Cucamonga Valley Water District is a large public water system in EPA region 09 that provides tap water for the 91701, 91730, 91739, 91784 zip codes. It has 9 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 Cucamonga Valley Water District showed levels of 1-butanol that were below unsafe concentration levels. Learn more about 1-butanol.
EP #40 - Reservoir 8B Treated Reservoir 8B (Deer Creek)
| 7/17/2019 67 months ago
| <2.0 µg/L Below Reporting Level
|
---|---|---|
EP #18 - Lloyd Michael WTP Eff. Lloyd Michael WTP
| 10/10/2019 64 months ago
| <2.0 µg/L Below Reporting Level
|
EP #47 - Reservoir 3A Treated Reservoir 3A
| 7/17/2019 67 months ago
| <2.0 µg/L Below Reporting Level
|
EP #45 - Reservoir 1 Treated Reservoir 1
| 7/17/2019 67 months ago
| <2.0 µg/L Below Reporting Level
|
EP #44 - Arthur Bridge WTP Eff. Arthur Bridge WTP
| 10/10/2019 64 months ago
| <2.0 µg/L Below Reporting Level
|
EP #43 - Reservoir 3 Treated Reservoir 3
| 7/17/2019 67 months ago
| <2.0 µg/L Below Reporting Level
|
EP #918 - Reservoir 1B Treated Reservoir 1B
| 7/17/2019 67 months ago
| <2.0 µg/L Below Reporting Level
|
EP#919 - Reservoir 1C Treated Reservoir 1C
| 7/17/2019 67 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 Cucamonga Valley Water District showed levels of 2-methoxyethanol that were below unsafe concentration levels. Learn more about 2-methoxyethanol.
EP #40 - Reservoir 8B Treated Reservoir 8B (Deer Creek)
| 7/17/2019 67 months ago
| <0.4 µg/L Below Reporting Level
|
---|---|---|
EP #18 - Lloyd Michael WTP Eff. Lloyd Michael WTP
| 10/10/2019 64 months ago
| <0.4 µg/L Below Reporting Level
|
EP #47 - Reservoir 3A Treated Reservoir 3A
| 7/17/2019 67 months ago
| <0.4 µg/L Below Reporting Level
|
EP #45 - Reservoir 1 Treated Reservoir 1
| 7/17/2019 67 months ago
| <0.4 µg/L Below Reporting Level
|
EP #44 - Arthur Bridge WTP Eff. Arthur Bridge WTP
| 10/10/2019 64 months ago
| <0.4 µg/L Below Reporting Level
|
EP #43 - Reservoir 3 Treated Reservoir 3
| 7/17/2019 67 months ago
| <0.4 µg/L Below Reporting Level
|
EP #918 - Reservoir 1B Treated Reservoir 1B
| 7/17/2019 67 months ago
| <0.4 µg/L Below Reporting Level
|
EP#919 - Reservoir 1C Treated Reservoir 1C
| 7/17/2019 67 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 Cucamonga Valley Water District showed levels of 2-propen-1-ol (Allyl Alcohol) that were below unsafe concentration levels. Learn more about 2-propen-1-ol (Allyl Alcohol).
EP #40 - Reservoir 8B Treated Reservoir 8B (Deer Creek)
| 7/17/2019 67 months ago
| <0.5 µg/L Below Reporting Level
|
---|---|---|
EP #18 - Lloyd Michael WTP Eff. Lloyd Michael WTP
| 10/10/2019 64 months ago
| <0.5 µg/L Below Reporting Level
|
EP #47 - Reservoir 3A Treated Reservoir 3A
| 7/17/2019 67 months ago
| <0.5 µg/L Below Reporting Level
|
EP #45 - Reservoir 1 Treated Reservoir 1
| 7/17/2019 67 months ago
| <0.5 µg/L Below Reporting Level
|
EP #44 - Arthur Bridge WTP Eff. Arthur Bridge WTP
| 10/10/2019 64 months ago
| <0.5 µg/L Below Reporting Level
|
EP #43 - Reservoir 3 Treated Reservoir 3
| 7/17/2019 67 months ago
| <0.5 µg/L Below Reporting Level
|
EP #918 - Reservoir 1B Treated Reservoir 1B
| 7/17/2019 67 months ago
| <0.5 µg/L Below Reporting Level
|
EP#919 - Reservoir 1C Treated Reservoir 1C
| 7/17/2019 67 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 Cucamonga Valley Water District showed levels of HAA5 (five regulated haloacetic acids) that were below unsafe concentration levels. The maximum reported value was 13.68 µg/L. Learn more about HAA5 (five regulated haloacetic acids).
