McAllen Public Utility is a large public water system in EPA region 06 that provides tap water for the 78501, 78504 zip codes. It has 3 facilities where the water supply was tested for 23 chemical contaminants that impact tap water quality and human health.
1-butanol is a class of Alcohol that has a minimum reporting level of 2 µg/L and a reference level of 700 µg/L. All the latest water samples for McAllen Public Utility showed levels of 1-butanol that were below unsafe concentration levels. Learn more about 1-butanol.
| North Sample Tap - Operations Room Northwest Plant
| 6/15/2020 61 months ago
| <2.0 µg/L Below Reporting Level
|
|---|---|---|
| South Sample Tap - Operations Room Plant 2
| 6/15/2020 61 months ago
| <2.0 µg/L Below Reporting Level
|
2-methoxyethanol is a class of Alcohol that has a minimum reporting level of 0.4 µg/L and a reference level of 21 µg/L. All the latest water samples for McAllen Public Utility showed levels of 2-methoxyethanol that were below unsafe concentration levels. Learn more about 2-methoxyethanol.
| North Sample Tap - Operations Room Northwest Plant
| 6/15/2020 61 months ago
| <0.4 µg/L Below Reporting Level
|
|---|---|---|
| South Sample Tap - Operations Room Plant 2
| 6/15/2020 61 months ago
| <0.4 µg/L Below Reporting Level
|
2-propen-1-ol (Allyl Alcohol) is a class of Alcohol that has a minimum reporting level of 0.5 µg/L and a reference level of 35 µg/L. All the latest water samples for McAllen Public Utility showed levels of 2-propen-1-ol (Allyl Alcohol) that were below unsafe concentration levels. Learn more about 2-propen-1-ol (Allyl Alcohol).
| North Sample Tap - Operations Room Northwest Plant
| 6/15/2020 61 months ago
| <0.5 µg/L Below Reporting Level
|
|---|---|---|
| South Sample Tap - Operations Room Plant 2
| 6/15/2020 61 months ago
| <0.5 µg/L Below Reporting Level
|
HAA5 (five regulated haloacetic acids) are a class of Disinfection Byproducts that includes Dibromoacetic Acid, Dichloroacetic Acid, Monobromoacetic Acid, Monochloroacetic Acid, Trichloroacetic Acid and has a minimum reporting level of 0.5 µg/L and a reference level of 60 µg/L. All the latest water samples for McAllen Public Utility showed levels of HAA5 (five regulated haloacetic acids) that were below unsafe concentration levels. The maximum reported value was 18.863 µg/L. Learn more about HAA5 (five regulated haloacetic acids).
| 1001 E. Whitewing Distribution System
| 6/15/2020 61 months ago
| 17.72 µg/L Meets Reporting Threshold
|
|---|---|---|
| 9401 N. 10th Distribution System
| 6/15/2020 61 months ago
| 8.59 µg/L Meets Reporting Threshold
|
| 11112 N. 29th Distribution System
| 6/15/2020 61 months ago
| 13.758 µg/L Meets Reporting Threshold
|
| 1305 E. Nolana Distribution System
| 6/15/2020 61 months ago
| 16.84 µg/L Meets Reporting Threshold
|
| 3509 N. Taylor Distribution System
| 6/15/2020 61 months ago
| 18.863 µg/L Meets Reporting Threshold
|
| 3624 Auburn Distribution System
| 6/15/2020 61 months ago
| 9.061 µg/L Meets Reporting Threshold
|
| 3012 Gull Distribution System
| 6/15/2020 61 months ago
| 10.242 µg/L Meets Reporting Threshold
|
| 4920 N. 3rd Distribution System
| 6/15/2020 61 months ago
| 17.243 µg/L Meets Reporting Threshold
|
HAA6Br (six brominated haloacetic acids) are a class of Disinfection Byproducts that includes Bromochloroacetic Acid, Bromodichloroacetic Acid, Dibromoacetic Acid, Dibromochloroacetic Acid, Monobromoacetic Acid, Tribromoacetic Acid and has a minimum reporting level of 0 µg/L and is a potential threat to human health. Learn more about HAA6Br (six brominated haloacetic acids).
| 1001 E. Whitewing Distribution System
| 6/15/2020 61 months ago
| 27.379 µg/L |
|---|---|---|
| 9401 N. 10th Distribution System
| 6/15/2020 61 months ago
| 15.56 µg/L |
| 11112 N. 29th Distribution System
| 6/15/2020 61 months ago
| 17.52 µg/L |
| 1305 E. Nolana Distribution System
| 6/15/2020 61 months ago
| 24.096 µg/L |
| 3509 N. Taylor Distribution System
| 6/15/2020 61 months ago
| 25.144 µg/L |
| 3624 Auburn Distribution System
| 6/15/2020 61 months ago
| 15.59 µg/L |
| 3012 Gull Distribution System
| 6/15/2020 61 months ago
| 17.3 µg/L |
| 4920 N. 3rd Distribution System
| 6/15/2020 61 months ago
| 23.547 µg/L |
HAA9 (nine haloacetic acids) are a class of Disinfection Byproducts that includes Bromochloroacetic Acid, Bromodichloroacetic Acid, Chlorodibromoacetic Acid, Dibromoacetic Acid, Dichloroacetic Acid, Monobromoacetic Acid, Monochloroacetic Acid, Tribromoacetic Acid, Trichloroacetic Acid and has a minimum reporting level of 0 µg/L and is a potential threat to human health. Learn more about HAA9 (nine haloacetic acids).
