City of Los Angeles Dept. of Water & Power (CA) Water Quality

City of Los Angeles Dept. of Water & Power is a large public water system in EPA region 09 that provides tap water for the 90001 - 90008, 90011 - 90023, 90026 - 90042, 90045 - 90059, 90062 - 90066, 90069, 90075 - 90077, 90094 - 90272, 90291 - 90405, 90502, 90710 - 90822, 91040 - 91042, 91201 - 91662, 91781, 91803 zip codes. It has 7 facilities where the water supply was tested for 23 chemical contaminants that impact tap water quality and human health.

Contaminants

1-butanol

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 City of Los Angeles Dept. of Water & Power showed levels of 1-butanol that were below unsafe concentration levels. Learn more about 1-butanol.

BYPIN, EP #011 LAAFP Finished, 1910067-011
Los Angeles Aqueduct Filtration Plant (LAAFP)
4/2/2019
71 months ago
<2.0 µg/L
Below Reporting Level
RSCBCL, EP #133 RSC Blend, 1910067-133
River Supply Conduit
4/2/2019
71 months ago
<2.0 µg/L
Below Reporting Level
EGLRK42A, EP #196 MWD LA-17, 1910067-196
LA-17
4/2/2019
71 months ago
<2.0 µg/L
Below Reporting Level
PVACM, EP #199 MWD LA-21, 1910067-199
LA-21
4/2/2019
71 months ago
<2.0 µg/L
Below Reporting Level
TJCNTRBY, EP #205 Tujunga Wells Blend, 1910067-205
Combined Tujunga Wells
4/2/2019
71 months ago
<2.0 µg/L
Below Reporting Level

2-methoxyethanol

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 City of Los Angeles Dept. of Water & Power showed levels of 2-methoxyethanol that were below unsafe concentration levels. Learn more about 2-methoxyethanol.

BYPIN, EP #011 LAAFP Finished, 1910067-011
Los Angeles Aqueduct Filtration Plant (LAAFP)
4/2/2019
71 months ago
<0.4 µg/L
Below Reporting Level
RSCBCL, EP #133 RSC Blend, 1910067-133
River Supply Conduit
4/2/2019
71 months ago
<0.4 µg/L
Below Reporting Level
EGLRK42A, EP #196 MWD LA-17, 1910067-196
LA-17
4/2/2019
71 months ago
<0.4 µg/L
Below Reporting Level
PVACM, EP #199 MWD LA-21, 1910067-199
LA-21
4/2/2019
71 months ago
<0.4 µg/L
Below Reporting Level
TJCNTRBY, EP #205 Tujunga Wells Blend, 1910067-205
Combined Tujunga Wells
4/2/2019
71 months ago
<0.4 µg/L
Below Reporting Level

2-propen-1-ol (Allyl Alcohol)

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 City of Los Angeles Dept. of Water & Power showed levels of 2-propen-1-ol (Allyl Alcohol) that were below unsafe concentration levels. Learn more about 2-propen-1-ol (Allyl Alcohol).

BYPIN, EP #011 LAAFP Finished, 1910067-011
Los Angeles Aqueduct Filtration Plant (LAAFP)
4/2/2019
71 months ago
<0.5 µg/L
Below Reporting Level
RSCBCL, EP #133 RSC Blend, 1910067-133
River Supply Conduit
4/2/2019
71 months ago
<0.5 µg/L
Below Reporting Level
EGLRK42A, EP #196 MWD LA-17, 1910067-196
LA-17
4/2/2019
71 months ago
<0.5 µg/L
Below Reporting Level
PVACM, EP #199 MWD LA-21, 1910067-199
LA-21
4/2/2019
71 months ago
<0.5 µg/L
Below Reporting Level
TJCNTRBY, EP #205 Tujunga Wells Blend, 1910067-205
Combined Tujunga Wells
4/2/2019
71 months ago
<0.5 µg/L
Below Reporting Level

HAA5 (five regulated haloacetic acids)

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 City of Los Angeles Dept. of Water & Power showed levels of HAA5 (five regulated haloacetic acids) that were below unsafe concentration levels. The maximum reported value was 10.699 µg/L. Learn more about HAA5 (five regulated haloacetic acids).

