Drinking water quality · 2021

· Verified

What's in Antelope Valley East Kern Water Agency — Palmdale, Ca, CA tap water

60 contaminants were measured in the Antelope Valley East Kern Water Agency — Palmdale, Ca, CA water system's 2021 annual report. Each is shown below against its federal limit 1 sit at or above that limit.

Browse the mapFull source report ↗
Reporting year
2021
Contaminants measured
60
Over federal limit
1
Approaching the limit
0
Worst contaminant
Combined Radium
1.0× the limit
Service area
CA
state-level CCR
Source
Utility CCR

Compliance history

Federal Safe Drinking Water Act violation & enforcement records (EPA SDWIS). A violation is a regulatory determination by the state or EPA — separate from the measured levels above.

  • Treatment technique violationHealth-based
    1 violation on record · most recent Jul 1998
    resolved

Source: EPA SDWIS / ECHO. View the full federal record on EPA ECHO ↗

Radionuclides

ContaminantMeasuredStatus
Combined RadiumCombined radium-226 and radium-228 — naturally occurring radioactive elements.5.2 pCi/LAverageRaw Influent (State Water Project)At or above the limit
Gross AlphaGross alpha particle activity — a combined measure of alpha-emitting radioactive substances.5.7 pCi/LAverageRaw Influent (State Water Project)Within the limit
+By source (2)Raw Influent (State Water Project), Water Bank Wells
  • Raw Influent (State Water Project)Plant
    avg5.7 pCi/L38% of limit
  • Water Bank WellsPlant
    avg5.6 pCi/L37% of limit
Gross Beta Particle ActivityGross beta particle activity — a combined measure of beta-emitting radioactive substances.Not detected pCi/LRangeRaw Influent (State Water Project)None detected
UraniumA naturally occurring radioactive metal from erosion of natural deposits.4.7 pCi/LAverageWater Bank WellsDetected — no federal limit
+By source (2)Water Bank Wells, Raw Influent (State Water Project)
  • Water Bank WellsPlant
    avg4.7 pCi/L
  • Raw Influent (State Water Project)Plant
    avg3.5 pCi/L

