Drinking water quality · 2023
· Verified
What's in Liberty Utilities - Lynwood — Downey, Ca, CA tap water
17 contaminants were measured in the Liberty Utilities - Lynwood — Downey, Ca, CA water system's 2023 annual report. Each is shown below against its federal limit — 2 sit at or above that limit.
- Reporting year
- 2023
- Contaminants measured
- 17
- Over federal limit
- 2
- Approaching the limit
- 0
- Worst contaminant
- PFOS
- Service area
- CA
PFAS ("forever chemicals")
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| PFOSPerfluorooctanesulfonic acid, a PFAS 'forever chemical' once used in firefighting foam and coatings. | 16.7 ng/LAverageLU Sources | 40 ng/LNL | At or above the limit |
+By source (2)— LU Sources, MWD
| |||
| PFOAPerfluorooctanoic acid, a PFAS 'forever chemical' once used in nonstick and stain-resistant products. | 4.6 ng/LAverageLU Sources | 10 ng/LNL | At or above the limit |
+By source (2)— LU Sources, MWD
| |||
| Perfluorohexanesulfonic acidPerfluorohexanesulfonic acid, a PFAS 'forever chemical.' | 4.4 ng/LAverageLU Sources | 20 ng/LNL | Within the limit |
+By source (2)— LU Sources, MWD
| |||
Disinfection byproducts
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| TTHMTotal trihalomethanes — a group of four chemicals (including chloroform) formed when chlorine reacts with natural organic matter. | 48 ug/LAverageSystem-wide | None set | Within the limit |
| HAA5Haloacetic acids — a group of five disinfection byproducts formed when disinfectants react with organic matter. | 10 ug/LAverageSystem-wide | None set | Within the limit |
| ChlorateA byproduct that can form during disinfection, especially when hypochlorite solutions degrade. | 77 ug/LAverageMWD | 800 ug/LNL | Detected — no federal limit |
Disinfectants
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| ChlorineA disinfectant added to drinking water to kill bacteria and viruses. | 1.17 mg/LAverageSystem-wide | 4 mg/LMCL | Within the limit |
Metals
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| CopperA metal that enters water from corroding household plumbing. | 0.3 mg/L90th percentileAt the tap | 1.3 mg/LAction level | Within the limit |
| BariumA metal from erosion of natural deposits and industrial discharge. | 124 ug/LAverageMWD | 2000 ug/LMCL | Within the limit |
+By source (2)— MWD, LU Sources
| |||
| LeadA toxic metal that leaches into water from old service lines, solder, and plumbing fixtures. | Not detected ug/LRangeAt the tap | None set | None detected |
| AluminumA common element sometimes used as a treatment coagulant. | Not detected mg/LAverageLU Sources | None set | Detected — no federal limit |
+By source (2)— MWD, LU Sources
| |||
| BoronA naturally occurring element from rock and soil. | 140 ug/LAverageMWD | 1000 ug/LNL | Detected — no federal limit |
| LithiumA naturally occurring element found in some groundwater. | 40 ug/LAverageMWD | None set | Detected — no federal limit |
Inorganic chemicals
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| FluorideA mineral often added to drinking water to help prevent tooth decay. | 0.8 mg/LAverageSystem-wide | 4 mg/LMCL | Within the limit |
+By source (2)— MWD, LU Sources
| |||
Radionuclides
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| Gross AlphaGross alpha particle activity — a combined measure of alpha-emitting radioactive substances. | Not detected pCi/LAverageMWD | 15 pCi/LMCL | Within the limit |
+By source (2)— MWD, LU Sources
| |||
| Gross Beta Particle ActivityGross beta particle activity — a combined measure of beta-emitting radioactive substances. | 4 pCi/LAverageMWD | None set | Detected — no federal limit |
+By source (2)— MWD, LU Sources
| |||
| UraniumA naturally occurring radioactive metal from erosion of natural deposits. | 1 pCi/LAverageMWD | 20 pCi/LMCL | Detected — no federal limit |
+By source (2)— MWD, LU Sources
| |||
People also ask about Liberty Utilities - Lynwood — Downey, Ca, CA's water
+Is Liberty Utilities - Lynwood — Downey, Ca, CA tap water safe to drink in 2023?
The 2023 Consumer Confidence Report for the Liberty Utilities - Lynwood — Downey, Ca, CA water utility lists 2 contaminants at or above the federal limit: PFOS and PFOA. 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 Liberty Utilities - Lynwood — Downey, Ca, CA tap water?
17 contaminants were measured in Liberty Utilities - Lynwood — Downey, Ca, CA's 2023 Consumer Confidence Report, spanning metals, disinfection byproducts, and pfas ("forever chemicals"). 11 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 Liberty Utilities - Lynwood — Downey, Ca, CA tap water?
2 contaminants in Liberty Utilities - Lynwood — Downey, Ca, CA's 2023 report sit at or above the federal limit: PFOS (4.2× the limit); PFOA (1.1× 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 Liberty Utilities - Lynwood — Downey, Ca, CA tap water?
The contaminant with the highest measured value relative to its federal limit in the 2023 report is PFOS, at 4.2× the federal threshold. It belongs to the pfas ("forever chemicals") family of contaminants.
+Where does the data on this page come from?
Every value is transcribed from Liberty Utilities - Lynwood — Downey, 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 Liberty Utilities - Lynwood — Downey, 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.