055ST, EP #800, RSC Blend, 1910067-800
Distribution System (MX)
4/2/2019
71 months ago
3.32 µg/L
Meets Reporting Threshold
AMESBURY, EP # 801, TJ Wells Blend, 1910067-801
Distribution System (MX)
4/2/2019
71 months ago
4.281 µg/L
Meets Reporting Threshold
DS013, EP # 806, RSC Blend, 1910067-806
Distribution System (MX)
4/4/2019
71 months ago
3.159 µg/L
Meets Reporting Threshold
DS124, EP #808, TJ Well Blend, 1910067-808,
Distribution System (MX)
4/4/2019
71 months ago
3.12 µg/L
Meets Reporting Threshold
LNDC1515, EP #812, TJ Wells Blend, 1910067-812
Distribution System (MX)
4/4/2019
71 months ago
3.087 µg/L
Meets Reporting Threshold
AVENUE53,EP # 802, MWD LA-17, 1910067-802
Distribution System (SW)
4/1/2019
71 months ago
9.384 µg/L
Meets Reporting Threshold
CHASTAIN, EP #803, LAAFP Finished, 1910067-803
Distribution System (SW)
4/3/2019
71 months ago
7.083 µg/L
Meets Reporting Threshold
CORDELIA, EP #804, LAAFP Finished, 1910067-804
Distribution System (SW)
4/3/2019
71 months ago
5.221 µg/L
Meets Reporting Threshold
CUMBRE, EP # 805, MWD LA-21, 1910067-805
Distribution System (SW)
4/4/2019
71 months ago
5.412 µg/L
Meets Reporting Threshold
DS066, EP# 807, LAAFP Finished, 1910067-807
Distribution System (SW)
4/3/2019
71 months ago
5.365 µg/L
Meets Reporting Threshold
EILAT, EP # 809, LAAFP Finished, 1910067-809
Distribution System (SW)
4/2/2019
71 months ago
6.29 µg/L
Meets Reporting Threshold
ESTEPA, EP #810, LAAFP Finished, 1910067-810
Distribution System (SW)
4/11/2019
71 months ago
10.699 µg/L
Meets Reporting Threshold
HARTZELL, EP #811, LAAFP Finished, 1910067-811
Distribution System (SW)
4/4/2019
71 months ago
6.448 µg/L
Meets Reporting Threshold
MTGATE, EP #813, LAAFP Finished, 1910067-813
Distribution System (SW)
4/4/2019
71 months ago
2.445 µg/L
Meets Reporting Threshold
NBEVGLEN, EP #814, LAAFP Finished, 1910067-814
Distribution System (SW)
4/4/2019
71 months ago
2.853 µg/L
Meets Reporting Threshold
QDRVCHIO, EP #815, LAAFP Finished, 1910067-815
Distribution System (SW)
4/3/2019
71 months ago
5.602 µg/L
Meets Reporting Threshold
VENICE, EP #816, LAAFP Finished, 1910067-816
Distribution System (SW)
4/2/2019
71 months ago
2.732 µg/L
Meets Reporting Threshold

HAA6Br (six brominated haloacetic acids)

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).

