Ventura CWWD #19 - Somis (CA) Water Quality

Ventura CWWD #19 - Somis is a small public water system in EPA region 9 that provides tap water for the zip codes. It has 6 facilities where the water supply was tested for 23 chemical contaminants that impact tap water quality and human health.

The maximum reported level of Manganese was 1100 µg/L. Some (3 of 15 or 20%) of the latest water samples showed levels of Manganese that were at or above unsafe concentration levels. There were 1 contamintants found in the Ventura CWWD #19 - Somis water supply at levels that were above the minimum reporting level. 1 of the contaminants were above the reference level, which means they may pose a risk to human health.

Contaminants

1,1-dichloroethane (9)

EP from Calleguas

Calleguas Intertie ℹ️

<0.03 µg/L

Below Reporting Level

11/9/2015

9 years ago

EP from Well #4

Well #4 ℹ️

<0.03 µg/L

Below Reporting Level

9/14/2015

10 years ago

EP from Calleguas

Calleguas Intertie ℹ️

<0.03 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Well #2

Well #2 ℹ️

<0.03 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Well #3

Well #3 ℹ️

<0.03 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Calleguas

Calleguas Intertie ℹ️

<0.03 µg/L

Below Reporting Level

5/11/2015

10 years ago

EP from Calleguas

Calleguas Intertie ℹ️

<0.03 µg/L

Below Reporting Level

2/10/2015

10 years ago

EP from Well #3

Well #3 ℹ️

<0.03 µg/L

Below Reporting Level

2/10/2015

10 years ago

EP from Well #4

Well #4 ℹ️

<0.03 µg/L

Below Reporting Level

2/10/2015

10 years ago

Minimum Reporting Level: 0.03 µg/L
Reference Level: ?

Contaminant Details

1,2,3-trichloropropane (9)

EP from Calleguas

Calleguas Intertie ℹ️

<0.03 µg/L

Below Reporting Level

11/9/2015

9 years ago

EP from Well #4

Well #4 ℹ️

<0.03 µg/L

Below Reporting Level

9/14/2015

10 years ago

EP from Calleguas

Calleguas Intertie ℹ️

<0.03 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Well #2

Well #2 ℹ️

<0.03 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Well #3

Well #3 ℹ️

<0.03 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Calleguas

Calleguas Intertie ℹ️

<0.03 µg/L

Below Reporting Level

5/11/2015

10 years ago

EP from Calleguas

Calleguas Intertie ℹ️

<0.03 µg/L

Below Reporting Level

2/10/2015

10 years ago

EP from Well #3

Well #3 ℹ️

<0.03 µg/L

Below Reporting Level

2/10/2015

10 years ago

EP from Well #4

Well #4 ℹ️

<0.03 µg/L

Below Reporting Level

2/10/2015

10 years ago

Minimum Reporting Level: 0.03 µg/L
Reference Level: ?

Contaminant Details

1,3-butadiene (9)

EP from Calleguas

Calleguas Intertie ℹ️

<0.1 µg/L

Below Reporting Level

11/9/2015

9 years ago

EP from Well #4

Well #4 ℹ️

<0.1 µg/L

Below Reporting Level

9/14/2015

10 years ago

EP from Calleguas

Calleguas Intertie ℹ️

<0.1 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Well #2

Well #2 ℹ️

<0.1 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Well #3

Well #3 ℹ️

<0.1 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Calleguas

Calleguas Intertie ℹ️

<0.1 µg/L

Below Reporting Level

5/11/2015

10 years ago

EP from Calleguas

Calleguas Intertie ℹ️

<0.1 µg/L

Below Reporting Level

2/10/2015

10 years ago

EP from Well #3

Well #3 ℹ️

<0.1 µg/L

Below Reporting Level

2/10/2015

10 years ago

EP from Well #4

Well #4 ℹ️

<0.1 µg/L

Below Reporting Level

2/10/2015

10 years ago

Minimum Reporting Level: 0.1 µg/L
Reference Level: ?

