Drinking water quality · 2022

· Verified

What's in Llano Del Rio Water Company — Llano, Ca, CA tap water

18 contaminants were measured in the Llano Del Rio Water Company — Llano, Ca, CA water system's 2022 annual report. Each is shown below against its federal limit 1 sit at or above that limit.

Reporting year
2022
Contaminants measured
18
Over federal limit
1
Approaching the limit
0
Worst contaminant
Turbidity
1.0× the limit
Service area
CA
state-level CCR
Source
Utility CCR

Physical & aggregate

ContaminantMeasuredStatus
TurbidityA measure of cloudiness from suspended particles in the water.1 NTUReported levelSystem-wideAt or above the limit
AlkalinityA measure of the water's capacity to neutralize acids.210–210RangeSystem-wideDetected — no federal limit
Bicarbonate260Reported levelSystem-wideDetected — no federal limit
pHA measure of how acidic or basic the water is.7.7Reported levelSystem-wideDetected — no federal limit

Metals

ContaminantMeasuredStatus
CopperA metal that enters water from corroding household plumbing.0.19 mg/L90th percentileAt the tapWithin the limit
LeadA toxic metal that leaches into water from old service lines, solder, and plumbing fixtures.Not detected ug/L90th percentileAt the tapWithin the limit
+By source (2)No. of Samples Collected, No. of Schools Requesting Lead Sampling
  • No. of Samples CollectedPlant
    67% of limit
  • No. of Schools Requesting Lead SamplingPlant
    0% of limit
CalciumA naturally occurring mineral that contributes to water hardness.65Reported levelSystem-wideDetected — no federal limit
MagnesiumA naturally occurring mineral that contributes to water hardness.18–19RangeSystem-wideDetected — no federal limit
PotassiumA naturally occurring mineral from rock and soil.4.6–4.8RangeSystem-wideDetected — no federal limit

Disinfection byproducts

ContaminantMeasuredStatus
PerchlorateA chemical used in rocket fuel and fireworks that can also form during disinfection.Not detectedReported levelSystem-wideNone detected

Inorganic chemicals

ContaminantMeasuredStatus
AsbestosNot detectedReported levelSystem-wideNone detected
FluorideA mineral often added to drinking water to help prevent tooth decay.0.33–0.34RangeSystem-wideDetected — no federal limit
NitrateA compound from fertilizer runoff, septic systems, and erosion of natural deposits.0.69–0.96RangeSystem-wideDetected — no federal limit
SulfateA naturally occurring mineral from rock and soil.50–57RangeSystem-wideDetected — no federal limit

Microbial

ContaminantMeasuredStatus
Escherichia coli (E. coli)Escherichia coli — bacteria found in the gut of humans and animals.0Highest single sampleNo. of DetectionsNone detected
Total ColiformA group of bacteria used as an indicator of overall water-system sanitation.0Highest single sampleNo. of DetectionsNone detected

Other

ContaminantMeasuredStatus
Nitrate NitriteNot detectedReported levelSystem-wideNone detected

Radionuclides

ContaminantMeasuredStatus
UraniumA naturally occurring radioactive metal from erosion of natural deposits.1.6–1.8RangeSystem-wideDetected — no federal limit
Source: Llano Del Rio Water Company — Llano, Ca, CA's 2022 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 Llano Del Rio Water Company — Llano, Ca, CA's water

+Is Llano Del Rio Water Company — Llano, Ca, CA tap water safe to drink in 2022?

The 2022 Consumer Confidence Report for the Llano Del Rio Water Company — Llano, Ca, CA water utility lists 1 contaminant at or above the federal limit: Turbidity. 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 Llano Del Rio Water Company — Llano, Ca, CA tap water?

18 contaminants were measured in Llano Del Rio Water Company — Llano, Ca, CA's 2022 Consumer Confidence Report, spanning metals, inorganic chemicals, and physical & aggregate. 6 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 Llano Del Rio Water Company — Llano, Ca, CA tap water?

One contaminant in Llano Del Rio Water Company — Llano, Ca, CA's 2022 report sits at or above the federal limit: Turbidity (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 Llano Del Rio Water Company — Llano, Ca, CA tap water?

The contaminant with the highest measured value relative to its federal limit in the 2022 report is Turbidity, at 1.0× the federal threshold. It belongs to the physical & aggregate family of contaminants.

+Where does the data on this page come from?

Every value is transcribed from Llano Del Rio Water Company — Llano, Ca, CA's 2022 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 Llano Del Rio Water Company — Llano, 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 2022 report; a new report will replace it once the utility publishes its next annual update.

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