055ST, EP #800, RSC Blend, 1910067-800
Distribution System (MX)
4/2/2019
71 months ago
4.233 µg/L
AMESBURY, EP # 801, TJ Wells Blend, 1910067-801
Distribution System (MX)
4/2/2019
71 months ago
5.243 µg/L
DS013, EP # 806, RSC Blend, 1910067-806
Distribution System (MX)
4/4/2019
71 months ago
3.94 µg/L
DS124, EP #808, TJ Well Blend, 1910067-808,
Distribution System (MX)
4/4/2019
71 months ago
4.036 µg/L
LNDC1515, EP #812, TJ Wells Blend, 1910067-812
Distribution System (MX)
4/4/2019
71 months ago
4.434 µg/L
AVENUE53,EP # 802, MWD LA-17, 1910067-802
Distribution System (SW)
4/1/2019
71 months ago
9.564 µg/L
CHASTAIN, EP #803, LAAFP Finished, 1910067-803
Distribution System (SW)
4/3/2019
71 months ago
9.804 µg/L
CORDELIA, EP #804, LAAFP Finished, 1910067-804
Distribution System (SW)
4/3/2019
71 months ago
7.258 µg/L
CUMBRE, EP # 805, MWD LA-21, 1910067-805
Distribution System (SW)
4/4/2019
71 months ago
6.579 µg/L
DS066, EP# 807, LAAFP Finished, 1910067-807
Distribution System (SW)
4/3/2019
71 months ago
7.423 µg/L
EILAT, EP # 809, LAAFP Finished, 1910067-809
Distribution System (SW)
4/2/2019
71 months ago
7.014 µg/L
ESTEPA, EP #810, LAAFP Finished, 1910067-810
Distribution System (SW)
4/11/2019
71 months ago
8.559 µg/L
HARTZELL, EP #811, LAAFP Finished, 1910067-811
Distribution System (SW)
4/4/2019
71 months ago
16.038 µg/L
MTGATE, EP #813, LAAFP Finished, 1910067-813
Distribution System (SW)
4/4/2019
71 months ago
3.288 µg/L
NBEVGLEN, EP #814, LAAFP Finished, 1910067-814
Distribution System (SW)
4/4/2019
71 months ago
3.634 µg/L
QDRVCHIO, EP #815, LAAFP Finished, 1910067-815
Distribution System (SW)
4/3/2019
71 months ago
7.174 µg/L
VENICE, EP #816, LAAFP Finished, 1910067-816
Distribution System (SW)
4/2/2019
71 months ago
4.143 µg/L

HAA9 (nine haloacetic acids)

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).

055ST, EP #800, RSC Blend, 1910067-800
Distribution System (MX)
4/2/2019
71 months ago
6.738 µg/L
AMESBURY, EP # 801, TJ Wells Blend, 1910067-801
Distribution System (MX)
4/2/2019
71 months ago
8.334 µg/L
DS013, EP # 806, RSC Blend, 1910067-806
Distribution System (MX)
4/4/2019
71 months ago
6.322 µg/L
DS124, EP #808, TJ Well Blend, 1910067-808,
Distribution System (MX)
4/4/2019
71 months ago
6.346 µg/L
LNDC1515, EP #812, TJ Wells Blend, 1910067-812
Distribution System (MX)
4/4/2019
71 months ago
6.574 µg/L
AVENUE53,EP # 802, MWD LA-17, 1910067-802
Distribution System (SW)
4/1/2019
71 months ago
16.354 µg/L
CHASTAIN, EP #803, LAAFP Finished, 1910067-803
Distribution System (SW)
4/3/2019
71 months ago
11.824 µg/L
CORDELIA, EP #804, LAAFP Finished, 1910067-804
Distribution System (SW)
4/3/2019
71 months ago
8.718 µg/L
CUMBRE, EP # 805, MWD LA-21, 1910067-805
Distribution System (SW)
4/4/2019
71 months ago
9.757 µg/L
DS066, EP# 807, LAAFP Finished, 1910067-807
Distribution System (SW)
4/3/2019
71 months ago
8.733 µg/L
EILAT, EP # 809, LAAFP Finished, 1910067-809
Distribution System (SW)
4/2/2019
71 months ago
11.76 µg/L
ESTEPA, EP #810, LAAFP Finished, 1910067-810
Distribution System (SW)
4/11/2019
71 months ago
17.339 µg/L
HARTZELL, EP #811, LAAFP Finished, 1910067-811
Distribution System (SW)
4/4/2019
71 months ago
18.938 µg/L
MTGATE, EP #813, LAAFP Finished, 1910067-813
Distribution System (SW)
4/4/2019
71 months ago
5.058 µg/L
NBEVGLEN, EP #814, LAAFP Finished, 1910067-814
Distribution System (SW)
4/4/2019
71 months ago
5.694 µg/L
QDRVCHIO, EP #815, LAAFP Finished, 1910067-815
Distribution System (SW)
4/3/2019
71 months ago
8.764 µg/L
VENICE, EP #816, LAAFP Finished, 1910067-816
Distribution System (SW)
4/2/2019
71 months ago
6.003 µg/L