Contaminant Details

1,4-dioxane (9)

EP from Calleguas

Calleguas Intertie ℹ️

<0.07 µg/L

Below Reporting Level

11/9/2015

9 years ago

EP from Well #4

Well #4 ℹ️

0.227 µg/L

⚠️ Exceeds Reporting Level of 0.07 µg/L by 0.157 µg/L

8/11/2015

10 years ago

EP from Calleguas

Calleguas Intertie ℹ️

<0.07 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Well #2

Well #2 ℹ️

<0.07 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Well #3

Well #3 ℹ️

<0.07 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Calleguas

Calleguas Intertie ℹ️

<0.07 µg/L

Below Reporting Level

5/11/2015

10 years ago

EP from Well #4

Well #4 ℹ️

0.18 µg/L

⚠️ Exceeds Reporting Level of 0.07 µg/L by 0.11 µg/L

2/10/2015

10 years ago

EP from Calleguas

Calleguas Intertie ℹ️

<0.07 µg/L

Below Reporting Level

2/10/2015

10 years ago

EP from Well #3

Well #3 ℹ️

<0.07 µg/L

Below Reporting Level

2/10/2015

10 years ago

Minimum Reporting Level: 0.07 µg/L
Reference Level: ?

Contaminant Details

bromochloromethane (Halon 1011) (9)

EP from Calleguas

Calleguas Intertie ℹ️

<0.06 µg/L

Below Reporting Level

11/9/2015

9 years ago

EP from Well #4

Well #4 ℹ️

<0.06 µg/L

Below Reporting Level

9/14/2015

10 years ago

EP from Calleguas

Calleguas Intertie ℹ️

<0.06 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Well #2

Well #2 ℹ️

<0.06 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Well #3

Well #3 ℹ️

<0.06 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Calleguas

Calleguas Intertie ℹ️

<0.06 µg/L

Below Reporting Level

5/11/2015

10 years ago

EP from Calleguas

Calleguas Intertie ℹ️

<0.06 µg/L

Below Reporting Level

2/10/2015

10 years ago

EP from Well #3

Well #3 ℹ️

<0.06 µg/L

Below Reporting Level

2/10/2015

10 years ago

EP from Well #4

Well #4 ℹ️

<0.06 µg/L

Below Reporting Level

2/10/2015

10 years ago

Minimum Reporting Level: 0.06 µg/L
Reference Level: ?

Contaminant Details

bromomethane (9)

EP from Calleguas

Calleguas Intertie ℹ️

<0.2 µg/L

Below Reporting Level

11/9/2015

9 years ago

EP from Well #4

Well #4 ℹ️

<0.2 µg/L

Below Reporting Level

9/14/2015

10 years ago

EP from Calleguas

Calleguas Intertie ℹ️

<0.2 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Well #2

Well #2 ℹ️

<0.2 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Well #3

Well #3 ℹ️

<0.2 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Calleguas

Calleguas Intertie ℹ️

<0.2 µg/L

Below Reporting Level

5/11/2015

10 years ago

EP from Calleguas

Calleguas Intertie ℹ️

<0.2 µg/L

Below Reporting Level

2/10/2015

10 years ago

EP from Well #3

Well #3 ℹ️

<0.2 µg/L

Below Reporting Level

2/10/2015

10 years ago

EP from Well #4

Well #4 ℹ️

<0.2 µg/L

Below Reporting Level

2/10/2015

10 years ago

Minimum Reporting Level: 0.2 µg/L
Reference Level: ?

Contaminant Details

chlorate (15)

5501 Balcom Canyon Road

Distribution System - MX ℹ️

64 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 44 µg/L

11/9/2015

9 years ago

EP from Calleguas

Calleguas Intertie ℹ️

<20 µg/L

Below Reporting Level

11/9/2015

9 years ago

5501 Balcom Canyon Road

Distribution System - MX ℹ️

610 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 590 µg/L

8/11/2015

10 years ago

6648 Los Angeles Avenue

Distribution System - GW ℹ️

500 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 480 µg/L

8/11/2015

10 years ago

EP from Calleguas

Calleguas Intertie ℹ️

61.8 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 41.8 µg/L

8/11/2015

10 years ago

EP from Well #2

Well #2 ℹ️

<20 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Well #3

Well #3 ℹ️

<20 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Well #4

Well #4 ℹ️

<20 µg/L

Below Reporting Level

8/11/2015

10 years ago

5501 Balcom Canyon Road

Distribution System - MX ℹ️

380 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 360 µg/L

5/11/2015

10 years ago

EP from Calleguas

Calleguas Intertie ℹ️

100 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 80 µg/L

5/11/2015

10 years ago

5501 Balcom Canyon Road

Distribution System - MX ℹ️

770 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 750 µg/L

2/10/2015

10 years ago

6648 Los Angeles Avenue

Distribution System - GW ℹ️

560 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 540 µg/L

2/10/2015

10 years ago

EP from Calleguas

Calleguas Intertie ℹ️

27 µg/L

⚠️ Exceeds Reporting Level of 20 µg/L by 7 µg/L

2/10/2015

10 years ago

EP from Well #3

Well #3 ℹ️

<20 µg/L

Below Reporting Level

2/10/2015

10 years ago

EP from Well #4

Well #4 ℹ️

<20 µg/L

Below Reporting Level

2/10/2015

10 years ago

Minimum Reporting Level: 20 µg/L
Reference Level: ?

