West Valley Water District is a large public water system in EPA region 09 that provides tap water for the 92316, 92337, 92377 zip codes. It has 19 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 West Valley Water District showed levels of 1-butanol that were below unsafe concentration levels. Learn more about 1-butanol.
EP #46 - Well 54 Well 54
| 1/8/2020 61 months ago
| <2.0 µg/L Below Reporting Level
|
---|---|---|
EP #36 - 5-3 Reservoir Roemer WTP
| 10/16/2018 76 months ago
| <2.0 µg/L Below Reporting Level
|
EP #43 - Lytle Basin Well 4A Well 4A
| 7/12/2018 80 months ago
| <2.0 µg/L Below Reporting Level
|
EP #42 - Lytle Basin Well 8A Well 8A
| 1/8/2020 61 months ago
| <2.0 µg/L Below Reporting Level
|
EP #18 - Rialto Basin Well 24 Well 24
| 11/12/2019 63 months ago
| <2.0 µg/L Below Reporting Level
|
EP #24 - 3A PS Bunker Hill Basin Well 30
| 7/12/2018 80 months ago
| <2.0 µg/L Below Reporting Level
|
EP #37 - Rialto Basin Well 23A ID 3610004037 Well 16
| 12/2/2020 51 months ago
| <2.0 µg/L Below Reporting Level
|
EP #33 - Rialto Basin Well 33 Well 33
| 11/12/2019 63 months ago
| <2.0 µg/L Below Reporting Level
|
9th Street Sample Station 48" Line Baseline Feeder
| 7/12/2018 80 months ago
| <2.0 µg/L Below Reporting Level
|
Effluent Tap on Perchlorate System Well 17
| 7/13/2018 80 months ago
| <2.0 µg/L Below Reporting Level
|
Effluent Sample Tap on Perchlorate System Well 42
| 7/12/2018 80 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 West Valley Water District showed levels of 2-methoxyethanol that were below unsafe concentration levels. Learn more about 2-methoxyethanol.
EP #46 - Well 54 Well 54
| 1/8/2020 61 months ago
| <0.4 µg/L Below Reporting Level
|
---|---|---|
EP #36 - 5-3 Reservoir Roemer WTP
| 10/16/2018 76 months ago
| <0.4 µg/L Below Reporting Level
|
EP #43 - Lytle Basin Well 4A Well 4A
| 7/12/2018 80 months ago
| <0.4 µg/L Below Reporting Level
|
EP #42 - Lytle Basin Well 8A Well 8A
| 1/8/2020 61 months ago
| <0.4 µg/L Below Reporting Level
|
EP #18 - Rialto Basin Well 24 Well 24
| 11/12/2019 63 months ago
| <0.4 µg/L Below Reporting Level
|
EP #24 - 3A PS Bunker Hill Basin Well 30
| 7/12/2018 80 months ago
| <0.4 µg/L Below Reporting Level
|
EP #37 - Rialto Basin Well 23A ID 3610004037 Well 16
| 12/2/2020 51 months ago
| <0.4 µg/L Below Reporting Level
|
EP #33 - Rialto Basin Well 33 Well 33
| 11/12/2019 63 months ago
| <0.4 µg/L Below Reporting Level
|
9th Street Sample Station 48" Line Baseline Feeder
| 7/12/2018 80 months ago
| <0.4 µg/L Below Reporting Level
|
Effluent Tap on Perchlorate System Well 17
| 7/13/2018 80 months ago
| <0.4 µg/L Below Reporting Level
|
Effluent Sample Tap on Perchlorate System Well 42
| 7/12/2018 80 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 West 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 #46 - Well 54 Well 54
| 1/8/2020 61 months ago
| <0.5 µg/L Below Reporting Level
|
---|---|---|
EP #36 - 5-3 Reservoir Roemer WTP
| 10/16/2018 76 months ago
| <0.5 µg/L Below Reporting Level
|
EP #43 - Lytle Basin Well 4A Well 4A
| 7/12/2018 80 months ago
| <0.5 µg/L Below Reporting Level
|
EP #42 - Lytle Basin Well 8A Well 8A
| 1/8/2020 61 months ago
| <0.5 µg/L Below Reporting Level
|
EP #18 - Rialto Basin Well 24 Well 24
| 11/12/2019 63 months ago
| <0.5 µg/L Below Reporting Level
|
EP #24 - 3A PS Bunker Hill Basin Well 30
| 7/12/2018 80 months ago
| <0.5 µg/L Below Reporting Level
|
EP #37 - Rialto Basin Well 23A ID 3610004037 Well 16
| 12/2/2020 51 months ago
| <0.5 µg/L Below Reporting Level
|
EP #33 - Rialto Basin Well 33 Well 33
| 11/12/2019 63 months ago
| <0.5 µg/L Below Reporting Level
|
9th Street Sample Station 48" Line Baseline Feeder
| 7/12/2018 80 months ago
| <0.5 µg/L Below Reporting Level
|
Effluent Tap on Perchlorate System Well 17
| 7/13/2018 80 months ago
| <0.5 µg/L Below Reporting Level
|
Effluent Sample Tap on Perchlorate System Well 42
| 7/12/2018 80 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 West Valley Water District showed levels of HAA5 (five regulated haloacetic acids) that were below unsafe concentration levels. The maximum reported value was 21.2 µg/L. Learn more about HAA5 (five regulated haloacetic acids).