Metals

ContaminantMeasuredStatus
ArsenicA naturally occurring element that also enters water from industry and agriculture.6.2 ug/LAverageRaw Influent (State Water Project)Within the limit
+By source (6)Water Bank Wells, Raw Influent (State Water Project), Water Bank Effluent (CWR) +3 more
  • Water Bank WellsPlant
    avg5.3 ug/Lrange2.2–12 ug/L120% of limit
  • Raw Influent (State Water Project)Plant
    avg6.2 ug/Lrange5.2–7.5 ug/L75% of limit
  • Water Bank Effluent (CWR)Plant
    avg5.5 ug/Lrange2.5–7.3 ug/L73% of limit
  • Acton Plant Effluent (CWR)Plant
    avgNot detected ug/L0% of limit
  • Eastside Plant Effluent (CWR)Plant
    avgNot detected ug/L0% of limit
  • Quartz Hill Plant Effluent (CWR)Plant
    avgNot detected ug/L0% of limit
AluminumA common element sometimes used as a treatment coagulant.Not detected ug/LAverageActon Plant Effluent (CWR)None detected
+By source (4)Acton Plant Effluent (CWR), Eastside Plant Effluent (CWR), Quartz Hill Plant Effluent (CWR) +1 more
  • Acton Plant Effluent (CWR)Plant
    avgNot detected ug/L
  • Eastside Plant Effluent (CWR)Plant
    avgNot detected ug/LrangeNot detected ug/L
  • Quartz Hill Plant Effluent (CWR)Plant
    avgNot detected ug/LrangeNot detected ug/L
  • Raw Influent (State Water Project)Plant
    avgNot detected ug/L
AntimonyNot detected ug/LAverageActon Plant Effluent (CWR)None detected
+By source (4)Acton Plant Effluent (CWR), Eastside Plant Effluent (CWR), Quartz Hill Plant Effluent (CWR) +1 more
  • Acton Plant Effluent (CWR)Plant
    avgNot detected ug/L0% of limit
  • Eastside Plant Effluent (CWR)Plant
    avgNot detected ug/L0% of limit
  • Quartz Hill Plant Effluent (CWR)Plant
    avgNot detected ug/L0% of limit
  • Raw Influent (State Water Project)Plant
    avgNot detected ug/L0% of limit
BariumA metal from erosion of natural deposits and industrial discharge.Not detected ug/LAverageActon Plant Effluent (CWR)None detected
+By source (4)Acton Plant Effluent (CWR), Eastside Plant Effluent (CWR), Quartz Hill Plant Effluent (CWR) +1 more
  • Acton Plant Effluent (CWR)Plant
    avgNot detected ug/L0% of limit
  • Eastside Plant Effluent (CWR)Plant
    avgNot detected ug/L0% of limit
  • Quartz Hill Plant Effluent (CWR)Plant
    avgNot detected ug/L0% of limit
  • Raw Influent (State Water Project)Plant
    avgNot detected ug/L0% of limit
BerylliumNot detected ug/LAverageActon Plant Effluent (CWR)None detected
+By source (4)Acton Plant Effluent (CWR), Eastside Plant Effluent (CWR), Quartz Hill Plant Effluent (CWR) +1 more
  • Acton Plant Effluent (CWR)Plant
    avgNot detected ug/L0% of limit
  • Eastside Plant Effluent (CWR)Plant
    avgNot detected ug/L0% of limit
  • Quartz Hill Plant Effluent (CWR)Plant
    avgNot detected ug/L0% of limit
  • Raw Influent (State Water Project)Plant
    avgNot detected ug/L0% of limit
CadmiumNot detected ug/LAverageActon Plant Effluent (CWR)None detected
+By source (4)Acton Plant Effluent (CWR), Eastside Plant Effluent (CWR), Quartz Hill Plant Effluent (CWR) +1 more
  • Acton Plant Effluent (CWR)Plant
    avgNot detected ug/L0% of limit
  • Eastside Plant Effluent (CWR)Plant
    avgNot detected ug/L0% of limit
  • Quartz Hill Plant Effluent (CWR)Plant
    avgNot detected ug/L0% of limit
  • Raw Influent (State Water Project)Plant
    avgNot detected ug/L0% of limit
MercuryA toxic metal from erosion of natural deposits and industrial runoff.Not detected ug/LAverageActon Plant Effluent (CWR)None detected
+By source (4)Acton Plant Effluent (CWR), Eastside Plant Effluent (CWR), Quartz Hill Plant Effluent (CWR) +1 more
  • Acton Plant Effluent (CWR)Plant
    avgNot detected ug/L0% of limit
  • Eastside Plant Effluent (CWR)Plant
    avgNot detected ug/L0% of limit
  • Quartz Hill Plant Effluent (CWR)Plant
    avgNot detected ug/L0% of limit
  • Raw Influent (State Water Project)Plant
    avgNot detected ug/L0% of limit
NickelA metal from natural deposits and industrial discharge.Not detected ug/LAverageActon Plant Effluent (CWR)None detected
+By source (4)Acton Plant Effluent (CWR), Eastside Plant Effluent (CWR), Quartz Hill Plant Effluent (CWR) +1 more
  • Acton Plant Effluent (CWR)Plant
    avgNot detected ug/L
  • Eastside Plant Effluent (CWR)Plant
    avgNot detected ug/L
  • Quartz Hill Plant Effluent (CWR)Plant
    avgNot detected ug/L
  • Raw Influent (State Water Project)Plant
    avgNot detected ug/L
SeleniumA trace element from natural deposits and industrial discharge.Not detected ug/LAverageActon Plant Effluent (CWR)None detected
+By source (4)Acton Plant Effluent (CWR), Eastside Plant Effluent (CWR), Quartz Hill Plant Effluent (CWR) +1 more
  • Acton Plant Effluent (CWR)Plant
    avgNot detected ug/L0% of limit
  • Eastside Plant Effluent (CWR)Plant
    avgNot detected ug/L0% of limit
  • Quartz Hill Plant Effluent (CWR)Plant
    avgNot detected ug/L0% of limit
  • Raw Influent (State Water Project)Plant
    avgNot detected ug/L0% of limit
ThalliumNot detected ug/LAverageActon Plant Effluent (CWR)None detected
+By source (4)Acton Plant Effluent (CWR), Eastside Plant Effluent (CWR), Quartz Hill Plant Effluent (CWR) +1 more
  • Acton Plant Effluent (CWR)Plant
    avgNot detected ug/L0% of limit
  • Eastside Plant Effluent (CWR)Plant
    avgNot detected ug/L0% of limit
  • Quartz Hill Plant Effluent (CWR)Plant
    avgNot detected ug/L0% of limit
  • Raw Influent (State Water Project)Plant
    avgNot detected ug/L0% of limit