LWMWTP Effluent Distribution System
| 10/25/2018 76 months ago
| 10.7 µg/L Meets Reporting Threshold
|
---|---|---|
Reservoir 3 Effluent Distribution System
| 10/25/2018 76 months ago
| 9.05 µg/L Meets Reporting Threshold
|
10485 Almond Distribution System
| 10/25/2018 76 months ago
| 13.17 µg/L Meets Reporting Threshold
|
5072 Castle Distribution System
| 10/25/2018 76 months ago
| 11.36 µg/L Meets Reporting Threshold
|
8525 Red Hill CC Rd. Distribution System
| 10/25/2018 76 months ago
| 10.76 µg/L Meets Reporting Threshold
|
5002 Aggazzotti Distribution System
| 10/25/2018 76 months ago
| 13.68 µg/L Meets Reporting Threshold
|
14295 E. Constitution Way Distribution System
| 10/25/2018 76 months ago
| 11.91 µg/L Meets Reporting Threshold
|
7410 Arbor Lane Distribution System
| 10/25/2018 76 months ago
| 11.59 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).
LWMWTP Effluent Distribution System
| 10/25/2018 76 months ago
| 23.5 µg/L |
---|---|---|
Reservoir 3 Effluent Distribution System
| 10/25/2018 76 months ago
| 19.9 µg/L |
10485 Almond Distribution System
| 10/25/2018 76 months ago
| 29.7 µg/L |
5072 Castle Distribution System
| 10/25/2018 76 months ago
| 24.5 µg/L |
8525 Red Hill CC Rd. Distribution System
| 10/25/2018 76 months ago
| 22.5 µg/L |
5002 Aggazzotti Distribution System
| 10/25/2018 76 months ago
| 30.1 µg/L |
14295 E. Constitution Way Distribution System
| 10/25/2018 76 months ago
| 25.6 µg/L |
7410 Arbor Lane Distribution System
| 10/25/2018 76 months ago
| 25.8 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).
LWMWTP Effluent Distribution System
| 10/25/2018 76 months ago
| 26.1 µg/L |
---|---|---|
Reservoir 3 Effluent Distribution System
| 10/25/2018 76 months ago
| 22.05 µg/L |
10485 Almond Distribution System
| 10/25/2018 76 months ago
| 32.87 µg/L |
5072 Castle Distribution System
| 10/25/2018 76 months ago
| 27.16 µg/L |
8525 Red Hill CC Rd. Distribution System
| 10/25/2018 76 months ago
| 25.66 µg/L |
5002 Aggazzotti Distribution System
| 10/25/2018 76 months ago
| 33.78 µg/L |
14295 E. Constitution Way Distribution System
| 10/25/2018 76 months ago
| 28.31 µg/L |
7410 Arbor Lane Distribution System
| 10/25/2018 76 months ago
| 28.39 µg/L |
alpha-hexachlorocyclohexane is a chemical contaminant that has a reference level of 0.006 µg/L. All the latest water samples for Cucamonga Valley Water District showed levels of alpha-hexachlorocyclohexane that were below unsafe concentration levels. Learn more about alpha-hexachlorocyclohexane.