213 E. Walnut 213 E. Walnut
| 7/16/2018 80 months ago
| .29 µg/L Meets Reporting Threshold
|
---|---|---|
3750 Lytle Creek Road 3750 Lytle Creek Road
| 10/16/2018 76 months ago
| 12.9 µg/L Meets Reporting Threshold
|
15182 Crane 15182 Crane
| 7/16/2018 80 months ago
| 21.2 µg/L Meets Reporting Threshold
|
White Ash Road White Ash Road
| 10/16/2018 76 months ago
| 9.2 µg/L Meets Reporting Threshold
|
Reservoir 6-3 Discharge Line Reservoir 6-3 Discharge Line
| 10/16/2018 76 months ago
| 8.3 µg/L Meets Reporting Threshold
|
18433 Bohnert 18433 Bohnert
| 10/16/2018 76 months ago
| 12.6 µg/L Meets Reporting Threshold
|
Via Montana and Via Bonita Via Montana and Via Bonita
| 7/17/2018 79 months ago
| .83 µg/L Meets Reporting Threshold
|
Hall and Kinningham Hall and Kinningham
| 7/17/2018 79 months ago
| 0 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).
213 E. Walnut 213 E. Walnut
| 7/16/2018 80 months ago
| 0 µg/L |
---|---|---|
3750 Lytle Creek Road 3750 Lytle Creek Road
| 10/16/2018 76 months ago
| 16.6 µg/L |
15182 Crane 15182 Crane
| 7/16/2018 80 months ago
| 27.8 µg/L |
White Ash Road White Ash Road
| 10/16/2018 76 months ago
| 19.6 µg/L |
Reservoir 6-3 Discharge Line Reservoir 6-3 Discharge Line
| 10/16/2018 76 months ago
| 16.8 µg/L |
18433 Bohnert 18433 Bohnert
| 10/16/2018 76 months ago
| 27.2 µg/L |
Via Montana and Via Bonita Via Montana and Via Bonita
| 7/17/2018 79 months ago
| .83 µg/L |
Hall and Kinningham Hall and Kinningham
| 7/17/2018 79 months ago
| 0 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).
213 E. Walnut 213 E. Walnut
| 7/16/2018 80 months ago
| .29 µg/L |
---|---|---|
3750 Lytle Creek Road 3750 Lytle Creek Road
| 10/16/2018 76 months ago
| 25.9 µg/L |
15182 Crane 15182 Crane
| 7/16/2018 80 months ago
| 41.3 µg/L |
White Ash Road White Ash Road
| 10/16/2018 76 months ago
| 23.5 µg/L |
Reservoir 6-3 Discharge Line Reservoir 6-3 Discharge Line
| 10/16/2018 76 months ago
| 20.6 µg/L |
18433 Bohnert 18433 Bohnert
| 10/16/2018 76 months ago
| 32 µg/L |
Via Montana and Via Bonita Via Montana and Via Bonita
| 7/17/2018 79 months ago
| 1.34 µg/L |
Hall and Kinningham Hall and Kinningham
| 7/17/2018 79 months ago
| 0 µg/L |
alpha-hexachlorocyclohexane is a chemical contaminant that has a reference level of 0.006 µg/L. All the latest water samples for West Valley Water District showed levels of alpha-hexachlorocyclohexane that were below unsafe concentration levels. Learn more about alpha-hexachlorocyclohexane.