Inorganic chemicals

ContaminantMeasuredStatus
NitrateA compound from fertilizer runoff, septic systems, and erosion of natural deposits.3.6 mg/LAverageWater Bank WellsWithin the limit
+By source (5)Water Bank Wells, Eastside Plant Effluent (CWR), Raw Influent (State Water Project) +2 more
  • Water Bank WellsPlant
    avg3.6 mg/Lrange1.2–7.6 mg/L76% of limit
  • Eastside Plant Effluent (CWR)Plant
    avg0.73 mg/L7% of limit
  • Raw Influent (State Water Project)Plant
    avg0.72 mg/L7% of limit
  • Quartz Hill Plant Effluent (CWR)Plant
    avg0.63 mg/L6% of limit
  • Acton Plant Effluent (CWR)Plant
    avgNot detected mg/L0% of limit
FluorideA mineral often added to drinking water to help prevent tooth decay.0.21 mg/LAverageActon Plant Effluent (CWR)Within the limit
+By source (4)Acton Plant Effluent (CWR), Raw Influent (State Water Project), Eastside Plant Effluent (CWR) +1 more
  • Acton Plant Effluent (CWR)Plant
    avg0.21 mg/L5% of limit
  • Raw Influent (State Water Project)Plant
    avg0.17 mg/L4% of limit
  • Eastside Plant Effluent (CWR)Plant
    avg0.13 mg/L3% of limit
  • Quartz Hill Plant Effluent (CWR)Plant
    avg0.12 mg/L3% of limit
CyanideNot detected ug/LAverageActon Plant Effluent (CWR)None detected
+By source (4)Acton Plant Effluent (CWR), Eastside Plant Effluent (CWR), Quartz Hill Plant Effluent (CWR) +1 more
  • Acton Plant Effluent (CWR)Plant
    avgNot detected ug/L0% of limit
  • Eastside Plant Effluent (CWR)Plant
    avgNot detected ug/L0% of limit
  • Quartz Hill Plant Effluent (CWR)Plant
    avgNot detected ug/L0% of limit
  • Raw Influent (State Water Project)Plant
    avgNot detected ug/L0% of limit
NitriteA compound from fertilizer runoff, sewage, and erosion of natural deposits.Not detected mg/LAverageActon Plant Effluent (CWR)None detected
+By source (5)Acton Plant Effluent (CWR), Eastside Plant Effluent (CWR), Quartz Hill Plant Effluent (CWR) +2 more
  • Acton Plant Effluent (CWR)Plant
    avgNot detected mg/L0% of limit
  • Eastside Plant Effluent (CWR)Plant
    avgNot detected mg/L0% of limit
  • Quartz Hill Plant Effluent (CWR)Plant
    avgNot detected mg/L0% of limit
  • Raw Influent (State Water Project)Plant
    avgNot detected mg/L0% of limit
  • Water Bank WellsPlant
    avgNot detected mg/LrangeNot detected mg/L0% of limit

