Drinking water quality · 2022
· Verified
What's in Lukins Brothers Water Company — South Lake Tahoe, Ca, CA tap water
30 contaminants were measured in the Lukins Brothers Water Company — South Lake Tahoe, 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
- 30
- Over federal limit
- 1
- Approaching the limit
- 0
- Worst contaminant
- Tetrachloroethylene
- Service area
- CA
VOCs & pesticides
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| TetrachloroethyleneAn industrial solvent (PCE) used in dry cleaning and degreasing. | 0–71 ug/LRangeSystem-wide | 5 ug/LMCL | At or above the limit |
Metals
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| ArsenicA naturally occurring element that also enters water from industry and agriculture. | 2–5 ug/LRangeSystem-wide | None set | Within the limit |
| LeadA toxic metal that leaches into water from old service lines, solder, and plumbing fixtures. | 3 ug/L90th percentileAt the tap | None set | Within the limit |
+By source (2)— No. of Samples Collected, No. of Schools Requesting Lead Sampling
| |||
| CopperA metal that enters water from corroding household plumbing. | 0.12 mg/L90th percentileAt the tap | 1.3 mg/LAction level | Within the limit |
| Antimony | 0RangeSystem-wide | None set | None detected |
| Beryllium | Not detectedReported levelSystem-wide | None set | None detected |
| Cadmium | Not detectedReported levelSystem-wide | None set | None detected |
| MercuryA toxic metal from erosion of natural deposits and industrial runoff. | Not detected ug/LReported levelSystem-wide | None set | None detected |
| SeleniumA trace element from natural deposits and industrial discharge. | 0 ug/LRangeSystem-wide | None set | None detected |
| Thallium | Not detected ug/LReported levelSystem-wide | None set | None detected |
| ZincA naturally occurring metal that can also enter water from corroding pipes. | Not detected mg/LReported levelSystem-wide | None set | None detected |
| AluminumA common element sometimes used as a treatment coagulant. | 5Reported levelSystem-wide | None set | Detected — no federal limit |
| BariumA metal from erosion of natural deposits and industrial discharge. | 0.015–0.02RangeSystem-wide | 1MCL | Detected — no federal limit |
| IronA naturally occurring metal common in groundwater. | 60 ug/LRangeSystem-wide | None set | Detected — no federal limit |
| ManganeseA naturally occurring metal from soil and rock. | 8 ug/LRangeSystem-wide | None set | Detected — no federal limit |
| NickelA metal from natural deposits and industrial discharge. | 1.7 ug/LReported levelSystem-wide | None set | Detected — no federal limit |
Physical & aggregate
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| TurbidityA measure of cloudiness from suspended particles in the water. | 0–0.4 NTURangeSystem-wide | 1 NTUMCL | Within the limit |
| ColorA measure of visible tint in the water. | 0–5RangeSystem-wide | None set | Detected — no federal limit |
| Total Dissolved SolidsTotal dissolved solids — the combined content of all dissolved minerals and salts. | 0–110 mg/LRangeSystem-wide | None set | Detected — no federal limit |
Radionuclides
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| Gross AlphaGross alpha particle activity — a combined measure of alpha-emitting radioactive substances. | 4.39 pCi/LReported levelSystem-wide | 15 pCi/LMCL | Within the limit |
| Combined RadiumCombined radium-226 and radium-228 — naturally occurring radioactive elements. | 0.28 pCi/LRangeSystem-wide | 5 pCi/LMCL | Within the limit |
| Gross Beta Particle ActivityGross beta particle activity — a combined measure of beta-emitting radioactive substances. | 1.47 pCi/LReported levelSystem-wide | None set | Detected — no federal limit |
| UraniumA naturally occurring radioactive metal from erosion of natural deposits. | 1.3–13 pCi/LRangeSystem-wide | 20 pCi/LMCL | Detected — no federal limit |
Other
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| Chlorine Free | 0.37–0.48 mg/LRangeSystem-wide | None set | Within the limit |
| Chromium | 0–2 ug/LRangeSystem-wide | None set | Within the limit |
Inorganic chemicals
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| NitrateA compound from fertilizer runoff, septic systems, and erosion of natural deposits. | 0.25–0.65 mg/LRangeSystem-wide | 10 mg/LMCL | Within the limit |
| FluorideA mineral often added to drinking water to help prevent tooth decay. | 0 mg/LRangeSystem-wide | 4 mg/LMCL | None detected |
| ChlorideA naturally occurring salt compound. | 3.1 mg/LReported levelSystem-wide | None set | Detected — no federal limit |
| SulfateA naturally occurring mineral from rock and soil. | 0–4.1 mg/LRangeSystem-wide | None set | Detected — no federal limit |
Microbial
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| Escherichia coli (E. coli)Escherichia coli — bacteria found in the gut of humans and animals. | 0Reported levelSystem-wide | None set | None detected |
People also ask about Lukins Brothers Water Company — South Lake Tahoe, Ca, CA's water
+Is Lukins Brothers Water Company — South Lake Tahoe, Ca, CA tap water safe to drink in 2022?
The 2022 Consumer Confidence Report for the Lukins Brothers Water Company — South Lake Tahoe, Ca, CA water utility lists 1 contaminant at or above the federal limit: Tetrachloroethylene. 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 Lukins Brothers Water Company — South Lake Tahoe, Ca, CA tap water?
30 contaminants were measured in Lukins Brothers Water Company — South Lake Tahoe, Ca, CA's 2022 Consumer Confidence Report, spanning metals, inorganic chemicals, and radionuclides. 9 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 Lukins Brothers Water Company — South Lake Tahoe, Ca, CA tap water?
One contaminant in Lukins Brothers Water Company — South Lake Tahoe, Ca, CA's 2022 report sits at or above the federal limit: Tetrachloroethylene (14.2× 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 Lukins Brothers Water Company — South Lake Tahoe, Ca, CA tap water?
The contaminant with the highest measured value relative to its federal limit in the 2022 report is Tetrachloroethylene, at 14.2× the federal threshold. It belongs to the vocs & pesticides family of contaminants.
+Where does the data on this page come from?
Every value is transcribed from Lukins Brothers Water Company — South Lake Tahoe, 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 Lukins Brothers Water Company — South Lake Tahoe, 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.