EP #46 - Well 54 Well 54
| 1/8/2020 61 months ago
| <0.01 µg/L Below Reporting Level
|
---|---|---|
EP #36 - 5-3 Reservoir Roemer WTP
| 10/16/2018 76 months ago
| <0.01 µg/L Below Reporting Level
|
EP #43 - Lytle Basin Well 4A Well 4A
| 7/12/2018 80 months ago
| <0.01 µg/L Below Reporting Level
|
EP #42 - Lytle Basin Well 8A Well 8A
| 1/8/2020 61 months ago
| <0.01 µg/L Below Reporting Level
|
EP #18 - Rialto Basin Well 24 Well 24
| 11/12/2019 63 months ago
| <0.01 µg/L Below Reporting Level
|
EP #24 - 3A PS Bunker Hill Basin Well 30
| 7/12/2018 80 months ago
| <0.01 µg/L Below Reporting Level
|
EP #37 - Rialto Basin Well 23A ID 3610004037 Well 16
| 12/2/2020 51 months ago
| <0.01 µg/L Below Reporting Level
|
EP #33 - Rialto Basin Well 33 Well 33
| 11/12/2019 63 months ago
| <0.01 µg/L Below Reporting Level
|
9th Street Sample Station 48" Line Baseline Feeder
| 7/12/2018 80 months ago
| <0.01 µg/L Below Reporting Level
|
Effluent Tap on Perchlorate System Well 17
| 7/13/2018 80 months ago
| <0.01 µg/L Below Reporting Level
|
Effluent Sample Tap on Perchlorate System Well 42
| 7/12/2018 80 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 #36 - 5-3 Reservoir Roemer WTP
| 7/16/2018 80 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 #46 - Well 54 Well 54
| 1/8/2020 61 months ago
| <0.03 µg/L Below Reporting Level
|
---|---|---|
EP #36 - 5-3 Reservoir Roemer WTP
| 10/16/2018 76 months ago
| <0.03 µg/L Below Reporting Level
|
EP #43 - Lytle Basin Well 4A Well 4A
| 7/12/2018 80 months ago
| <0.03 µg/L Below Reporting Level
|
EP #42 - Lytle Basin Well 8A Well 8A
| 1/8/2020 61 months ago
| <0.03 µg/L Below Reporting Level
|
EP #18 - Rialto Basin Well 24 Well 24
| 11/12/2019 63 months ago
| <0.03 µg/L Below Reporting Level
|
EP #24 - 3A PS Bunker Hill Basin Well 30
| 7/12/2018 80 months ago
| <0.03 µg/L Below Reporting Level
|
EP #37 - Rialto Basin Well 23A ID 3610004037 Well 16
| 12/2/2020 51 months ago
| <0.03 µg/L Below Reporting Level
|
EP #33 - Rialto Basin Well 33 Well 33
| 11/12/2019 63 months ago
| <0.03 µg/L Below Reporting Level
|
9th Street Sample Station 48" Line Baseline Feeder
| 7/12/2018 80 months ago
| <0.03 µg/L Below Reporting Level
|
Effluent Tap on Perchlorate System Well 17
| 7/13/2018 80 months ago
| <0.03 µg/L Below Reporting Level
|
Effluent Sample Tap on Perchlorate System Well 42
| 7/12/2018 80 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 West Valley Water District showed levels of chlorpyrifos that were below unsafe concentration levels. Learn more about chlorpyrifos.