Disinfectants

ContaminantMeasuredStatus
ChlorineA disinfectant added to drinking water to kill bacteria and viruses.1.15 mg/LAverageSystem-wideWithin the limit

Disinfection byproducts

ContaminantMeasuredStatus
HAA5Haloacetic acids — a group of five disinfection byproducts formed when disinfectants react with organic matter.11 ug/LAverageSystem-wideWithin the limit
BromateA disinfection byproduct formed when bromide-containing water is treated with ozone.1.3 ug/LAverageSystem-wideWithin the limit
PerchlorateA chemical used in rocket fuel and fireworks that can also form during disinfection.Not detected ug/LAverageActon Plant Effluent (CWR)None detected
+By source (4)Acton Plant Effluent (CWR), Eastside Plant Effluent (CWR), Quartz Hill Plant Effluent (CWR) +1 more
  • Acton Plant Effluent (CWR)Plant
    avgNot detected ug/L
  • Eastside Plant Effluent (CWR)Plant
    avgNot detected ug/L
  • Quartz Hill Plant Effluent (CWR)Plant
    avgNot detected ug/L
  • Raw Influent (State Water Project)Plant
    avgNot detected ug/L

Other

ContaminantMeasuredStatus
AlachlorNot detected ug/LRangeState Water ProjectNone detected
CarbofuranNot detected ug/LRangeState Water ProjectNone detected
Carbon TetrachlorideNot detected ug/LAverageState Water ProjectNone detected
ChlordaneNot detected ug/LRangeState Water ProjectNone detected
ChromiumNot detected ug/LAverageActon Plant Effluent (CWR)None detected
+By source (4)Acton Plant Effluent (CWR), Eastside Plant Effluent (CWR), Quartz Hill Plant Effluent (CWR) +1 more
  • Acton Plant Effluent (CWR)Plant
    avgNot detected ug/L0% of limit
  • Eastside Plant Effluent (CWR)Plant
    avgNot detected ug/L0% of limit
  • Quartz Hill Plant Effluent (CWR)Plant
    avgNot detected ug/L0% of limit
  • Raw Influent (State Water Project)Plant
    avgNot detected ug/L0% of limit
DinosebNot detected ug/LRangeState Water ProjectNone detected
DiquatNot detected ug/LRangeState Water ProjectNone detected
EdbNot detected ug/LRangeState Water ProjectNone detected
EndothallNot detected ug/LRangeState Water ProjectNone detected
EndrinNot detected ug/LRangeState Water ProjectNone detected
GlyphosateNot detected ug/LRangeState Water ProjectNone detected
HeptachlorNot detected ug/LRangeState Water ProjectNone detected
Heptachlor EpoxideNot detected ug/LRangeState Water ProjectNone detected
HexachlorobenzeneNot detected ug/LRangeState Water ProjectNone detected
HexachlorocyclopentadieneNot detected ug/LRangeState Water ProjectNone detected
LindaneNot detected ug/LRangeState Water ProjectNone detected
MethoxychlorNot detected ug/LRangeState Water ProjectNone detected
OxamylNot detected ug/LRangeState Water ProjectNone detected
Pcb TotalNot detected ug/LRangeState Water ProjectNone detected
PceNot detected ug/LAverageState Water ProjectNone detected
PentachlorophenolNot detected ug/LRangeState Water ProjectNone detected
PicloramNot detected ug/LRangeState Water ProjectNone detected
StyreneNot detected ug/LAverageState Water ProjectNone detected
TceNot detected ug/LAverageState Water ProjectNone detected
ToxapheneNot detected ug/LRangeState Water ProjectNone detected
Vinyl ChlorideNot detected ug/LAverageState Water ProjectNone detected