Contaminant Details

chlorodifluoromethane (HCFC-22) (9)

EP from Calleguas

Calleguas Intertie ℹ️

<0.08 µg/L

Below Reporting Level

11/9/2015

9 years ago

EP from Well #4

Well #4 ℹ️

0.123 µg/L

⚠️ Exceeds Reporting Level of 0.08 µg/L by 0.043 µg/L

9/14/2015

10 years ago

EP from Calleguas

Calleguas Intertie ℹ️

<0.08 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Well #2

Well #2 ℹ️

<0.08 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Well #3

Well #3 ℹ️

<0.08 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Calleguas

Calleguas Intertie ℹ️

<0.08 µg/L

Below Reporting Level

5/11/2015

10 years ago

EP from Calleguas

Calleguas Intertie ℹ️

<0.08 µg/L

Below Reporting Level

2/10/2015

10 years ago

EP from Well #3

Well #3 ℹ️

<0.08 µg/L

Below Reporting Level

2/10/2015

10 years ago

EP from Well #4

Well #4 ℹ️

<0.08 µg/L

Below Reporting Level

2/10/2015

10 years ago

Minimum Reporting Level: 0.08 µg/L
Reference Level: ?

Contaminant Details

chloromethane (9)

EP from Calleguas

Calleguas Intertie ℹ️

<0.2 µg/L

Below Reporting Level

11/9/2015

9 years ago

EP from Well #4

Well #4 ℹ️

<0.2 µg/L

Below Reporting Level

9/14/2015

10 years ago

EP from Calleguas

Calleguas Intertie ℹ️

<0.2 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Well #2

Well #2 ℹ️

<0.2 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Well #3

Well #3 ℹ️

<0.2 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Calleguas

Calleguas Intertie ℹ️

<0.2 µg/L

Below Reporting Level

5/11/2015

10 years ago

EP from Calleguas

Calleguas Intertie ℹ️

<0.2 µg/L

Below Reporting Level

2/10/2015

10 years ago

EP from Well #3

Well #3 ℹ️

<0.2 µg/L

Below Reporting Level

2/10/2015

10 years ago

EP from Well #4

Well #4 ℹ️

<0.2 µg/L

Below Reporting Level

2/10/2015

10 years ago

Minimum Reporting Level: 0.2 µg/L
Reference Level: ?

Contaminant Details

chromium (15)

5501 Balcom Canyon Road

Distribution System - MX ℹ️

0.44 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.24 µg/L

11/9/2015

9 years ago

EP from Calleguas

Calleguas Intertie ℹ️

<0.2 µg/L

Below Reporting Level

11/9/2015

9 years ago

EP from Calleguas

Calleguas Intertie ℹ️

0.465 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.265 µg/L

8/11/2015

10 years ago

6648 Los Angeles Avenue

Distribution System - GW ℹ️

0.227 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.027 µg/L

8/11/2015

10 years ago

5501 Balcom Canyon Road

Distribution System - MX ℹ️

0.201 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.001 µg/L

8/11/2015

10 years ago

EP from Well #2

Well #2 ℹ️

<0.2 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Well #3

Well #3 ℹ️

<0.2 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Well #4

Well #4 ℹ️

<0.2 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Calleguas

Calleguas Intertie ℹ️

0.57 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.37 µg/L

5/11/2015

10 years ago

5501 Balcom Canyon Road

Distribution System - MX ℹ️

<0.2 µg/L

Below Reporting Level

5/11/2015

10 years ago

EP from Calleguas

Calleguas Intertie ℹ️

0.31 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.11 µg/L

2/10/2015

10 years ago

EP from Well #3

Well #3 ℹ️

<0.2 µg/L

Below Reporting Level

2/10/2015

10 years ago

EP from Well #4

Well #4 ℹ️

<0.2 µg/L

Below Reporting Level

2/10/2015

10 years ago

5501 Balcom Canyon Road

Distribution System - MX ℹ️

<0.2 µg/L

Below Reporting Level

2/10/2015

10 years ago

6648 Los Angeles Avenue

Distribution System - GW ℹ️

<0.2 µg/L

Below Reporting Level

2/10/2015

10 years ago

Minimum Reporting Level: 0.2 µg/L
Reference Level: ?