EP #40 - Reservoir 8B Treated Reservoir 8B (Deer Creek)
| 7/17/2019 67 months ago
| <0.01 µg/L Below Reporting Level
|
---|---|---|
EP #18 - Lloyd Michael WTP Eff. Lloyd Michael WTP
| 10/10/2019 64 months ago
| <0.01 µg/L Below Reporting Level
|
EP #47 - Reservoir 3A Treated Reservoir 3A
| 7/17/2019 67 months ago
| <0.01 µg/L Below Reporting Level
|
EP #45 - Reservoir 1 Treated Reservoir 1
| 7/17/2019 67 months ago
| <0.01 µg/L Below Reporting Level
|
EP #44 - Arthur Bridge WTP Eff. Arthur Bridge WTP
| 10/10/2019 64 months ago
| <0.01 µg/L Below Reporting Level
|
EP #43 - Reservoir 3 Treated Reservoir 3
| 7/17/2019 67 months ago
| <0.01 µg/L Below Reporting Level
|
EP #918 - Reservoir 1B Treated Reservoir 1B
| 7/17/2019 67 months ago
| <0.01 µg/L Below Reporting Level
|
EP#919 - Reservoir 1C Treated Reservoir 1C
| 7/17/2019 67 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.
EP #18 - Lloyd Michael WTP Eff. Lloyd Michael WTP
| 6/18/2019 68 months ago
| <0.03 µg/L Below Reporting Level
|
---|---|---|
EP #44 - Arthur Bridge WTP Eff. Arthur Bridge WTP
| 6/18/2019 68 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.
EP #40 - Reservoir 8B Treated Reservoir 8B (Deer Creek)
| 7/17/2019 67 months ago
| <0.03 µg/L Below Reporting Level
|
---|---|---|
EP #18 - Lloyd Michael WTP Eff. Lloyd Michael WTP
| 10/10/2019 64 months ago
| <0.03 µg/L Below Reporting Level
|
EP #47 - Reservoir 3A Treated Reservoir 3A
| 7/17/2019 67 months ago
| <0.03 µg/L Below Reporting Level
|
EP #45 - Reservoir 1 Treated Reservoir 1
| 7/17/2019 67 months ago
| <0.03 µg/L Below Reporting Level
|
EP #44 - Arthur Bridge WTP Eff. Arthur Bridge WTP
| 10/10/2019 64 months ago
| <0.03 µg/L Below Reporting Level
|
EP #43 - Reservoir 3 Treated Reservoir 3
| 7/17/2019 67 months ago
| <0.03 µg/L Below Reporting Level
|
EP #918 - Reservoir 1B Treated Reservoir 1B
| 7/17/2019 67 months ago
| <0.03 µg/L Below Reporting Level
|
EP#919 - Reservoir 1C Treated Reservoir 1C
| 7/17/2019 67 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 Cucamonga Valley Water District showed levels of chlorpyrifos that were below unsafe concentration levels. Learn more about chlorpyrifos.
EP #40 - Reservoir 8B Treated Reservoir 8B (Deer Creek)
| 7/17/2019 67 months ago
| <0.03 µg/L Below Reporting Level
|
---|---|---|
EP #18 - Lloyd Michael WTP Eff. Lloyd Michael WTP
| 10/10/2019 64 months ago
| <0.03 µg/L Below Reporting Level
|
EP #47 - Reservoir 3A Treated Reservoir 3A
| 7/17/2019 67 months ago
| <0.03 µg/L Below Reporting Level
|
EP #45 - Reservoir 1 Treated Reservoir 1
| 7/17/2019 67 months ago
| <0.03 µg/L Below Reporting Level
|
EP #44 - Arthur Bridge WTP Eff. Arthur Bridge WTP
| 10/10/2019 64 months ago
| <0.03 µg/L Below Reporting Level
|
EP #43 - Reservoir 3 Treated Reservoir 3
| 7/17/2019 67 months ago
| <0.03 µg/L Below Reporting Level
|
EP #918 - Reservoir 1B Treated Reservoir 1B
| 7/17/2019 67 months ago
| <0.03 µg/L Below Reporting Level
|
EP#919 - Reservoir 1C Treated Reservoir 1C
| 7/17/2019 67 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 Cucamonga Valley Water District showed levels of cylindrospermopsin that were below unsafe concentration levels. Learn more about cylindrospermopsin.