alpha-hexachlorocyclohexane

alpha-hexachlorocyclohexane is a chemical contaminant that has a reference level of 0.006 µg/L. All the latest water samples for City of Los Angeles Dept. of Water & Power showed levels of alpha-hexachlorocyclohexane that were below unsafe concentration levels. Learn more about alpha-hexachlorocyclohexane.

BYPIN, EP #011 LAAFP Finished, 1910067-011
Los Angeles Aqueduct Filtration Plant (LAAFP)
4/2/2019
71 months ago
<0.01 µg/L
Below Reporting Level
RSCBCL, EP #133 RSC Blend, 1910067-133
River Supply Conduit
4/2/2019
71 months ago
<0.01 µg/L
Below Reporting Level
EGLRK42A, EP #196 MWD LA-17, 1910067-196
LA-17
4/2/2019
71 months ago
<0.01 µg/L
Below Reporting Level
PVACM, EP #199 MWD LA-21, 1910067-199
LA-21
4/2/2019
71 months ago
<0.01 µg/L
Below Reporting Level
TJCNTRBY, EP #205 Tujunga Wells Blend, 1910067-205
Combined Tujunga Wells
4/2/2019
71 months ago
<0.01 µg/L
Below Reporting Level

anatoxin-a

anatoxin-a is a chemical contaminant that is a potential threat to human health. Learn more about anatoxin-a.

BYPIN, EP #011 LAAFP Finished, 1910067-011
Los Angeles Aqueduct Filtration Plant (LAAFP)
10/16/2018
76 months ago
<0.03 µg/L
Below Reporting Level
RSCBCL, EP #133 RSC Blend, 1910067-133
River Supply Conduit
10/16/2018
76 months ago
<0.03 µg/L
Below Reporting Level
EGLRK42A, EP #196 MWD LA-17, 1910067-196
LA-17
10/16/2018
76 months ago
<0.03 µg/L
Below Reporting Level
PVACM, EP #199 MWD LA-21, 1910067-199
LA-21
10/16/2018
76 months ago
<0.03 µg/L
Below Reporting Level
TJCNTRBY, EP #205 Tujunga Wells Blend, 1910067-205
Combined Tujunga Wells
10/16/2018
76 months ago
<0.03 µg/L
Below Reporting Level

Butylated Hydroxyanisole

Butylated Hydroxyanisole is a chemical contaminant that is a potential threat to human health. Learn more about Butylated Hydroxyanisole.

BYPIN, EP #011 LAAFP Finished, 1910067-011
Los Angeles Aqueduct Filtration Plant (LAAFP)
4/2/2019
71 months ago
<0.03 µg/L
Below Reporting Level
RSCBCL, EP #133 RSC Blend, 1910067-133
River Supply Conduit
4/2/2019
71 months ago
<0.03 µg/L
Below Reporting Level
EGLRK42A, EP #196 MWD LA-17, 1910067-196
LA-17
4/2/2019
71 months ago
<0.03 µg/L
Below Reporting Level
PVACM, EP #199 MWD LA-21, 1910067-199
LA-21
4/2/2019
71 months ago
<0.03 µg/L
Below Reporting Level
TJCNTRBY, EP #205 Tujunga Wells Blend, 1910067-205
Combined Tujunga Wells
4/2/2019
71 months ago
<0.03 µg/L
Below Reporting Level

chlorpyrifos

chlorpyrifos is a chemical contaminant that has a reference level of 2 µg/L. All the latest water samples for City of Los Angeles Dept. of Water & Power showed levels of chlorpyrifos that were below unsafe concentration levels. Learn more about chlorpyrifos.