EP #46 - Well 54 Well 54
| 1/8/2020 61 months ago
| <0.03 µg/L Below Reporting Level
|
---|---|---|
EP #36 - 5-3 Reservoir Roemer WTP
| 10/16/2018 76 months ago
| <0.03 µg/L Below Reporting Level
|
EP #43 - Lytle Basin Well 4A Well 4A
| 7/12/2018 80 months ago
| <0.03 µg/L Below Reporting Level
|
EP #42 - Lytle Basin Well 8A Well 8A
| 1/8/2020 61 months ago
| <0.03 µg/L Below Reporting Level
|
EP #18 - Rialto Basin Well 24 Well 24
| 11/12/2019 63 months ago
| <0.03 µg/L Below Reporting Level
|
EP #24 - 3A PS Bunker Hill Basin Well 30
| 7/12/2018 80 months ago
| <0.03 µg/L Below Reporting Level
|
EP #37 - Rialto Basin Well 23A ID 3610004037 Well 16
| 12/2/2020 51 months ago
| <0.03 µg/L Below Reporting Level
|
EP #33 - Rialto Basin Well 33 Well 33
| 11/12/2019 63 months ago
| <0.03 µg/L Below Reporting Level
|
9th Street Sample Station 48" Line Baseline Feeder
| 7/12/2018 80 months ago
| <0.03 µg/L Below Reporting Level
|
Effluent Tap on Perchlorate System Well 17
| 7/13/2018 80 months ago
| <0.03 µg/L Below Reporting Level
|
Effluent Sample Tap on Perchlorate System Well 42
| 7/12/2018 80 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 West Valley Water District showed levels of cylindrospermopsin that were below unsafe concentration levels. Learn more about cylindrospermopsin.
EP #36 - 5-3 Reservoir Roemer WTP
| 7/16/2018 80 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 West Valley Water District showed levels of dimethipin that were below unsafe concentration levels. Learn more about dimethipin.
EP #46 - Well 54 Well 54
| 1/8/2020 61 months ago
| <0.2 µg/L Below Reporting Level
|
---|---|---|
EP #36 - 5-3 Reservoir Roemer WTP
| 10/16/2018 76 months ago
| <0.2 µg/L Below Reporting Level
|
EP #43 - Lytle Basin Well 4A Well 4A
| 7/12/2018 80 months ago
| <0.2 µg/L Below Reporting Level
|
EP #42 - Lytle Basin Well 8A Well 8A
| 1/8/2020 61 months ago
| <0.2 µg/L Below Reporting Level
|
EP #18 - Rialto Basin Well 24 Well 24
| 11/12/2019 63 months ago
| <0.2 µg/L Below Reporting Level
|
EP #24 - 3A PS Bunker Hill Basin Well 30
| 7/12/2018 80 months ago
| <0.2 µg/L Below Reporting Level
|
EP #37 - Rialto Basin Well 23A ID 3610004037 Well 16
| 12/2/2020 51 months ago
| <0.2 µg/L Below Reporting Level
|
EP #33 - Rialto Basin Well 33 Well 33
| 11/12/2019 63 months ago
| <0.2 µg/L Below Reporting Level
|
9th Street Sample Station 48" Line Baseline Feeder
| 7/12/2018 80 months ago
| <0.2 µg/L Below Reporting Level
|
Effluent Tap on Perchlorate System Well 17
| 7/13/2018 80 months ago
| <0.2 µg/L Below Reporting Level
|
Effluent Sample Tap on Perchlorate System Well 42
| 7/12/2018 80 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 West Valley Water District showed levels of ethoprop that were below unsafe concentration levels. Learn more about ethoprop.
