WL002 Iron 1028 EPA method 200.8 Not recorded
0.384 mg/l The agency recorded which kind of limit this result was below, but stored 0.000000000 as the limit itself, which is not a level. The type is published and the value is null. What the limit was is not on record. Whether the result was a detection is a separate column: read resultType. , sample collected Feb 7, 2010, sampling point WL002 Magnesium 1031 EPA method 200.8 Not recorded
0.008 mg/l The agency recorded which kind of limit this result was below, but stored 0.000000000 as the limit itself, which is not a level. The type is published and the value is null. What the limit was is not on record. Whether the result was a detection is a separate column: read resultType. , sample collected Feb 7, 2010, sampling point WL002 Manganese 1032 EPA method 200.8 Not recorded
1.31 mg/l The agency recorded which kind of limit this result was below, but stored 0.000000000 as the limit itself, which is not a level. The type is published and the value is null. What the limit was is not on record. Whether the result was a detection is a separate column: read resultType. , sample collected Feb 7, 2010, sampling point WL002 Potassium 1042 EPA method 200.8 Not recorded
110 mg/l The agency recorded which kind of limit this result was below, but stored 0.000000000 as the limit itself, which is not a level. The type is published and the value is null. What the limit was is not on record. Whether the result was a detection is a separate column: read resultType. , sample collected Feb 7, 2010, sampling point WL002 Sodium 1052 EPA method 200.8 Not recorded
Not detected below 2.5 mg/l Minimum Reporting Level , sample collected Feb 7, 2010, sampling point WL002 Sulfate 1055 EPA method 300.0 Not recorded
290 mg/l The agency recorded which kind of limit this result was below, but stored 0.000000000 as the limit itself, which is not a level. The type is published and the value is null. What the limit was is not on record. Whether the result was a detection is a separate column: read resultType. , sample collected Feb 7, 2010, sampling point WL002 Residue, Total, Filterable 1057 EPA method CALCUL LAB Not recorded
3.42 mg/l The agency recorded which kind of limit this result was below, but stored 0.000000000 as the limit itself, which is not a level. The type is published and the value is null. What the limit was is not on record. Whether the result was a detection is a separate column: read resultType. , sample collected Feb 7, 2010, sampling point WL002 Alkalinity, Caco3 Stability 1067 EPA method 2320B Not recorded
0 ug/l This result is recorded as a detection, and the figure the agency wrote — "0" — is zero to the precision it was written to. Read the zero as "smaller than the written figure resolves", not as "none present". SDWIS holds a separate numeric concentration that Drinking Water Watch does not publish, so this endpoint does not carry it either; no more precise magnitude is available here. The agency recorded which kind of limit this result was below, but stored 0.000000000 as the limit itself, which is not a level. The type is published and the value is null. What the limit was is not on record. Whether the result was a detection is a separate column: read resultType. , sample collected Feb 7, 2010, sampling point WL002 Carbon Dioxide 1901 EPA method CALCUL LAB Not recorded
45 units The agency recorded which kind of limit this result was below, but stored 0.000000000 as the limit itself, which is not a level. The type is published and the value is null. What the limit was is not on record. Whether the result was a detection is a separate column: read resultType. , sample collected Feb 7, 2010, sampling point WL002 Color 1905 EPA method 2120B Not recorded
3.9 mg/l The agency recorded which kind of limit this result was below, but stored 0.000000000 as the limit itself, which is not a level. The type is published and the value is null. What the limit was is not on record. Whether the result was a detection is a separate column: read resultType. , sample collected Feb 7, 2010, sampling point WL002 Hardness, Total (As Caco3) 1915 EPA method CALCUL LAB Not recorded