BYPIN, EP #011 LAAFP Finished, 1910067-011
Los Angeles Aqueduct Filtration Plant (LAAFP)
4/2/2019
71 months ago
<0.03 µg/L
Below Reporting Level
RSCBCL, EP #133 RSC Blend, 1910067-133
River Supply Conduit
4/2/2019
71 months ago
<0.03 µg/L
Below Reporting Level
EGLRK42A, EP #196 MWD LA-17, 1910067-196
LA-17
4/2/2019
71 months ago
<0.03 µg/L
Below Reporting Level
PVACM, EP #199 MWD LA-21, 1910067-199
LA-21
4/2/2019
71 months ago
<0.03 µg/L
Below Reporting Level
TJCNTRBY, EP #205 Tujunga Wells Blend, 1910067-205
Combined Tujunga Wells
4/2/2019
71 months ago
<0.03 µg/L
Below Reporting Level

cylindrospermopsin

cylindrospermopsin is a chemical contaminant that has a reference level of 0.7 µg/L. All the latest water samples for City of Los Angeles Dept. of Water & Power showed levels of cylindrospermopsin that were below unsafe concentration levels. Learn more about cylindrospermopsin.

BYPIN, EP #011 LAAFP Finished, 1910067-011
Los Angeles Aqueduct Filtration Plant (LAAFP)
10/16/2018
76 months ago
<0.09 µg/L
Below Reporting Level
RSCBCL, EP #133 RSC Blend, 1910067-133
River Supply Conduit
10/16/2018
76 months ago
<0.09 µg/L
Below Reporting Level
EGLRK42A, EP #196 MWD LA-17, 1910067-196
LA-17
10/16/2018
76 months ago
<0.09 µg/L
Below Reporting Level
PVACM, EP #199 MWD LA-21, 1910067-199
LA-21
10/16/2018
76 months ago
<0.09 µg/L
Below Reporting Level
TJCNTRBY, EP #205 Tujunga Wells Blend, 1910067-205
Combined Tujunga Wells
10/16/2018
76 months ago
<0.09 µg/L
Below Reporting Level

dimethipin

dimethipin is a chemical contaminant that has a reference level of 140 µg/L. All the latest water samples for City of Los Angeles Dept. of Water & Power showed levels of dimethipin that were below unsafe concentration levels. Learn more about dimethipin.

BYPIN, EP #011 LAAFP Finished, 1910067-011
Los Angeles Aqueduct Filtration Plant (LAAFP)
4/2/2019
71 months ago
<0.2 µg/L
Below Reporting Level
RSCBCL, EP #133 RSC Blend, 1910067-133
River Supply Conduit
4/2/2019
71 months ago
<0.2 µg/L
Below Reporting Level
EGLRK42A, EP #196 MWD LA-17, 1910067-196
LA-17
4/2/2019
71 months ago
<0.2 µg/L
Below Reporting Level
PVACM, EP #199 MWD LA-21, 1910067-199
LA-21
4/2/2019
71 months ago
<0.2 µg/L
Below Reporting Level
TJCNTRBY, EP #205 Tujunga Wells Blend, 1910067-205
Combined Tujunga Wells
4/2/2019
71 months ago
<0.2 µg/L
Below Reporting Level

ethoprop

ethoprop is a chemical contaminant that has a reference level of 1.14 µg/L. All the latest water samples for City of Los Angeles Dept. of Water & Power showed levels of ethoprop that were below unsafe concentration levels. Learn more about ethoprop.

BYPIN, EP #011 LAAFP Finished, 1910067-011
Los Angeles Aqueduct Filtration Plant (LAAFP)
4/2/2019
71 months ago
<0.03 µg/L
Below Reporting Level
RSCBCL, EP #133 RSC Blend, 1910067-133
River Supply Conduit
4/2/2019
71 months ago
<0.03 µg/L
Below Reporting Level
EGLRK42A, EP #196 MWD LA-17, 1910067-196
LA-17
4/2/2019
71 months ago
<0.03 µg/L
Below Reporting Level
PVACM, EP #199 MWD LA-21, 1910067-199
LA-21
4/2/2019
71 months ago
<0.03 µg/L
Below Reporting Level
TJCNTRBY, EP #205 Tujunga Wells Blend, 1910067-205
Combined Tujunga Wells
4/2/2019
71 months ago
<0.03 µg/L
Below Reporting Level

Germanium

Germanium is a chemical contaminant that is a potential threat to human health. Learn more about Germanium.