EP #46 - Well 54 Well 54
| 1/8/2020 61 months ago
| <0.03 µg/L Below Reporting Level
|
---|---|---|
EP #36 - 5-3 Reservoir Roemer WTP
| 10/16/2018 76 months ago
| <0.03 µg/L Below Reporting Level
|
EP #43 - Lytle Basin Well 4A Well 4A
| 7/12/2018 80 months ago
| <0.03 µg/L Below Reporting Level
|
EP #42 - Lytle Basin Well 8A Well 8A
| 1/8/2020 61 months ago
| <0.03 µg/L Below Reporting Level
|
EP #18 - Rialto Basin Well 24 Well 24
| 11/12/2019 63 months ago
| <0.03 µg/L Below Reporting Level
|
EP #24 - 3A PS Bunker Hill Basin Well 30
| 7/12/2018 80 months ago
| <0.03 µg/L Below Reporting Level
|
EP #37 - Rialto Basin Well 23A ID 3610004037 Well 16
| 12/2/2020 51 months ago
| <0.03 µg/L Below Reporting Level
|
EP #33 - Rialto Basin Well 33 Well 33
| 11/12/2019 63 months ago
| <0.03 µg/L Below Reporting Level
|
9th Street Sample Station 48" Line Baseline Feeder
| 7/12/2018 80 months ago
| <0.03 µg/L Below Reporting Level
|
Effluent Tap on Perchlorate System Well 17
| 7/13/2018 80 months ago
| <0.03 µg/L Below Reporting Level
|
Effluent Sample Tap on Perchlorate System Well 42
| 7/12/2018 80 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 #46 - Well 54 Well 54
| 1/8/2020 61 months ago
| <0.3 µg/L Below Reporting Level
|
---|---|---|
EP #36 - 5-3 Reservoir Roemer WTP
| 10/16/2018 76 months ago
| <0.3 µg/L Below Reporting Level
|
EP #43 - Lytle Basin Well 4A Well 4A
| 7/12/2018 80 months ago
| <0.3 µg/L Below Reporting Level
|
EP #42 - Lytle Basin Well 8A Well 8A
| 1/8/2020 61 months ago
| <0.3 µg/L Below Reporting Level
|
EP #18 - Rialto Basin Well 24 Well 24
| 11/12/2019 63 months ago
| <0.3 µg/L Below Reporting Level
|
EP #24 - 3A PS Bunker Hill Basin Well 30
| 7/12/2018 80 months ago
| <0.3 µg/L Below Reporting Level
|
EP #37 - Rialto Basin Well 23A ID 3610004037 Well 16
| 12/2/2020 51 months ago
| <0.3 µg/L Below Reporting Level
|
EP #33 - Rialto Basin Well 33 Well 33
| 11/12/2019 63 months ago
| <0.3 µg/L Below Reporting Level
|
9th Street Sample Station 48" Line Baseline Feeder
| 7/12/2018 80 months ago
| <0.3 µg/L Below Reporting Level
|
Effluent Tap on Perchlorate System Well 17
| 7/13/2018 80 months ago
| <0.3 µg/L Below Reporting Level
|
Effluent Sample Tap on Perchlorate System Well 42
| 7/12/2018 80 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 West Valley Water District showed levels of Manganese that were below unsafe concentration levels. The maximum reported value was 11 µg/L. Learn more about Manganese.
EP #46 - Well 54 Well 54
| 1/8/2020 61 months ago
| .47 µg/L Meets Reporting Threshold
|
---|---|---|
EP #36 - 5-3 Reservoir Roemer WTP
| 10/16/2018 76 months ago
| <0.4 µg/L Below Reporting Level
|
EP #43 - Lytle Basin Well 4A Well 4A
| 7/12/2018 80 months ago
| <0.4 µg/L Below Reporting Level
|
EP #42 - Lytle Basin Well 8A Well 8A
| 1/8/2020 61 months ago
| <0.4 µg/L Below Reporting Level
|
EP #18 - Rialto Basin Well 24 Well 24
| 11/12/2019 63 months ago
| <0.4 µg/L Below Reporting Level
|
EP #24 - 3A PS Bunker Hill Basin Well 30
| 7/12/2018 80 months ago
| 1.7 µg/L Meets Reporting Threshold
|
EP #37 - Rialto Basin Well 23A ID 3610004037 Well 16
| 12/2/2020 51 months ago
| 11 µg/L Meets Reporting Threshold
|
EP #33 - Rialto Basin Well 33 Well 33
| 11/12/2019 63 months ago
| <0.4 µg/L Below Reporting Level
|
9th Street Sample Station 48" Line Baseline Feeder
| 7/12/2018 80 months ago
| 6.9 µg/L Meets Reporting Threshold
|
Effluent Tap on Perchlorate System Well 17
| 7/13/2018 80 months ago
| <0.4 µg/L Below Reporting Level
|
Effluent Sample Tap on Perchlorate System Well 42
| 7/12/2018 80 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 #46 - Well 54 Well 54
| 1/8/2020 61 months ago
| <0.007 µg/L Below Reporting Level
|
---|---|---|
EP #36 - 5-3 Reservoir Roemer WTP
| 10/16/2018 76 months ago
| <0.007 µg/L Below Reporting Level
|
EP #43 - Lytle Basin Well 4A Well 4A
| 7/12/2018 80 months ago
| <0.007 µg/L Below Reporting Level
|
EP #42 - Lytle Basin Well 8A Well 8A
| 1/8/2020 61 months ago
| <0.007 µg/L Below Reporting Level
|
EP #18 - Rialto Basin Well 24 Well 24
| 11/12/2019 63 months ago
| <0.007 µg/L Below Reporting Level
|
EP #24 - 3A PS Bunker Hill Basin Well 30
| 7/12/2018 80 months ago
| <0.007 µg/L Below Reporting Level
|
EP #37 - Rialto Basin Well 23A ID 3610004037 Well 16
| 12/2/2020 51 months ago
| <0.007 µg/L Below Reporting Level
|
EP #33 - Rialto Basin Well 33 Well 33
| 11/12/2019 63 months ago
| <0.007 µg/L Below Reporting Level
|
9th Street Sample Station 48" Line Baseline Feeder
| 7/12/2018 80 months ago
| <0.007 µg/L Below Reporting Level
|
Effluent Tap on Perchlorate System Well 17
| 7/13/2018 80 months ago
| <0.007 µg/L Below Reporting Level
|
Effluent Sample Tap on Perchlorate System Well 42
| 7/12/2018 80 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 West Valley Water District showed levels of oxyfluorfen that were below unsafe concentration levels. Learn more about oxyfluorfen.