EP #18 - Lloyd Michael WTP Eff. Lloyd Michael WTP
| 6/18/2019 68 months ago
| <0.09 µg/L Below Reporting Level
|
---|---|---|
EP #44 - Arthur Bridge WTP Eff. Arthur Bridge WTP
| 6/18/2019 68 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 Cucamonga Valley Water District showed levels of dimethipin that were below unsafe concentration levels. Learn more about dimethipin.
EP #40 - Reservoir 8B Treated Reservoir 8B (Deer Creek)
| 7/17/2019 67 months ago
| <0.2 µg/L Below Reporting Level
|
---|---|---|
EP #18 - Lloyd Michael WTP Eff. Lloyd Michael WTP
| 10/10/2019 64 months ago
| <0.2 µg/L Below Reporting Level
|
EP #47 - Reservoir 3A Treated Reservoir 3A
| 7/17/2019 67 months ago
| <0.2 µg/L Below Reporting Level
|
EP #45 - Reservoir 1 Treated Reservoir 1
| 7/17/2019 67 months ago
| <0.2 µg/L Below Reporting Level
|
EP #44 - Arthur Bridge WTP Eff. Arthur Bridge WTP
| 10/10/2019 64 months ago
| <0.2 µg/L Below Reporting Level
|
EP #43 - Reservoir 3 Treated Reservoir 3
| 7/17/2019 67 months ago
| <0.2 µg/L Below Reporting Level
|
EP #918 - Reservoir 1B Treated Reservoir 1B
| 7/17/2019 67 months ago
| <0.2 µg/L Below Reporting Level
|
EP#919 - Reservoir 1C Treated Reservoir 1C
| 7/17/2019 67 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 Cucamonga Valley Water District showed levels of ethoprop that were below unsafe concentration levels. Learn more about ethoprop.
EP #40 - Reservoir 8B Treated Reservoir 8B (Deer Creek)
| 7/17/2019 67 months ago
| <0.03 µg/L Below Reporting Level
|
---|---|---|
EP #18 - Lloyd Michael WTP Eff. Lloyd Michael WTP
| 10/10/2019 64 months ago
| <0.03 µg/L Below Reporting Level
|
EP #47 - Reservoir 3A Treated Reservoir 3A
| 7/17/2019 67 months ago
| <0.03 µg/L Below Reporting Level
|
EP #45 - Reservoir 1 Treated Reservoir 1
| 7/17/2019 67 months ago
| <0.03 µg/L Below Reporting Level
|
EP #44 - Arthur Bridge WTP Eff. Arthur Bridge WTP
| 10/10/2019 64 months ago
| <0.03 µg/L Below Reporting Level
|
EP #43 - Reservoir 3 Treated Reservoir 3
| 7/17/2019 67 months ago
| <0.03 µg/L Below Reporting Level
|
EP #918 - Reservoir 1B Treated Reservoir 1B
| 7/17/2019 67 months ago
| <0.03 µg/L Below Reporting Level
|
EP#919 - Reservoir 1C Treated Reservoir 1C
| 7/17/2019 67 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.
EP #40 - Reservoir 8B Treated Reservoir 8B (Deer Creek)
| 7/17/2019 67 months ago
| <0.3 µg/L Below Reporting Level
|
---|---|---|
EP #18 - Lloyd Michael WTP Eff. Lloyd Michael WTP
| 10/10/2019 64 months ago
| <0.3 µg/L Below Reporting Level
|
EP #47 - Reservoir 3A Treated Reservoir 3A
| 7/17/2019 67 months ago
| <0.3 µg/L Below Reporting Level
|
EP #45 - Reservoir 1 Treated Reservoir 1
| 7/17/2019 67 months ago
| <0.3 µg/L Below Reporting Level
|
EP #44 - Arthur Bridge WTP Eff. Arthur Bridge WTP
| 10/10/2019 64 months ago
| <0.3 µg/L Below Reporting Level
|
EP #43 - Reservoir 3 Treated Reservoir 3
| 7/17/2019 67 months ago
| <0.3 µg/L Below Reporting Level
|
EP #918 - Reservoir 1B Treated Reservoir 1B
| 7/17/2019 67 months ago
| <0.3 µg/L Below Reporting Level
|
EP#919 - Reservoir 1C Treated Reservoir 1C
| 7/17/2019 67 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 Cucamonga Valley Water District showed levels of Manganese that were below unsafe concentration levels. The maximum reported value was 2.5 µg/L. Learn more about Manganese.