| 1001 E. Whitewing Distribution System
| 6/15/2020 61 months ago
| 29.549 µg/L |
|---|---|---|
| 9401 N. 10th Distribution System
| 6/15/2020 61 months ago
| 16.95 µg/L |
| 11112 N. 29th Distribution System
| 6/15/2020 61 months ago
| 22.938 µg/L |
| 1305 E. Nolana Distribution System
| 6/15/2020 61 months ago
| 26.216 µg/L |
| 3509 N. Taylor Distribution System
| 6/15/2020 61 months ago
| 28.017 µg/L |
| 3624 Auburn Distribution System
| 6/15/2020 61 months ago
| 17.481 µg/L |
| 3012 Gull Distribution System
| 6/15/2020 61 months ago
| 19.222 µg/L |
| 4920 N. 3rd Distribution System
| 6/15/2020 61 months ago
| 26.1 µg/L |
alpha-hexachlorocyclohexane is a chemical contaminant that has a reference level of 0.006 µg/L. All the latest water samples for McAllen Public Utility showed levels of alpha-hexachlorocyclohexane that were below unsafe concentration levels. Learn more about alpha-hexachlorocyclohexane.
| North Sample Tap - Operations Room Northwest Plant
| 6/15/2020 61 months ago
| <0.01 µg/L Below Reporting Level
|
|---|---|---|
| South Sample Tap - Operations Room Plant 2
| 6/15/2020 61 months ago
| <0.01 µg/L Below Reporting Level
|
anatoxin-a is a chemical contaminant that is a potential threat to human health. Learn more about anatoxin-a.
| North Sample Tap - Operations Room Northwest Plant
| 9/29/2020 58 months ago
| <0.03 µg/L Below Reporting Level
|
|---|---|---|
| South Sample Tap - Operations Room Plant 2
| 9/29/2020 58 months ago
| <0.03 µg/L Below Reporting Level
|
Butylated Hydroxyanisole is a chemical contaminant that is a potential threat to human health. Learn more about Butylated Hydroxyanisole.
| North Sample Tap - Operations Room Northwest Plant
| 6/15/2020 61 months ago
| <0.03 µg/L Below Reporting Level
|
|---|---|---|
| South Sample Tap - Operations Room Plant 2
| 6/15/2020 61 months ago
| <0.03 µg/L Below Reporting Level
|
chlorpyrifos is a chemical contaminant that has a reference level of 2 µg/L. All the latest water samples for McAllen Public Utility showed levels of chlorpyrifos that were below unsafe concentration levels. Learn more about chlorpyrifos.
| North Sample Tap - Operations Room Northwest Plant
| 6/15/2020 61 months ago
| <0.03 µg/L Below Reporting Level
|
|---|---|---|
| South Sample Tap - Operations Room Plant 2
| 6/15/2020 61 months ago
| <0.03 µg/L Below Reporting Level
|
cylindrospermopsin is a chemical contaminant that has a reference level of 0.7 µg/L. All the latest water samples for McAllen Public Utility showed levels of cylindrospermopsin that were below unsafe concentration levels. Learn more about cylindrospermopsin.
| North Sample Tap - Operations Room Northwest Plant
| 9/29/2020 58 months ago
| <0.09 µg/L Below Reporting Level
|
|---|---|---|
| South Sample Tap - Operations Room Plant 2
| 9/29/2020 58 months ago
| <0.09 µg/L Below Reporting Level
|
dimethipin is a chemical contaminant that has a reference level of 140 µg/L. All the latest water samples for McAllen Public Utility showed levels of dimethipin that were below unsafe concentration levels. Learn more about dimethipin.
| North Sample Tap - Operations Room Northwest Plant
| 6/15/2020 61 months ago
| <0.2 µg/L Below Reporting Level
|
|---|---|---|
| South Sample Tap - Operations Room Plant 2
| 6/15/2020 61 months ago
| <0.2 µg/L Below Reporting Level
|
ethoprop is a chemical contaminant that has a reference level of 1.14 µg/L. All the latest water samples for McAllen Public Utility showed levels of ethoprop that were below unsafe concentration levels. Learn more about ethoprop.
| North Sample Tap - Operations Room Northwest Plant
| 6/15/2020 61 months ago
| <0.03 µg/L Below Reporting Level
|
|---|---|---|
| South Sample Tap - Operations Room Plant 2
| 6/15/2020 61 months ago
| <0.03 µg/L Below Reporting Level
|
Germanium is a chemical contaminant that is a potential threat to human health. Learn more about Germanium.
