Drinking water quality · 2020

· Verified

What's in Little Bear Water Company, CA tap water

18 contaminants were measured in the Little Bear Water Company, CA water system's 2020 annual report. Each is shown below against its federal limit.

Browse the mapFull source report ↗
Reporting year
2020
Contaminants measured
18
Over federal limit
0
Approaching the limit
0
Service area
CA
state-level CCR
Source
Utility CCR
Measured contaminants are within federal limits. Every contaminant measured in this report is below its federal threshold — but this system has 1 open Safe Drinking Water Act violation (1 health-based) on its federal record. See the compliance history below.

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.

1 open health-based violation
  • Maximum contaminant level exceededHealth-based
    3 violations on record · most recent May 2007
    resolved
  • Treatment technique violationHealth-based
    1 violation on record · most recent Jan 2025
    1 open

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.2.7 ug/LReported levelSystem-wideWithin the limit
LeadA toxic metal that leaches into water from old service lines, solder, and plumbing fixtures.0.0037 mg/L90th percentileAt the tapWithin the limit
CopperA metal that enters water from corroding household plumbing.0.2 mg/L90th percentileAt the tapWithin the limit
SeleniumA trace element from natural deposits and industrial discharge.7.1 ug/LReported levelSystem-wideWithin the limit
Cadmium0.2 ug/LReported levelSystem-wideWithin the limit
Chromium, TotalTotal chromium — the sum of all chromium forms, from natural deposits and industrial discharge.2.4 ug/LReported levelSystem-wideWithin the limit
BariumA metal from erosion of natural deposits and industrial discharge.34.5 ug/LReported levelSystem-wideWithin the limit
NickelA metal from natural deposits and industrial discharge.1.8 ug/LReported levelSystem-wideDetected — no federal limit
SodiumA naturally occurring salt component.32 mg/LReported levelSystem-wideDetected — no federal limit

Disinfection byproducts

ContaminantMeasuredStatus
TTHMTotal trihalomethanes — a group of four chemicals (including chloroform) formed when chlorine reacts with natural organic matter.8–17 ug/LRangeSystem-wideWithin the limit
HAA5Haloacetic acids — a group of five disinfection byproducts formed when disinfectants react with organic matter.4 ug/LReported levelSystem-wideWithin the limit

Other

ContaminantMeasuredStatus
Chlorine Total0.8 mg/LAverageDistributionWithin the limit

Inorganic chemicals

ContaminantMeasuredStatus
NitrateA compound from fertilizer runoff, septic systems, and erosion of natural deposits.1.7–1.9 mg/LRangeSystem-wideWithin the limit
FluorideA mineral often added to drinking water to help prevent tooth decay.0.2 mg/LReported levelSystem-wideWithin the limit

Radionuclides

ContaminantMeasuredStatus
Gross AlphaGross alpha particle activity — a combined measure of alpha-emitting radioactive substances.2.29 pCi/LReported levelSystem-wideWithin the limit

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
Total ColiformA group of bacteria used as an indicator of overall water-system sanitation.0Highest single sampleNo. of DetectionsNone detected

Physical & aggregate

ContaminantMeasuredStatus
HardnessA measure of dissolved calcium and magnesium minerals.182 mg/LReported levelSystem-wideDetected — no federal limit
Source: Little Bear Water Company, CA's 2020 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 Little Bear Water Company, CA's water

+Is Little Bear Water Company, CA tap water safe to drink in 2020?

Every one of the 18 contaminants measured in Little Bear Water Company, CA's 2020 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 Little Bear Water Company, CA tap water?

18 contaminants were measured in Little Bear Water Company, CA's 2020 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 Little Bear Water Company, CA's 2020 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 Little Bear Water Company, 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 2020 report; a new report will replace it once the utility publishes its next annual update.

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