Contaminant Details

chromium-6 (15)

5501 Balcom Canyon Road

Distribution System - MX ℹ️

0.15 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.12 µg/L

11/9/2015

9 years ago

EP from Calleguas

Calleguas Intertie ℹ️

0.061 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.031 µg/L

11/9/2015

9 years ago

EP from Calleguas

Calleguas Intertie ℹ️

0.582 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.552 µg/L

8/11/2015

10 years ago

6648 Los Angeles Avenue

Distribution System - GW ℹ️

0.204 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.174 µg/L

8/11/2015

10 years ago

5501 Balcom Canyon Road

Distribution System - MX ℹ️

0.147 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.117 µg/L

8/11/2015

10 years ago

EP from Well #2

Well #2 ℹ️

<0.03 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Well #3

Well #3 ℹ️

<0.03 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Well #4

Well #4 ℹ️

<0.03 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Calleguas

Calleguas Intertie ℹ️

0.54 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.51 µg/L

5/11/2015

10 years ago

5501 Balcom Canyon Road

Distribution System - MX ℹ️

0.089 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.059 µg/L

5/11/2015

10 years ago

EP from Calleguas

Calleguas Intertie ℹ️

0.18 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.15 µg/L

2/10/2015

10 years ago

6648 Los Angeles Avenue

Distribution System - GW ℹ️

0.073 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.043 µg/L

2/10/2015

10 years ago

5501 Balcom Canyon Road

Distribution System - MX ℹ️

0.048 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.018 µg/L

2/10/2015

10 years ago

EP from Well #3

Well #3 ℹ️

<0.03 µg/L

Below Reporting Level

2/10/2015

10 years ago

EP from Well #4

Well #4 ℹ️

<0.03 µg/L

Below Reporting Level

2/10/2015

10 years ago

Minimum Reporting Level: 0.03 µg/L
Reference Level: ?

Contaminant Details

cobalt (15)

EP from Calleguas

Calleguas Intertie ℹ️

<1 µg/L

Below Reporting Level

11/9/2015

9 years ago

5501 Balcom Canyon Road

Distribution System - MX ℹ️

<1 µg/L

Below Reporting Level

11/9/2015

9 years ago

EP from Calleguas

Calleguas Intertie ℹ️

<1 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Well #2

Well #2 ℹ️

<1 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Well #3

Well #3 ℹ️

<1 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Well #4

Well #4 ℹ️

<1 µg/L

Below Reporting Level

8/11/2015

10 years ago

5501 Balcom Canyon Road

Distribution System - MX ℹ️

<1 µg/L

Below Reporting Level

8/11/2015

10 years ago

6648 Los Angeles Avenue

Distribution System - GW ℹ️

<1 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Calleguas

Calleguas Intertie ℹ️

<1 µg/L

Below Reporting Level

5/11/2015

10 years ago

5501 Balcom Canyon Road

Distribution System - MX ℹ️

<1 µg/L

Below Reporting Level

5/11/2015

10 years ago

EP from Calleguas

Calleguas Intertie ℹ️

<1 µg/L

Below Reporting Level

2/10/2015

10 years ago

EP from Well #3

Well #3 ℹ️

<1 µg/L

Below Reporting Level

2/10/2015

10 years ago

EP from Well #4

Well #4 ℹ️

<1 µg/L

Below Reporting Level

2/10/2015

10 years ago

5501 Balcom Canyon Road

Distribution System - MX ℹ️

<1 µg/L

Below Reporting Level

2/10/2015

10 years ago

6648 Los Angeles Avenue

Distribution System - GW ℹ️

<1 µg/L

Below Reporting Level

2/10/2015

10 years ago

Minimum Reporting Level: 1 µg/L
Reference Level: ?

Contaminant Details

Germanium (15)