BYPIN, EP #011 LAAFP Finished, 1910067-011
Los Angeles Aqueduct Filtration Plant (LAAFP)
4/2/2019
71 months ago
<0.3 µg/L
Below Reporting Level
RSCBCL, EP #133 RSC Blend, 1910067-133
River Supply Conduit
4/2/2019
71 months ago
<0.3 µg/L
Below Reporting Level
EGLRK42A, EP #196 MWD LA-17, 1910067-196
LA-17
4/2/2019
71 months ago
<0.3 µg/L
Below Reporting Level
PVACM, EP #199 MWD LA-21, 1910067-199
LA-21
4/2/2019
71 months ago
<0.3 µg/L
Below Reporting Level
TJCNTRBY, EP #205 Tujunga Wells Blend, 1910067-205
Combined Tujunga Wells
4/2/2019
71 months ago
<0.3 µg/L
Below Reporting Level

Manganese

Manganese is a chemical contaminant that has a reference level of 300 µg/L. All the latest water samples for City of Los Angeles Dept. of Water & Power showed levels of Manganese that were below unsafe concentration levels. The maximum reported value was 1.86 µg/L. Learn more about Manganese.

BYPIN, EP #011 LAAFP Finished, 1910067-011
Los Angeles Aqueduct Filtration Plant (LAAFP)
4/2/2019
71 months ago
<0.4 µg/L
Below Reporting Level
RSCBCL, EP #133 RSC Blend, 1910067-133
River Supply Conduit
4/2/2019
71 months ago
.704 µg/L
Meets Reporting Threshold
EGLRK42A, EP #196 MWD LA-17, 1910067-196
LA-17
4/2/2019
71 months ago
1.86 µg/L
Meets Reporting Threshold
PVACM, EP #199 MWD LA-21, 1910067-199
LA-21
4/2/2019
71 months ago
1.4 µg/L
Meets Reporting Threshold
TJCNTRBY, EP #205 Tujunga Wells Blend, 1910067-205
Combined Tujunga Wells
4/2/2019
71 months ago
.554 µg/L
Meets Reporting Threshold

o-toluidine

o-toluidine is a chemical contaminant that is a potential threat to human health. Learn more about o-toluidine.

BYPIN, EP #011 LAAFP Finished, 1910067-011
Los Angeles Aqueduct Filtration Plant (LAAFP)
4/2/2019
71 months ago
<0.007 µg/L
Below Reporting Level
RSCBCL, EP #133 RSC Blend, 1910067-133
River Supply Conduit
4/2/2019
71 months ago
<0.007 µg/L
Below Reporting Level
EGLRK42A, EP #196 MWD LA-17, 1910067-196
LA-17
4/2/2019
71 months ago
<0.007 µg/L
Below Reporting Level
PVACM, EP #199 MWD LA-21, 1910067-199
LA-21
4/2/2019
71 months ago
<0.007 µg/L
Below Reporting Level
TJCNTRBY, EP #205 Tujunga Wells Blend, 1910067-205
Combined Tujunga Wells
4/2/2019
71 months ago
.01 µg/L

oxyfluorfen

oxyfluorfen is a chemical contaminant that has a reference level of 200 µg/L. All the latest water samples for City of Los Angeles Dept. of Water & Power showed levels of oxyfluorfen that were below unsafe concentration levels. Learn more about oxyfluorfen.