VOCs & pesticides

ContaminantMeasuredStatus
AtrazineA widely used agricultural herbicide that reaches water through runoff.Not detected ug/LRangeState Water ProjectNone detected
BenzeneNot detected ug/LAverageState Water ProjectNone detected
Benzo(a)pyreneNot detected ug/LRangeState Water ProjectNone detected
DalaponNot detected ug/LRangeState Water ProjectNone detected
DBCP1,2-dibromo-3-chloropropane — a banned soil fumigant pesticide.Not detected ug/LRangeState Water ProjectNone detected
DichloromethaneNot detected ug/LAverageState Water ProjectNone detected
EthylbenzeneNot detected ug/LAverageState Water ProjectNone detected
SimazineNot detected ug/LRangeState Water ProjectNone detected
TolueneNot detected ug/LAverageState Water ProjectNone detected
XylenesA group of industrial solvents found in gasoline and paint.Not detected ug/LAverageState Water ProjectNone detected

Microbial

ContaminantMeasuredStatus
Total ColiformA group of bacteria used as an indicator of overall water-system sanitation.0 %AverageSystem ResultsDetected — no federal limit
+By source (2)Sampling Frequency, System Results
  • Sampling FrequencyPlant
  • System ResultsZone
    avg0 %range0 %

Physical & aggregate

ContaminantMeasuredStatus
TOCTotal organic carbon — a measure of organic material dissolved in the water.2.1 mg/LAverageSystem-wideDetected — no federal limit
Source: Antelope Valley East Kern Water Agency — Palmdale, Ca, CA's 2021 Consumer Confidence Report — the annual drinking-water report every U.S. utility is required to publish. The numbers on this page are the utility's own. A water-quality report covers an entire service area, not a single address.

People also ask about Antelope Valley East Kern Water Agency — Palmdale, Ca, CA's water

+Is Antelope Valley East Kern Water Agency — Palmdale, Ca, CA tap water safe to drink in 2021?

The 2021 Consumer Confidence Report for the Antelope Valley East Kern Water Agency — Palmdale, Ca, CA water utility lists 1 contaminant at or above the federal limit: Combined Radium. Whether that means the water is "unsafe" depends on which contaminant, how long the exposure, and individual health factors. The table on this page shows the measured value, the federal threshold, and the regulated statistic used for compliance.

+What contaminants are in Antelope Valley East Kern Water Agency — Palmdale, Ca, CA tap water?

60 contaminants were measured in Antelope Valley East Kern Water Agency — Palmdale, Ca, CA's 2021 Consumer Confidence Report, spanning other, metals, and vocs & pesticides. 10 have an enforceable federal limit; the rest are detected but unregulated. Every measured value, in the utility's own units, is on this page.

+Which contaminants exceed federal limits in Antelope Valley East Kern Water Agency — Palmdale, Ca, CA tap water?

One contaminant in Antelope Valley East Kern Water Agency — Palmdale, Ca, CA's 2021 report sits at or above the federal limit: Combined Radium (1.0× the limit). The EPA enforces these limits against the regulated reporting statistic — typically a running annual average or 90th percentile — not a one-off sample spike.

+What is the worst contaminant in Antelope Valley East Kern Water Agency — Palmdale, Ca, CA tap water?

The contaminant with the highest measured value relative to its federal limit in the 2021 report is Combined Radium, at 1.0× the federal threshold. It belongs to the radionuclides family of contaminants.

+Where does the data on this page come from?

Every value is transcribed from Antelope Valley East Kern Water Agency — Palmdale, Ca, CA's 2021 Consumer Confidence Report — the annual drinking-water report every U.S. public water utility is required by federal law to publish. The original source document is archived and viewable on this site. A water-quality report covers an entire service area, not a single address.

+How often is Antelope Valley East Kern Water Agency — Palmdale, Ca, CA's water quality data updated?

Each U.S. public water utility publishes one Consumer Confidence Report per year, covering the prior calendar year's measurements. This page reflects the 2021 report; a new report will replace it once the utility publishes its next annual update.

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