EP from Calleguas

Calleguas Intertie ℹ️

<1 µg/L

Below Reporting Level

11/9/2015

9 years ago

5501 Balcom Canyon Road

Distribution System - MX ℹ️

<1 µg/L

Below Reporting Level

11/9/2015

9 years ago

EP from Calleguas

Calleguas Intertie ℹ️

<1 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Well #2

Well #2 ℹ️

<1 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Well #3

Well #3 ℹ️

<1 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Well #4

Well #4 ℹ️

<1 µg/L

Below Reporting Level

8/11/2015

10 years ago

5501 Balcom Canyon Road

Distribution System - MX ℹ️

<1 µg/L

Below Reporting Level

8/11/2015

10 years ago

6648 Los Angeles Avenue

Distribution System - GW ℹ️

<1 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Calleguas

Calleguas Intertie ℹ️

<1 µg/L

Below Reporting Level

5/11/2015

10 years ago

5501 Balcom Canyon Road

Distribution System - MX ℹ️

<1 µg/L

Below Reporting Level

5/11/2015

10 years ago

EP from Well #4

Well #4 ℹ️

1 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 0 µg/L

2/10/2015

10 years ago

EP from Calleguas

Calleguas Intertie ℹ️

<1 µg/L

Below Reporting Level

2/10/2015

10 years ago

EP from Well #3

Well #3 ℹ️

<1 µg/L

Below Reporting Level

2/10/2015

10 years ago

5501 Balcom Canyon Road

Distribution System - MX ℹ️

<1 µg/L

Below Reporting Level

2/10/2015

10 years ago

6648 Los Angeles Avenue

Distribution System - GW ℹ️

<1 µg/L

Below Reporting Level

2/10/2015

10 years ago

Minimum Reporting Level: 1 µg/L
Reference Level: ?

Contaminant Details

Manganese (15)

5501 Balcom Canyon Road

Distribution System - MX ℹ️

1100 µg/L

☠️ Exceeds Reference Level by 800 µg/L

11/9/2015

9 years ago

EP from Calleguas

Calleguas Intertie ℹ️

6 µg/L

Meets Reporting Threshold

11/9/2015

9 years ago

EP from Well #4

Well #4 ℹ️

443 µg/L

☠️ Exceeds Reference Level by 143 µg/L

8/11/2015

10 years ago

EP from Well #2

Well #2 ℹ️

127 µg/L

Meets Reporting Threshold

8/11/2015

10 years ago

EP from Well #3

Well #3 ℹ️

103 µg/L

Meets Reporting Threshold

8/11/2015

10 years ago

5501 Balcom Canyon Road

Distribution System - MX ℹ️

59.5 µg/L

Meets Reporting Threshold

8/11/2015

10 years ago

6648 Los Angeles Avenue

Distribution System - GW ℹ️

8.55 µg/L

Meets Reporting Threshold

8/11/2015

10 years ago

EP from Calleguas

Calleguas Intertie ℹ️

<1 µg/L

Below Reporting Level

8/11/2015

10 years ago

5501 Balcom Canyon Road

Distribution System - MX ℹ️

150 µg/L

Meets Reporting Threshold

5/11/2015

10 years ago

EP from Calleguas

Calleguas Intertie ℹ️

1.1 µg/L

Meets Reporting Threshold

5/11/2015

10 years ago

EP from Well #4

Well #4 ℹ️

520 µg/L

☠️ Exceeds Reference Level by 220 µg/L

2/10/2015

10 years ago

EP from Well #3

Well #3 ℹ️

110 µg/L

Meets Reporting Threshold

2/10/2015

10 years ago

6648 Los Angeles Avenue

Distribution System - GW ℹ️

55 µg/L

Meets Reporting Threshold

2/10/2015

10 years ago

5501 Balcom Canyon Road

Distribution System - MX ℹ️

32 µg/L

Meets Reporting Threshold

2/10/2015

10 years ago

EP from Calleguas

Calleguas Intertie ℹ️

2.9 µg/L

Meets Reporting Threshold

2/10/2015

10 years ago

Minimum Reporting Level: 1 µg/L
Reference Level: 300 µg/L

Contaminant Details

molybdenum (15)