EP #40 - Reservoir 8B Treated Reservoir 8B (Deer Creek)
| 7/17/2019 67 months ago
| 1.5 µg/L Meets Reporting Threshold
|
---|---|---|
EP #18 - Lloyd Michael WTP Eff. Lloyd Michael WTP
| 10/10/2019 64 months ago
| <0.4 µg/L Below Reporting Level
|
EP #47 - Reservoir 3A Treated Reservoir 3A
| 7/17/2019 67 months ago
| 2.5 µg/L Meets Reporting Threshold
|
EP #45 - Reservoir 1 Treated Reservoir 1
| 7/17/2019 67 months ago
| <0.4 µg/L Below Reporting Level
|
EP #44 - Arthur Bridge WTP Eff. Arthur Bridge WTP
| 10/10/2019 64 months ago
| <0.4 µg/L Below Reporting Level
|
EP #43 - Reservoir 3 Treated Reservoir 3
| 7/17/2019 67 months ago
| .53 µg/L Meets Reporting Threshold
|
EP #918 - Reservoir 1B Treated Reservoir 1B
| 7/17/2019 67 months ago
| <0.4 µg/L Below Reporting Level
|
EP#919 - Reservoir 1C Treated Reservoir 1C
| 7/17/2019 67 months ago
| <0.4 µg/L Below Reporting Level
|
o-toluidine is a chemical contaminant that is a potential threat to human health. Learn more about o-toluidine.
EP #40 - Reservoir 8B Treated Reservoir 8B (Deer Creek)
| 7/17/2019 67 months ago
| <0.007 µg/L Below Reporting Level
|
---|---|---|
EP #18 - Lloyd Michael WTP Eff. Lloyd Michael WTP
| 10/10/2019 64 months ago
| <0.007 µg/L Below Reporting Level
|
EP #47 - Reservoir 3A Treated Reservoir 3A
| 7/17/2019 67 months ago
| <0.007 µg/L Below Reporting Level
|
EP #45 - Reservoir 1 Treated Reservoir 1
| 7/17/2019 67 months ago
| <0.007 µg/L Below Reporting Level
|
EP #44 - Arthur Bridge WTP Eff. Arthur Bridge WTP
| 10/10/2019 64 months ago
| <0.007 µg/L Below Reporting Level
|
EP #43 - Reservoir 3 Treated Reservoir 3
| 7/17/2019 67 months ago
| <0.007 µg/L Below Reporting Level
|
EP #918 - Reservoir 1B Treated Reservoir 1B
| 7/17/2019 67 months ago
| <0.007 µg/L Below Reporting Level
|
EP#919 - Reservoir 1C Treated Reservoir 1C
| 7/17/2019 67 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 Cucamonga Valley Water District showed levels of oxyfluorfen that were below unsafe concentration levels. Learn more about oxyfluorfen.
EP #40 - Reservoir 8B Treated Reservoir 8B (Deer Creek)
| 7/17/2019 67 months ago
| <0.05 µg/L Below Reporting Level
|
---|---|---|
EP #18 - Lloyd Michael WTP Eff. Lloyd Michael WTP
| 10/10/2019 64 months ago
| <0.05 µg/L Below Reporting Level
|
EP #47 - Reservoir 3A Treated Reservoir 3A
| 7/17/2019 67 months ago
| <0.05 µg/L Below Reporting Level
|
EP #45 - Reservoir 1 Treated Reservoir 1
| 7/17/2019 67 months ago
| <0.05 µg/L Below Reporting Level
|
EP #44 - Arthur Bridge WTP Eff. Arthur Bridge WTP
| 10/10/2019 64 months ago
| <0.05 µg/L Below Reporting Level
|
EP #43 - Reservoir 3 Treated Reservoir 3
| 7/17/2019 67 months ago
| <0.05 µg/L Below Reporting Level
|
EP #918 - Reservoir 1B Treated Reservoir 1B
| 7/17/2019 67 months ago
| <0.05 µg/L Below Reporting Level
|
EP#919 - Reservoir 1C Treated Reservoir 1C
| 7/17/2019 67 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 Cucamonga Valley Water District showed levels of profenofos that were below unsafe concentration levels. Learn more about profenofos.