EP #46 - Well 54 Well 54
| 1/8/2020 61 months ago
| <0.05 µg/L Below Reporting Level
|
---|---|---|
EP #36 - 5-3 Reservoir Roemer WTP
| 10/16/2018 76 months ago
| <0.05 µg/L Below Reporting Level
|
EP #43 - Lytle Basin Well 4A Well 4A
| 7/12/2018 80 months ago
| <0.05 µg/L Below Reporting Level
|
EP #42 - Lytle Basin Well 8A Well 8A
| 1/8/2020 61 months ago
| <0.05 µg/L Below Reporting Level
|
EP #18 - Rialto Basin Well 24 Well 24
| 11/12/2019 63 months ago
| <0.05 µg/L Below Reporting Level
|
EP #24 - 3A PS Bunker Hill Basin Well 30
| 7/12/2018 80 months ago
| <0.05 µg/L Below Reporting Level
|
EP #37 - Rialto Basin Well 23A ID 3610004037 Well 16
| 12/2/2020 51 months ago
| <0.05 µg/L Below Reporting Level
|
EP #33 - Rialto Basin Well 33 Well 33
| 11/12/2019 63 months ago
| <0.05 µg/L Below Reporting Level
|
9th Street Sample Station 48" Line Baseline Feeder
| 7/12/2018 80 months ago
| <0.05 µg/L Below Reporting Level
|
Effluent Tap on Perchlorate System Well 17
| 7/13/2018 80 months ago
| <0.05 µg/L Below Reporting Level
|
Effluent Sample Tap on Perchlorate System Well 42
| 7/12/2018 80 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 West Valley Water District showed levels of profenofos that were below unsafe concentration levels. Learn more about profenofos.
EP #46 - Well 54 Well 54
| 1/8/2020 61 months ago
| <0.3 µg/L Below Reporting Level
|
---|---|---|
EP #36 - 5-3 Reservoir Roemer WTP
| 10/16/2018 76 months ago
| <0.3 µg/L Below Reporting Level
|
EP #43 - Lytle Basin Well 4A Well 4A
| 7/12/2018 80 months ago
| <0.3 µg/L Below Reporting Level
|
EP #42 - Lytle Basin Well 8A Well 8A
| 1/8/2020 61 months ago
| <0.3 µg/L Below Reporting Level
|
EP #18 - Rialto Basin Well 24 Well 24
| 11/12/2019 63 months ago
| <0.3 µg/L Below Reporting Level
|
EP #24 - 3A PS Bunker Hill Basin Well 30
| 7/12/2018 80 months ago
| <0.3 µg/L Below Reporting Level
|
EP #37 - Rialto Basin Well 23A ID 3610004037 Well 16
| 12/2/2020 51 months ago
| <0.3 µg/L Below Reporting Level
|
EP #33 - Rialto Basin Well 33 Well 33
| 11/12/2019 63 months ago
| <0.3 µg/L Below Reporting Level
|
9th Street Sample Station 48" Line Baseline Feeder
| 7/12/2018 80 months ago
| <0.3 µg/L Below Reporting Level
|
Effluent Tap on Perchlorate System Well 17
| 7/13/2018 80 months ago
| <0.3 µg/L Below Reporting Level
|
Effluent Sample Tap on Perchlorate System Well 42
| 7/12/2018 80 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 West Valley Water District showed levels of quinoline that were below unsafe concentration levels. Learn more about quinoline.