EP from Calleguas

Calleguas Intertie ℹ️

3.9 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 2.9 µg/L

11/9/2015

9 years ago

5501 Balcom Canyon Road

Distribution System - MX ℹ️

3.2 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 2.2 µg/L

11/9/2015

9 years ago

EP from Well #4

Well #4 ℹ️

34.7 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 33.7 µg/L

8/11/2015

10 years ago

6648 Los Angeles Avenue

Distribution System - GW ℹ️

22.9 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 21.9 µg/L

8/11/2015

10 years ago

5501 Balcom Canyon Road

Distribution System - MX ℹ️

17.3 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 16.3 µg/L

8/11/2015

10 years ago

EP from Well #3

Well #3 ℹ️

11 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 10 µg/L

8/11/2015

10 years ago

EP from Well #2

Well #2 ℹ️

8.38 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 7.38 µg/L

8/11/2015

10 years ago

EP from Calleguas

Calleguas Intertie ℹ️

5.62 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 4.62 µg/L

8/11/2015

10 years ago

5501 Balcom Canyon Road

Distribution System - MX ℹ️

10 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 9 µg/L

5/11/2015

10 years ago

EP from Calleguas

Calleguas Intertie ℹ️

6.1 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 5.1 µg/L

5/11/2015

10 years ago

EP from Well #4

Well #4 ℹ️

34 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 33 µg/L

2/10/2015

10 years ago

5501 Balcom Canyon Road

Distribution System - MX ℹ️

32 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 31 µg/L

2/10/2015

10 years ago

6648 Los Angeles Avenue

Distribution System - GW ℹ️

24 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 23 µg/L

2/10/2015

10 years ago

EP from Well #3

Well #3 ℹ️

11 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 10 µg/L

2/10/2015

10 years ago

EP from Calleguas

Calleguas Intertie ℹ️

4 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 3 µg/L

2/10/2015

10 years ago

Minimum Reporting Level: 1 µg/L
Reference Level: ?

Contaminant Details

perfluorobutanesulfonic acid (9)

EP from Calleguas

Calleguas Intertie ℹ️

<0.09 µg/L

Below Reporting Level

11/9/2015

9 years ago

EP from Calleguas

Calleguas Intertie ℹ️

<0.09 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Well #2

Well #2 ℹ️

<0.09 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Well #3

Well #3 ℹ️

<0.09 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Well #4

Well #4 ℹ️

<0.09 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Calleguas

Calleguas Intertie ℹ️

<0.09 µg/L

Below Reporting Level

5/11/2015

10 years ago

EP from Calleguas

Calleguas Intertie ℹ️

<0.09 µg/L

Below Reporting Level

2/10/2015

10 years ago

EP from Well #3

Well #3 ℹ️

<0.09 µg/L

Below Reporting Level

2/10/2015

10 years ago

EP from Well #4

Well #4 ℹ️

<0.09 µg/L

Below Reporting Level

2/10/2015

10 years ago

Minimum Reporting Level: 0.09 µg/L
Reference Level: ?

Contaminant Details

perfluoroheptanoic acid (9)

EP from Calleguas

Calleguas Intertie ℹ️

<0.01 µg/L

Below Reporting Level

11/9/2015

9 years ago

EP from Calleguas

Calleguas Intertie ℹ️

<0.01 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Well #2

Well #2 ℹ️

<0.01 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Well #3

Well #3 ℹ️

<0.01 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Well #4

Well #4 ℹ️

<0.01 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Calleguas

Calleguas Intertie ℹ️

<0.01 µg/L

Below Reporting Level

5/11/2015

10 years ago

EP from Calleguas

Calleguas Intertie ℹ️

<0.01 µg/L

Below Reporting Level

2/10/2015

10 years ago

EP from Well #3

Well #3 ℹ️

<0.01 µg/L

Below Reporting Level

2/10/2015

10 years ago

EP from Well #4

Well #4 ℹ️

<0.01 µg/L

Below Reporting Level

2/10/2015

10 years ago

Minimum Reporting Level: 0.01 µg/L
Reference Level: ?

Contaminant Details

perfluorohexanesulfonic acid (9)

EP from Calleguas

Calleguas Intertie ℹ️

<0.03 µg/L

Below Reporting Level

11/9/2015

9 years ago

EP from Calleguas

Calleguas Intertie ℹ️

<0.03 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Well #2

Well #2 ℹ️

<0.03 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Well #3

Well #3 ℹ️

<0.03 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Well #4

Well #4 ℹ️

<0.03 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Calleguas

Calleguas Intertie ℹ️

<0.03 µg/L

Below Reporting Level

5/11/2015

10 years ago

EP from Calleguas

Calleguas Intertie ℹ️

<0.03 µg/L

Below Reporting Level

2/10/2015

10 years ago

EP from Well #3

Well #3 ℹ️

<0.03 µg/L

Below Reporting Level

2/10/2015

10 years ago

EP from Well #4

Well #4 ℹ️

<0.03 µg/L

Below Reporting Level

2/10/2015

10 years ago

Minimum Reporting Level: 0.03 µg/L
Reference Level: ?

Contaminant Details

perfluorononanoic acid (9)

EP from Calleguas

Calleguas Intertie ℹ️

<0.02 µg/L

Below Reporting Level

11/9/2015

9 years ago

EP from Calleguas

Calleguas Intertie ℹ️

<0.02 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Well #2

Well #2 ℹ️

<0.02 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Well #3

Well #3 ℹ️

<0.02 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Well #4

Well #4 ℹ️

<0.02 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Calleguas

Calleguas Intertie ℹ️

<0.02 µg/L

Below Reporting Level

5/11/2015

10 years ago

EP from Calleguas

Calleguas Intertie ℹ️

<0.02 µg/L

Below Reporting Level

2/10/2015

10 years ago

EP from Well #3

Well #3 ℹ️

<0.02 µg/L

Below Reporting Level

2/10/2015

10 years ago

EP from Well #4

Well #4 ℹ️

<0.02 µg/L

Below Reporting Level

2/10/2015

10 years ago

Minimum Reporting Level: 0.02 µg/L
Reference Level: ?