EP #40 - Reservoir 8B Treated Reservoir 8B (Deer Creek)
| 7/17/2019 67 months ago
| <0.3 µg/L Below Reporting Level
|
---|---|---|
EP #18 - Lloyd Michael WTP Eff. Lloyd Michael WTP
| 10/10/2019 64 months ago
| <0.3 µg/L Below Reporting Level
|
EP #47 - Reservoir 3A Treated Reservoir 3A
| 7/17/2019 67 months ago
| <0.3 µg/L Below Reporting Level
|
EP #45 - Reservoir 1 Treated Reservoir 1
| 7/17/2019 67 months ago
| <0.3 µg/L Below Reporting Level
|
EP #44 - Arthur Bridge WTP Eff. Arthur Bridge WTP
| 10/10/2019 64 months ago
| <0.3 µg/L Below Reporting Level
|
EP #43 - Reservoir 3 Treated Reservoir 3
| 7/17/2019 67 months ago
| <0.3 µg/L Below Reporting Level
|
EP #918 - Reservoir 1B Treated Reservoir 1B
| 7/17/2019 67 months ago
| <0.3 µg/L Below Reporting Level
|
EP#919 - Reservoir 1C Treated Reservoir 1C
| 7/17/2019 67 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 Cucamonga Valley Water District showed levels of quinoline that were below unsafe concentration levels. Learn more about quinoline.
EP #40 - Reservoir 8B Treated Reservoir 8B (Deer Creek)
| 7/17/2019 67 months ago
| <0.02 µg/L Below Reporting Level
|
---|---|---|
EP #18 - Lloyd Michael WTP Eff. Lloyd Michael WTP
| 10/10/2019 64 months ago
| <0.02 µg/L Below Reporting Level
|
EP #47 - Reservoir 3A Treated Reservoir 3A
| 7/17/2019 67 months ago
| <0.02 µg/L Below Reporting Level
|
EP #45 - Reservoir 1 Treated Reservoir 1
| 7/17/2019 67 months ago
| <0.02 µg/L Below Reporting Level
|
EP #44 - Arthur Bridge WTP Eff. Arthur Bridge WTP
| 10/10/2019 64 months ago
| <0.02 µg/L Below Reporting Level
|
EP #43 - Reservoir 3 Treated Reservoir 3
| 7/17/2019 67 months ago
| <0.02 µg/L Below Reporting Level
|
EP #918 - Reservoir 1B Treated Reservoir 1B
| 7/17/2019 67 months ago
| <0.02 µg/L Below Reporting Level
|
EP#919 - Reservoir 1C Treated Reservoir 1C
| 7/17/2019 67 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 Cucamonga Valley Water District showed levels of tebuconazole that were below unsafe concentration levels. Learn more about tebuconazole.
EP #40 - Reservoir 8B Treated Reservoir 8B (Deer Creek)
| 7/17/2019 67 months ago
| <0.2 µg/L Below Reporting Level
|
---|---|---|
EP #18 - Lloyd Michael WTP Eff. Lloyd Michael WTP
| 10/10/2019 64 months ago
| <0.2 µg/L Below Reporting Level
|
EP #47 - Reservoir 3A Treated Reservoir 3A
| 7/17/2019 67 months ago
| <0.2 µg/L Below Reporting Level
|
EP #45 - Reservoir 1 Treated Reservoir 1
| 7/17/2019 67 months ago
| <0.2 µg/L Below Reporting Level
|
EP #44 - Arthur Bridge WTP Eff. Arthur Bridge WTP
| 10/10/2019 64 months ago
| <0.2 µg/L Below Reporting Level
|
EP #43 - Reservoir 3 Treated Reservoir 3
| 7/17/2019 67 months ago
| <0.2 µg/L Below Reporting Level
|
EP #918 - Reservoir 1B Treated Reservoir 1B
| 7/17/2019 67 months ago
| <0.2 µg/L Below Reporting Level
|
EP#919 - Reservoir 1C Treated Reservoir 1C
| 7/17/2019 67 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 Cucamonga Valley Water District showed levels of Total Microcystin that were below unsafe concentration levels. Learn more about Total Microcystin.
