Drinking water quality · 2023

· Verified

What's in Woodlake, City of — Woodlake, Ca, CA tap water

15 contaminants were measured in the Woodlake, City of — Woodlake, Ca, CA water system's 2023 annual report. Each is shown below against its federal limit.

Browse the mapFull source report ↗
Reporting year
2023
Contaminants measured
15
Over federal limit
0
Approaching the limit
0
Service area
CA
state-level CCR
Source
Utility CCR
All within federal limits. Every measured contaminant in this report is below its federal threshold.

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.

  • Maximum contaminant level exceededHealth-based
    14 violations on record · most recent Sep 2015
    resolved

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

Metals

ContaminantMeasuredStatus
ArsenicA naturally occurring element that also enters water from industry and agriculture.2.6 ug/LAverageSystem-wideWithin the limit
CopperA metal that enters water from corroding household plumbing.0.096 mg/L90th percentileAt the tapWithin the limit
BariumA metal from erosion of natural deposits and industrial discharge.60 ug/LAverageSystem-wideWithin the limit
AluminumA common element sometimes used as a treatment coagulant.Not detected ug/LAverageSystem-wideNone detected
LeadA toxic metal that leaches into water from old service lines, solder, and plumbing fixtures.Not detected ug/L90th percentileAt the tapWithin the limit

Inorganic chemicals

ContaminantMeasuredStatus
NitrateA compound from fertilizer runoff, septic systems, and erosion of natural deposits.2.4 mg/LAverageSystem-wideWithin the limit
FluorideA mineral often added to drinking water to help prevent tooth decay.0.16 mg/LAverageSystem-wideWithin the limit

Disinfectants

ContaminantMeasuredStatus
ChlorineA disinfectant added to drinking water to kill bacteria and viruses.0.9 mg/LRunning annual avgSystem-wideWithin the limit

Radionuclides

ContaminantMeasuredStatus
Gross AlphaGross alpha particle activity — a combined measure of alpha-emitting radioactive substances.2.7 pCi/LAverageSystem-wideWithin the limit
UraniumA naturally occurring radioactive metal from erosion of natural deposits.1.4 pCi/LAverageSystem-wideDetected — no federal limit

Other

ContaminantMeasuredStatus
Chromium0.33 ug/LAverageSystem-wideWithin the limit

Disinfection byproducts

ContaminantMeasuredStatus
HAA5Haloacetic acids — a group of five disinfection byproducts formed when disinfectants react with organic matter.Not detected ug/LRunning annual avgSystem-wideNone detected
TTHMTotal trihalomethanes — a group of four chemicals (including chloroform) formed when chlorine reacts with natural organic matter.Not detected ug/LRunning annual avgSystem-wideNone detected

Microbial

ContaminantMeasuredStatus
Escherichia coli (E. coli)Escherichia coli — bacteria found in the gut of humans and animals.0Highest single sampleNo. of detectionsNone detected
+By source (2)No. of detections, Total No. of detections
  • No. of detectionsPlant
  • Total No. of detectionsPlant

VOCs & pesticides

ContaminantMeasuredStatus
1,2,3-TCPNot detected ng/LAverageSystem-wideNone detected
Source: Woodlake, City of — Woodlake, Ca, CA's 2023 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 Woodlake, City of — Woodlake, Ca, CA's water

+Is Woodlake, City of — Woodlake, Ca, CA tap water safe to drink in 2023?

Every one of the 15 contaminants measured in Woodlake, City of — Woodlake, Ca, CA's 2023 Consumer Confidence Report is below its federal limit. "Safe" under the EPA's drinking-water standards is health-based, not aesthetic — but by those standards, no measured contaminant in this report exceeds its enforceable threshold. Individual health concerns (e.g. immunocompromised, infant, pregnancy) may warrant additional filtering regardless of compliance.

+What contaminants are in Woodlake, City of — Woodlake, Ca, CA tap water?

15 contaminants were measured in Woodlake, City of — Woodlake, Ca, CA's 2023 Consumer Confidence Report, spanning metals, disinfection byproducts, and inorganic chemicals. 7 have an enforceable federal limit; the rest are detected but unregulated. Every measured value, in the utility's own units, is on this page.

+Where does the data on this page come from?

Every value is transcribed from Woodlake, City of — Woodlake, Ca, CA's 2023 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 Woodlake, City of — Woodlake, 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 2023 report; a new report will replace it once the utility publishes its next annual update.

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