| North Sample Tap - Operations Room Northwest Plant
| 6/15/2020 61 months ago
| <0.3 µg/L Below Reporting Level
|
|---|---|---|
| South Sample Tap - Operations Room Plant 2
| 6/15/2020 61 months ago
| <0.3 µg/L Below Reporting Level
|
Manganese is a chemical contaminant that has a reference level of 300 µg/L. All the latest water samples for McAllen Public Utility showed levels of Manganese that were below unsafe concentration levels. The maximum reported value was 12.8 µg/L. Learn more about Manganese.
| North Sample Tap - Operations Room Northwest Plant
| 6/15/2020 61 months ago
| 12.8 µg/L Meets Reporting Threshold
|
|---|---|---|
| South Sample Tap - Operations Room Plant 2
| 6/15/2020 61 months ago
| 1.8 µg/L Meets Reporting Threshold
|
o-toluidine is a chemical contaminant that is a potential threat to human health. Learn more about o-toluidine.
| North Sample Tap - Operations Room Northwest Plant
| 6/15/2020 61 months ago
| <0.007 µg/L Below Reporting Level
|
|---|---|---|
| South Sample Tap - Operations Room Plant 2
| 6/15/2020 61 months ago
| <0.007 µg/L Below Reporting Level
|
oxyfluorfen is a chemical contaminant that has a reference level of 200 µg/L. All the latest water samples for McAllen Public Utility showed levels of oxyfluorfen that were below unsafe concentration levels. Learn more about oxyfluorfen.
| North Sample Tap - Operations Room Northwest Plant
| 6/15/2020 61 months ago
| <0.05 µg/L Below Reporting Level
|
|---|---|---|
| South Sample Tap - Operations Room Plant 2
| 6/15/2020 61 months ago
| <0.05 µg/L Below Reporting Level
|
profenofos is a chemical contaminant that has a reference level of 0.3 µg/L. All the latest water samples for McAllen Public Utility showed levels of profenofos that were below unsafe concentration levels. Learn more about profenofos.
| North Sample Tap - Operations Room Northwest Plant
| 6/15/2020 61 months ago
| <0.3 µg/L Below Reporting Level
|
|---|---|---|
| South Sample Tap - Operations Room Plant 2
| 6/15/2020 61 months ago
| <0.3 µg/L Below Reporting Level
|
quinoline is a chemical contaminant that has a reference level of 0.01 µg/L. All the latest water samples for McAllen Public Utility showed levels of quinoline that were below unsafe concentration levels. Learn more about quinoline.
| North Sample Tap - Operations Room Northwest Plant
| 6/15/2020 61 months ago
| <0.02 µg/L Below Reporting Level
|
|---|---|---|
| South Sample Tap - Operations Room Plant 2
| 6/15/2020 61 months ago
| <0.02 µg/L Below Reporting Level
|
tebuconazole is a chemical contaminant that has a reference level of 190 µg/L. All the latest water samples for McAllen Public Utility showed levels of tebuconazole that were below unsafe concentration levels. Learn more about tebuconazole.
| North Sample Tap - Operations Room Northwest Plant
| 6/15/2020 61 months ago
| <0.2 µg/L Below Reporting Level
|
|---|---|---|
| South Sample Tap - Operations Room Plant 2
| 6/15/2020 61 months ago
| <0.2 µg/L Below Reporting Level
|
Total Microcystin is a chemical contaminant that has a reference level of 0.3 µg/L. All the latest water samples for McAllen Public Utility showed levels of Total Microcystin that were below unsafe concentration levels. Learn more about Total Microcystin.
| North Sample Tap - Operations Room Northwest Plant
| 9/29/2020 58 months ago
| <0.3 µg/L Below Reporting Level
|
|---|---|---|
| South Sample Tap - Operations Room Plant 2
| 9/29/2020 58 months ago
| <0.3 µg/L Below Reporting Level
|
Total Permethrin is a chemical contaminant that has a reference level of 3.344 µg/L. All the latest water samples for McAllen Public Utility showed levels of Total Permethrin that were below unsafe concentration levels. Learn more about Total Permethrin.
| North Sample Tap - Operations Room Northwest Plant
| 6/15/2020 61 months ago
| <0.04 µg/L Below Reporting Level
|
|---|---|---|
| South Sample Tap - Operations Room Plant 2
| 6/15/2020 61 months ago
| <0.04 µg/L Below Reporting Level
|
tribufos is a chemical contaminant that has a reference level of 0.6 µg/L. All the latest water samples for McAllen Public Utility showed levels of tribufos that were below unsafe concentration levels. Learn more about tribufos.
| North Sample Tap - Operations Room Northwest Plant
| 6/15/2020 61 months ago
| <0.07 µg/L Below Reporting Level
|
|---|---|---|
| South Sample Tap - Operations Room Plant 2
| 6/15/2020 61 months ago
| <0.07 µg/L Below Reporting Level
|
| Facility Name | Water Type/Source |
|---|---|
| Northwest Plant | Surface Water (SW) |
| Distribution System | Surface Water (SW) |
| Plant 2 | Surface Water (SW) |
The latest water samples were taken between June 15th, 2020 and September 29th, 2020.