264 mg/l The agency recorded which kind of limit this result was below, but stored 0.000000000 as the limit itself, which is not a level. The type is published and the value is null. What the limit was is not on record. Whether the result was a detection is a separate column: read resultType. , sample collected Feb 7, 2010, sampling point WL002 Alkalinity, Total 1927 EPA method 2320B Not recorded
133.2 mg/l The agency recorded which kind of limit this result was below, but stored 0.000000000 as the limit itself, which is not a level. The type is published and the value is null. What the limit was is not on record. Whether the result was a detection is a separate column: read resultType. , sample collected Feb 7, 2010, sampling point WL002 Calculated Sodium NACA EPA method CALCUL LAB Not recorded
Collected
Jul 23, 2008
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
080724-064NI
Laboratory
MSDH Lab
Not detected below 0.1 mg/l Minimum Reporting Level , sample collected Jul 23, 2008, sampling point TF102 Nitrate-Nitrite 1038 EPA method 353.2 Jan 1, 2008 – Dec 31, 2008
Not detected below 0.08 mg/l Minimum Reporting Level , sample collected Jul 23, 2008, sampling point TF102 Nitrate 1040 EPA method 353.2 Jan 1, 2008 – Dec 31, 2008
Not detected below 0.02 mg/l Minimum Reporting Level , sample collected Jul 23, 2008, sampling point TF102 Nitrite 1041 EPA method 353.2 Jan 1, 2008 – Dec 31, 2008
Collected
Oct 23, 2007
Sampling point
MRT000 Max. Res. Time
Sample type
Routine
Lab sample
071024-002HA
Laboratory
MSDH Lab
Not detected below 0.002 mg/l Minimum Reporting Level , sample collected Oct 23, 2007, sampling point MRT000 Monochloroacetic Acid 2450 EPA method 552.2 Not recorded
0.001 mg/l , sample collected Oct 23, 2007, sampling point MRT000 Dichloroacetic Acid 2451 EPA method 552.2 Not recorded
Not detected below 0.001 mg/l Minimum Reporting Level , sample collected Oct 23, 2007, sampling point MRT000 Trichloroacetic Acid 2452 EPA method 552.2 Not recorded
Not detected below 0.001 mg/l Minimum Reporting Level , sample collected Oct 23, 2007, sampling point MRT000 Monobromoacetic Acid 2453 EPA method 552.2 Not recorded
Not detected below 0.001 mg/l Minimum Reporting Level , sample collected Oct 23, 2007, sampling point MRT000 Dibromoacetic Acid 2454 EPA method 552.2 Not recorded
Not detected below 0.006 mg/l Minimum Reporting Level , sample collected Oct 23, 2007, sampling point MRT000 Total Haloacetic Acids (Haa5) 2456 Jan 1, 2005 – Dec 31, 2007
Collected
Sep 13, 2007
Sampling point
MRT000 Max. Res. Time
Sample type
Routine
Lab sample
070914-014TH
Laboratory
MSDH Lab
7.06 ug/l , sample collected Sep 13, 2007, sampling point MRT000 Chloroform 2941 EPA method 524.2 Not recorded
11.4 ug/l , sample collected Sep 13, 2007, sampling point MRT000 Bromoform 2942 EPA method 524.2 Not recorded
15 ug/l , sample collected Sep 13, 2007, sampling point MRT000 Bromodichloromethane 2943 EPA method 524.2 Not recorded
29 ug/l , sample collected Sep 13, 2007, sampling point MRT000 Dibromochloromethane 2944 EPA method 524.2 Not recorded
62.46 ug/l , sample collected Sep 13, 2007, sampling point MRT000 TTHM 2950 EPA method 524.2 Jan 1, 2005 – Dec 31, 2007
Collected
Jul 18, 2007
Sampling point
TF102 Treatment Plant T102
Sample type
Routine
Lab sample
070719-056NI
Laboratory
MSDH Lab
Not detected below 0.1 mg/l Minimum Reporting Level , sample collected Jul 18, 2007, sampling point TF102 Nitrate-Nitrite 1038 EPA method 353.2 Jan 1, 2007 – Dec 31, 2007
Not detected below 0.08 mg/l Minimum Reporting Level , sample collected Jul 18, 2007, sampling point TF102 Nitrate 1040 EPA method 353.2 Jan 1, 2007 – Dec 31, 2007
Not detected below 0.02 mg/l Minimum Reporting Level , sample collected Jul 18, 2007, sampling point TF102 Nitrite 1041 EPA method 353.2 Jan 1, 2007 – Dec 31, 2007

Routine (10).