EP #18 - Lloyd Michael WTP Eff. Lloyd Michael WTP
| 6/18/2019 68 months ago
| <0.3 µg/L Below Reporting Level
|
---|---|---|
EP #44 - Arthur Bridge WTP Eff. Arthur Bridge WTP
| 6/18/2019 68 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 Cucamonga Valley Water District showed levels of Total Permethrin that were below unsafe concentration levels. Learn more about Total Permethrin.
EP #40 - Reservoir 8B Treated Reservoir 8B (Deer Creek)
| 7/17/2019 67 months ago
| <0.04 µg/L Below Reporting Level
|
---|---|---|
EP #18 - Lloyd Michael WTP Eff. Lloyd Michael WTP
| 10/10/2019 64 months ago
| <0.04 µg/L Below Reporting Level
|
EP #47 - Reservoir 3A Treated Reservoir 3A
| 7/17/2019 67 months ago
| <0.04 µg/L Below Reporting Level
|
EP #45 - Reservoir 1 Treated Reservoir 1
| 7/17/2019 67 months ago
| <0.04 µg/L Below Reporting Level
|
EP #44 - Arthur Bridge WTP Eff. Arthur Bridge WTP
| 10/10/2019 64 months ago
| <0.04 µg/L Below Reporting Level
|
EP #43 - Reservoir 3 Treated Reservoir 3
| 7/17/2019 67 months ago
| <0.04 µg/L Below Reporting Level
|
EP #918 - Reservoir 1B Treated Reservoir 1B
| 7/17/2019 67 months ago
| <0.04 µg/L Below Reporting Level
|
EP#919 - Reservoir 1C Treated Reservoir 1C
| 7/17/2019 67 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 Cucamonga Valley Water District showed levels of tribufos that were below unsafe concentration levels. Learn more about tribufos.
EP #40 - Reservoir 8B Treated Reservoir 8B (Deer Creek)
| 7/17/2019 67 months ago
| <0.07 µg/L Below Reporting Level
|
---|---|---|
EP #18 - Lloyd Michael WTP Eff. Lloyd Michael WTP
| 10/10/2019 64 months ago
| <0.07 µg/L Below Reporting Level
|
EP #47 - Reservoir 3A Treated Reservoir 3A
| 7/17/2019 67 months ago
| <0.07 µg/L Below Reporting Level
|
EP #45 - Reservoir 1 Treated Reservoir 1
| 7/17/2019 67 months ago
| <0.07 µg/L Below Reporting Level
|
EP #44 - Arthur Bridge WTP Eff. Arthur Bridge WTP
| 10/10/2019 64 months ago
| <0.07 µg/L Below Reporting Level
|
EP #43 - Reservoir 3 Treated Reservoir 3
| 7/17/2019 67 months ago
| <0.07 µg/L Below Reporting Level
|
EP #918 - Reservoir 1B Treated Reservoir 1B
| 7/17/2019 67 months ago
| <0.07 µg/L Below Reporting Level
|
EP#919 - Reservoir 1C Treated Reservoir 1C
| 7/17/2019 67 months ago
| <0.07 µg/L Below Reporting Level
|
Facility Name | Water Type/Source |
---|---|
Reservoir 8B (Deer Creek) | Ground Water (GW) |
Lloyd Michael WTP | Surface Water (SW) |
Reservoir 3A | Ground Water (GW) |
Reservoir 1 | Ground Water (GW) |
Arthur Bridge WTP | Surface Water (SW) |
Reservoir 3 | Ground Water (GW) |
Reservoir 1B | Ground Water (GW) |
Reservoir 1C | Ground Water (GW) |
Distribution System | Multiple sources (MX) |
The latest water samples were taken between October 25th, 2018 and October 10th, 2019.