Contaminant Details

perfluorooctanesulfonic acid (9)

EP from Calleguas

Calleguas Intertie ℹ️

<0.04 µg/L

Below Reporting Level

11/9/2015

9 years ago

EP from Calleguas

Calleguas Intertie ℹ️

<0.04 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Well #2

Well #2 ℹ️

<0.04 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Well #3

Well #3 ℹ️

<0.04 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Well #4

Well #4 ℹ️

<0.04 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Calleguas

Calleguas Intertie ℹ️

<0.04 µg/L

Below Reporting Level

5/11/2015

10 years ago

EP from Calleguas

Calleguas Intertie ℹ️

<0.04 µg/L

Below Reporting Level

2/10/2015

10 years ago

EP from Well #3

Well #3 ℹ️

<0.04 µg/L

Below Reporting Level

2/10/2015

10 years ago

EP from Well #4

Well #4 ℹ️

<0.04 µg/L

Below Reporting Level

2/10/2015

10 years ago

Minimum Reporting Level: 0.04 µg/L
Reference Level: ?

Contaminant Details

perfluorooctanoic acid (9)

EP from Calleguas

Calleguas Intertie ℹ️

<0.02 µg/L

Below Reporting Level

11/9/2015

9 years ago

EP from Calleguas

Calleguas Intertie ℹ️

<0.02 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Well #2

Well #2 ℹ️

<0.02 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Well #3

Well #3 ℹ️

<0.02 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Well #4

Well #4 ℹ️

<0.02 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Calleguas

Calleguas Intertie ℹ️

<0.02 µg/L

Below Reporting Level

5/11/2015

10 years ago

EP from Calleguas

Calleguas Intertie ℹ️

<0.02 µg/L

Below Reporting Level

2/10/2015

10 years ago

EP from Well #3

Well #3 ℹ️

<0.02 µg/L

Below Reporting Level

2/10/2015

10 years ago

EP from Well #4

Well #4 ℹ️

<0.02 µg/L

Below Reporting Level

2/10/2015

10 years ago

Minimum Reporting Level: 0.02 µg/L
Reference Level: ?

Contaminant Details

strontium (15)

5501 Balcom Canyon Road

Distribution System - MX ℹ️

520 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 519.7 µg/L

11/9/2015

9 years ago

EP from Calleguas

Calleguas Intertie ℹ️

420 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 419.7 µg/L

11/9/2015

9 years ago

EP from Well #4

Well #4 ℹ️

1400 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 1399.7 µg/L

8/11/2015

10 years ago

6648 Los Angeles Avenue

Distribution System - GW ℹ️

1100 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 1099.7 µg/L

8/11/2015

10 years ago

5501 Balcom Canyon Road

Distribution System - MX ℹ️

807 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 806.7 µg/L

8/11/2015

10 years ago

EP from Well #2

Well #2 ℹ️

557 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 556.7 µg/L

8/11/2015

10 years ago

EP from Calleguas

Calleguas Intertie ℹ️

516 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 515.7 µg/L

8/11/2015

10 years ago

EP from Well #3

Well #3 ℹ️

426 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 425.7 µg/L

8/11/2015

10 years ago

EP from Calleguas

Calleguas Intertie ℹ️

570 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 569.7 µg/L

5/11/2015

10 years ago

5501 Balcom Canyon Road

Distribution System - MX ℹ️

530 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 529.7 µg/L

5/11/2015

10 years ago

EP from Well #4

Well #4 ℹ️

1400 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 1399.7 µg/L

2/10/2015

10 years ago

5501 Balcom Canyon Road

Distribution System - MX ℹ️

1300 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 1299.7 µg/L

2/10/2015

10 years ago

6648 Los Angeles Avenue

Distribution System - GW ℹ️

960 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 959.7 µg/L

2/10/2015

10 years ago

EP from Calleguas

Calleguas Intertie ℹ️

510 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 509.7 µg/L

2/10/2015

10 years ago

EP from Well #3

Well #3 ℹ️

410 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 409.7 µg/L

2/10/2015

10 years ago

Minimum Reporting Level: 0.3 µg/L
Reference Level: ?