EP #46 - Well 54 Well 54
| 1/8/2020 61 months ago
| <0.02 µg/L Below Reporting Level
|
---|---|---|
EP #36 - 5-3 Reservoir Roemer WTP
| 10/16/2018 76 months ago
| <0.02 µg/L Below Reporting Level
|
EP #43 - Lytle Basin Well 4A Well 4A
| 7/12/2018 80 months ago
| <0.02 µg/L Below Reporting Level
|
EP #42 - Lytle Basin Well 8A Well 8A
| 1/8/2020 61 months ago
| <0.02 µg/L Below Reporting Level
|
EP #18 - Rialto Basin Well 24 Well 24
| 11/12/2019 63 months ago
| <0.02 µg/L Below Reporting Level
|
EP #24 - 3A PS Bunker Hill Basin Well 30
| 7/12/2018 80 months ago
| <0.02 µg/L Below Reporting Level
|
EP #37 - Rialto Basin Well 23A ID 3610004037 Well 16
| 12/2/2020 51 months ago
| <0.02 µg/L Below Reporting Level
|
EP #33 - Rialto Basin Well 33 Well 33
| 11/12/2019 63 months ago
| <0.02 µg/L Below Reporting Level
|
9th Street Sample Station 48" Line Baseline Feeder
| 7/12/2018 80 months ago
| <0.02 µg/L Below Reporting Level
|
Effluent Tap on Perchlorate System Well 17
| 7/13/2018 80 months ago
| <0.02 µg/L Below Reporting Level
|
Effluent Sample Tap on Perchlorate System Well 42
| 7/12/2018 80 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 West Valley Water District showed levels of tebuconazole that were below unsafe concentration levels. Learn more about tebuconazole.
EP #46 - Well 54 Well 54
| 1/8/2020 61 months ago
| <0.2 µg/L Below Reporting Level
|
---|---|---|
EP #36 - 5-3 Reservoir Roemer WTP
| 10/16/2018 76 months ago
| <0.2 µg/L Below Reporting Level
|
EP #43 - Lytle Basin Well 4A Well 4A
| 7/12/2018 80 months ago
| <0.2 µg/L Below Reporting Level
|
EP #42 - Lytle Basin Well 8A Well 8A
| 1/8/2020 61 months ago
| <0.2 µg/L Below Reporting Level
|
EP #18 - Rialto Basin Well 24 Well 24
| 11/12/2019 63 months ago
| <0.2 µg/L Below Reporting Level
|
EP #24 - 3A PS Bunker Hill Basin Well 30
| 7/12/2018 80 months ago
| <0.2 µg/L Below Reporting Level
|
EP #37 - Rialto Basin Well 23A ID 3610004037 Well 16
| 12/2/2020 51 months ago
| <0.2 µg/L Below Reporting Level
|
EP #33 - Rialto Basin Well 33 Well 33
| 11/12/2019 63 months ago
| <0.2 µg/L Below Reporting Level
|
9th Street Sample Station 48" Line Baseline Feeder
| 7/12/2018 80 months ago
| <0.2 µg/L Below Reporting Level
|
Effluent Tap on Perchlorate System Well 17
| 7/13/2018 80 months ago
| <0.2 µg/L Below Reporting Level
|
Effluent Sample Tap on Perchlorate System Well 42
| 7/12/2018 80 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 West Valley Water District showed levels of Total Microcystin that were below unsafe concentration levels. Learn more about Total Microcystin.
EP #36 - 5-3 Reservoir Roemer WTP
| 7/16/2018 80 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 West Valley Water District showed levels of Total Permethrin that were below unsafe concentration levels. Learn more about Total Permethrin.