BYPIN, EP #011 LAAFP Finished, 1910067-011
Los Angeles Aqueduct Filtration Plant (LAAFP)
4/2/2019
71 months ago
<0.05 µg/L
Below Reporting Level
RSCBCL, EP #133 RSC Blend, 1910067-133
River Supply Conduit
4/2/2019
71 months ago
<0.05 µg/L
Below Reporting Level
EGLRK42A, EP #196 MWD LA-17, 1910067-196
LA-17
4/2/2019
71 months ago
<0.05 µg/L
Below Reporting Level
PVACM, EP #199 MWD LA-21, 1910067-199
LA-21
4/2/2019
71 months ago
<0.05 µg/L
Below Reporting Level
TJCNTRBY, EP #205 Tujunga Wells Blend, 1910067-205
Combined Tujunga Wells
4/2/2019
71 months ago
<0.05 µg/L
Below Reporting Level

profenofos

profenofos is a chemical contaminant that has a reference level of 0.3 µg/L. All the latest water samples for City of Los Angeles Dept. of Water & Power showed levels of profenofos that were below unsafe concentration levels. Learn more about profenofos.

BYPIN, EP #011 LAAFP Finished, 1910067-011
Los Angeles Aqueduct Filtration Plant (LAAFP)
4/2/2019
71 months ago
<0.3 µg/L
Below Reporting Level
RSCBCL, EP #133 RSC Blend, 1910067-133
River Supply Conduit
4/2/2019
71 months ago
<0.3 µg/L
Below Reporting Level
EGLRK42A, EP #196 MWD LA-17, 1910067-196
LA-17
4/2/2019
71 months ago
<0.3 µg/L
Below Reporting Level
PVACM, EP #199 MWD LA-21, 1910067-199
LA-21
4/2/2019
71 months ago
<0.3 µg/L
Below Reporting Level
TJCNTRBY, EP #205 Tujunga Wells Blend, 1910067-205
Combined Tujunga Wells
4/2/2019
71 months ago
<0.3 µg/L
Below Reporting Level

quinoline

quinoline is a chemical contaminant that has a reference level of 0.01 µg/L. All the latest water samples for City of Los Angeles Dept. of Water & Power showed levels of quinoline that were below unsafe concentration levels. Learn more about quinoline.

BYPIN, EP #011 LAAFP Finished, 1910067-011
Los Angeles Aqueduct Filtration Plant (LAAFP)
4/2/2019
71 months ago
<0.02 µg/L
Below Reporting Level
RSCBCL, EP #133 RSC Blend, 1910067-133
River Supply Conduit
4/2/2019
71 months ago
<0.02 µg/L
Below Reporting Level
EGLRK42A, EP #196 MWD LA-17, 1910067-196
LA-17
4/2/2019
71 months ago
<0.02 µg/L
Below Reporting Level
PVACM, EP #199 MWD LA-21, 1910067-199
LA-21
4/2/2019
71 months ago
<0.02 µg/L
Below Reporting Level
TJCNTRBY, EP #205 Tujunga Wells Blend, 1910067-205
Combined Tujunga Wells
4/2/2019
71 months ago
<0.02 µg/L
Below Reporting Level

tebuconazole

tebuconazole is a chemical contaminant that has a reference level of 190 µg/L. All the latest water samples for City of Los Angeles Dept. of Water & Power showed levels of tebuconazole that were below unsafe concentration levels. Learn more about tebuconazole.

BYPIN, EP #011 LAAFP Finished, 1910067-011
Los Angeles Aqueduct Filtration Plant (LAAFP)
4/2/2019
71 months ago
<0.2 µg/L
Below Reporting Level
RSCBCL, EP #133 RSC Blend, 1910067-133
River Supply Conduit
4/2/2019
71 months ago
<0.2 µg/L
Below Reporting Level
EGLRK42A, EP #196 MWD LA-17, 1910067-196
LA-17
4/2/2019
71 months ago
<0.2 µg/L
Below Reporting Level
PVACM, EP #199 MWD LA-21, 1910067-199
LA-21
4/2/2019
71 months ago
<0.2 µg/L
Below Reporting Level
TJCNTRBY, EP #205 Tujunga Wells Blend, 1910067-205
Combined Tujunga Wells
4/2/2019
71 months ago
<0.2 µg/L
Below Reporting Level

Total Microcystin

Total Microcystin is a chemical contaminant that has a reference level of 0.3 µg/L. All the latest water samples for City of Los Angeles Dept. of Water & Power showed levels of Total Microcystin that were below unsafe concentration levels. Learn more about Total Microcystin.