Contaminant Details

vanadium (15)

5501 Balcom Canyon Road

Distribution System - MX ℹ️

9.6 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 9.4 µg/L

11/9/2015

9 years ago

EP from Calleguas

Calleguas Intertie ℹ️

0.86 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.66 µg/L

11/9/2015

9 years ago

EP from Calleguas

Calleguas Intertie ℹ️

5.16 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 4.96 µg/L

8/11/2015

10 years ago

5501 Balcom Canyon Road

Distribution System - MX ℹ️

2.54 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 2.34 µg/L

8/11/2015

10 years ago

6648 Los Angeles Avenue

Distribution System - GW ℹ️

1.92 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 1.72 µg/L

8/11/2015

10 years ago

EP from Well #2

Well #2 ℹ️

<0.2 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Well #3

Well #3 ℹ️

<0.2 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Well #4

Well #4 ℹ️

<0.2 µg/L

Below Reporting Level

8/11/2015

10 years ago

EP from Calleguas

Calleguas Intertie ℹ️

5.1 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 4.9 µg/L

5/11/2015

10 years ago

5501 Balcom Canyon Road

Distribution System - MX ℹ️

0.21 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.01 µg/L

5/11/2015

10 years ago

EP from Calleguas

Calleguas Intertie ℹ️

2.8 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 2.6 µg/L

2/10/2015

10 years ago

EP from Well #3

Well #3 ℹ️

<0.2 µg/L

Below Reporting Level

2/10/2015

10 years ago

EP from Well #4

Well #4 ℹ️

<0.2 µg/L

Below Reporting Level

2/10/2015

10 years ago

5501 Balcom Canyon Road

Distribution System - MX ℹ️

<0.2 µg/L

Below Reporting Level

2/10/2015

10 years ago

6648 Los Angeles Avenue

Distribution System - GW ℹ️

<0.2 µg/L

Below Reporting Level

2/10/2015

10 years ago

Minimum Reporting Level: 0.2 µg/L
Reference Level: ?

Contaminant Details

Ventura CWWD #19 - Somis (CA) Water Quality

Contaminants

1,1-dichloroethane (9)

1,2,3-trichloropropane (9)

1,3-butadiene (9)

1,4-dioxane (9)

bromochloromethane (Halon 1011) (9)

bromomethane (9)

chlorate (15)

chlorodifluoromethane (HCFC-22) (9)

chloromethane (9)

chromium (15)

chromium-6 (15)

cobalt (15)

Germanium (15)

Manganese (15)

molybdenum (15)

perfluorobutanesulfonic acid (9)

perfluoroheptanoic acid (9)

perfluorohexanesulfonic acid (9)

perfluorononanoic acid (9)

perfluorooctanesulfonic acid (9)

perfluorooctanoic acid (9)

strontium (15)

vanadium (15)

Sampling Facilities

Calleguas Intertie
Surface Water (SW)

Well #2
Ground Water (GW)

Well #3
Ground Water (GW)

Well #4
Ground Water (GW)

Distribution System - MX
Multiple Sources (MX)

Distribution System - GW
Ground Water (GW)

FAQ

Is Ventura CWWD #19 - Somis tap water safe to drink?

When was Ventura CWWD #19 - Somis last tested for water contamination?

Contaminants

1,1-dichloroethane (9)

1,2,3-trichloropropane (9)

1,3-butadiene (9)

1,4-dioxane (9)

bromochloromethane (Halon 1011) (9)

bromomethane (9)

chlorate (15)

chlorodifluoromethane (HCFC-22) (9)

chloromethane (9)

chromium (15)

chromium-6 (15)

cobalt (15)

Germanium (15)

Manganese (15)

molybdenum (15)

perfluorobutanesulfonic acid (9)

perfluoroheptanoic acid (9)

perfluorohexanesulfonic acid (9)

perfluorononanoic acid (9)

perfluorooctanesulfonic acid (9)

perfluorooctanoic acid (9)

strontium (15)

vanadium (15)

Sampling Facilities

Calleguas Intertie Surface Water (SW)

Well #2 Ground Water (GW)

Well #3 Ground Water (GW)

Well #4 Ground Water (GW)

Distribution System - MX Multiple Sources (MX)

Distribution System - GW Ground Water (GW)

FAQ

Is Ventura CWWD #19 - Somis tap water safe to drink?

When was Ventura CWWD #19 - Somis last tested for water contamination?

Calleguas Intertie
Surface Water (SW)

Well #2
Ground Water (GW)

Well #3
Ground Water (GW)

Well #4
Ground Water (GW)

Distribution System - MX
Multiple Sources (MX)

Distribution System - GW
Ground Water (GW)