EP #46 - Well 54 Well 54
| 1/8/2020 61 months ago
| <0.04 µg/L Below Reporting Level
|
---|---|---|
EP #36 - 5-3 Reservoir Roemer WTP
| 10/16/2018 76 months ago
| <0.04 µg/L Below Reporting Level
|
EP #43 - Lytle Basin Well 4A Well 4A
| 7/12/2018 80 months ago
| <0.04 µg/L Below Reporting Level
|
EP #42 - Lytle Basin Well 8A Well 8A
| 1/8/2020 61 months ago
| <0.04 µg/L Below Reporting Level
|
EP #18 - Rialto Basin Well 24 Well 24
| 11/12/2019 63 months ago
| <0.04 µg/L Below Reporting Level
|
EP #24 - 3A PS Bunker Hill Basin Well 30
| 7/12/2018 80 months ago
| <0.04 µg/L Below Reporting Level
|
EP #37 - Rialto Basin Well 23A ID 3610004037 Well 16
| 12/2/2020 51 months ago
| <0.04 µg/L Below Reporting Level
|
EP #33 - Rialto Basin Well 33 Well 33
| 11/12/2019 63 months ago
| <0.04 µg/L Below Reporting Level
|
9th Street Sample Station 48" Line Baseline Feeder
| 7/12/2018 80 months ago
| <0.04 µg/L Below Reporting Level
|
Effluent Tap on Perchlorate System Well 17
| 7/13/2018 80 months ago
| <0.04 µg/L Below Reporting Level
|
Effluent Sample Tap on Perchlorate System Well 42
| 7/12/2018 80 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 West Valley Water District showed levels of tribufos that were below unsafe concentration levels. Learn more about tribufos.
EP #46 - Well 54 Well 54
| 1/8/2020 61 months ago
| <0.07 µg/L Below Reporting Level
|
---|---|---|
EP #36 - 5-3 Reservoir Roemer WTP
| 10/16/2018 76 months ago
| <0.07 µg/L Below Reporting Level
|
EP #43 - Lytle Basin Well 4A Well 4A
| 7/12/2018 80 months ago
| <0.07 µg/L Below Reporting Level
|
EP #42 - Lytle Basin Well 8A Well 8A
| 1/8/2020 61 months ago
| <0.07 µg/L Below Reporting Level
|
EP #18 - Rialto Basin Well 24 Well 24
| 11/12/2019 63 months ago
| <0.07 µg/L Below Reporting Level
|
EP #24 - 3A PS Bunker Hill Basin Well 30
| 7/12/2018 80 months ago
| <0.07 µg/L Below Reporting Level
|
EP #37 - Rialto Basin Well 23A ID 3610004037 Well 16
| 12/2/2020 51 months ago
| <0.07 µg/L Below Reporting Level
|
EP #33 - Rialto Basin Well 33 Well 33
| 11/12/2019 63 months ago
| <0.07 µg/L Below Reporting Level
|
9th Street Sample Station 48" Line Baseline Feeder
| 7/12/2018 80 months ago
| <0.07 µg/L Below Reporting Level
|
Effluent Tap on Perchlorate System Well 17
| 7/13/2018 80 months ago
| <0.07 µg/L Below Reporting Level
|
Effluent Sample Tap on Perchlorate System Well 42
| 7/12/2018 80 months ago
| <0.07 µg/L Below Reporting Level
|
Facility Name | Water Type/Source |
---|---|
Well 54 | Ground Water (GW) |
Roemer WTP | Surface Water (SW) |
Well 4A | Ground Water (GW) |
Well 8A | Ground Water (GW) |
Well 24 | Ground Water (GW) |
Well 30 | Ground Water (GW) |
Well 16 | Ground Water (GW) |
Well 33 | Ground Water (GW) |
Baseline Feeder | Ground Water (GW) |
213 E. Walnut | Ground Water (GW) |
3750 Lytle Creek Road | Multiple sources (MX) |
15182 Crane | Ground Water (GW) |
White Ash Road | Multiple sources (MX) |
Reservoir 6-3 Discharge Line | Multiple sources (MX) |
18433 Bohnert | Multiple sources (MX) |
Via Montana and Via Bonita | Ground Water (GW) |
Hall and Kinningham | Ground Water (GW) |
Well 17 | Ground Water (GW) |
Well 42 | Ground Water (GW) |
The latest water samples were taken between July 12th, 2018 and December 2nd, 2020.