BYPIN, EP #011 LAAFP Finished, 1910067-011
Los Angeles Aqueduct Filtration Plant (LAAFP)
10/16/2018
76 months ago
<0.3 µg/L
Below Reporting Level
RSCBCL, EP #133 RSC Blend, 1910067-133
River Supply Conduit
10/16/2018
76 months ago
<0.3 µg/L
Below Reporting Level
EGLRK42A, EP #196 MWD LA-17, 1910067-196
LA-17
10/16/2018
76 months ago
<0.3 µg/L
Below Reporting Level
PVACM, EP #199 MWD LA-21, 1910067-199
LA-21
10/16/2018
76 months ago
<0.3 µg/L
Below Reporting Level
TJCNTRBY, EP #205 Tujunga Wells Blend, 1910067-205
Combined Tujunga Wells
10/16/2018
76 months ago
<0.3 µg/L
Below Reporting Level

Total Permethrin

Total Permethrin is a chemical contaminant that has a reference level of 3.344 µg/L. All the latest water samples for City of Los Angeles Dept. of Water & Power showed levels of Total Permethrin that were below unsafe concentration levels. Learn more about Total Permethrin.

BYPIN, EP #011 LAAFP Finished, 1910067-011
Los Angeles Aqueduct Filtration Plant (LAAFP)
4/2/2019
71 months ago
<0.04 µg/L
Below Reporting Level
RSCBCL, EP #133 RSC Blend, 1910067-133
River Supply Conduit
4/2/2019
71 months ago
<0.04 µg/L
Below Reporting Level
EGLRK42A, EP #196 MWD LA-17, 1910067-196
LA-17
4/2/2019
71 months ago
<0.04 µg/L
Below Reporting Level
PVACM, EP #199 MWD LA-21, 1910067-199
LA-21
4/2/2019
71 months ago
<0.04 µg/L
Below Reporting Level
TJCNTRBY, EP #205 Tujunga Wells Blend, 1910067-205
Combined Tujunga Wells
4/2/2019
71 months ago
<0.04 µg/L
Below Reporting Level

tribufos

tribufos is a chemical contaminant that has a reference level of 0.6 µg/L. All the latest water samples for City of Los Angeles Dept. of Water & Power showed levels of tribufos that were below unsafe concentration levels. Learn more about tribufos.

BYPIN, EP #011 LAAFP Finished, 1910067-011
Los Angeles Aqueduct Filtration Plant (LAAFP)
4/2/2019
71 months ago
<0.07 µg/L
Below Reporting Level
RSCBCL, EP #133 RSC Blend, 1910067-133
River Supply Conduit
4/2/2019
71 months ago
<0.07 µg/L
Below Reporting Level
EGLRK42A, EP #196 MWD LA-17, 1910067-196
LA-17
4/2/2019
71 months ago
<0.07 µg/L
Below Reporting Level
PVACM, EP #199 MWD LA-21, 1910067-199
LA-21
4/2/2019
71 months ago
<0.07 µg/L
Below Reporting Level
TJCNTRBY, EP #205 Tujunga Wells Blend, 1910067-205
Combined Tujunga Wells
4/2/2019
71 months ago
<0.07 µg/L
Below Reporting Level

Sampling Facilities

Facility NameWater Type/Source
Los Angeles Aqueduct Filtration Plant (LAAFP)Surface Water (SW)
River Supply ConduitMultiple sources (MX)
LA-17Surface Water (SW)
LA-21Surface Water (SW)
Combined Tujunga WellsMultiple sources (MX)
Distribution System (MX)Multiple sources (MX)
Distribution System (SW)Surface Water (SW)

FAQ

Is City of Los Angeles Dept. of Water & Power tap water safe to drink?

When was City of Los Angeles Dept. of Water & Power last tested for water contamination?

The latest water samples were taken between October 16th, 2018 and April 11th, 2019.