Drinking water quality · 2023
· Verified
What's in Bellflower - Somerset Mwc — Bellflower, Ca, CA tap water
21 contaminants were measured in the Bellflower - Somerset Mwc — Bellflower, Ca, CA water system's 2023 annual report. Each is shown below against its federal limit — 1 sit at or above that limit.
- Reporting year
- 2023
- Contaminants measured
- 21
- Over federal limit
- 1
- 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. | 12.9 ng/LAverageSystem-wide | None set | At or above the limit |
| PFOAPerfluorooctanoic acid, a PFAS 'forever chemical' once used in nonstick and stain-resistant products. | 2.2 ng/LAverageSystem-wide | None set | Within the limit |
| Perfluorohexanesulfonic acidPerfluorohexanesulfonic acid, a PFAS 'forever chemical.' | 2.5 ng/LAverageSystem-wide | None set | Within the limit |
| PFBAPerfluorobutanoic acid, a shorter-chain PFAS 'forever chemical.' | 1.5 ng/LAverageSystem-wide | None set | Detected — no federal limit |
Other
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| Chlorine Total | 1.5 mg/LAverageDistribution System | 4 mg/LMCL | Within the limit |
Metals
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| CopperA metal that enters water from corroding household plumbing. | 0.47 mg/L90th percentileDISTRIBUTION SYSTEM 90%ile | None set | Within the limit |
| ArsenicA naturally occurring element that also enters water from industry and agriculture. | 2.9 ug/LAverageGROUNDWATER AVERAGE (a) | None set | Within the limit |
+By source (2)— GROUNDWATER RANGE (a), GROUNDWATER AVERAGE (a)
| |||
| LeadA toxic metal that leaches into water from old service lines, solder, and plumbing fixtures. | 1.4 ug/L90th percentileDISTRIBUTION SYSTEM 90%ile | None set | Within the limit |
| BariumA metal from erosion of natural deposits and industrial discharge. | 0.15 mg/LAverageGROUNDWATER AVERAGE (a) | 2 mg/LMCL | Within the limit |
+By source (2)— GROUNDWATER RANGE (a), GROUNDWATER AVERAGE (a)
| |||
| SeleniumA trace element from natural deposits and industrial discharge. | 0.2 ug/LAverageGROUNDWATER AVERAGE (a) | None set | Within the limit |
+By source (2)— GROUNDWATER RANGE (a), GROUNDWATER AVERAGE (a)
| |||
| AluminumA common element sometimes used as a treatment coagulant. | Not detected mg/LRangeGROUNDWATER RANGE (a) | None set | None detected |
+By source (2)— GROUNDWATER RANGE (a), GROUNDWATER AVERAGE (a)
| |||
| Chromium, HexavalentHexavalent chromium ('chromium-6') — the more toxic form of chromium. | 0.38 ug/LAverageGROUNDWATER AVERAGE (a) | None set | Detected — no federal limit |
+By source (2)— GROUNDWATER RANGE (a), GROUNDWATER AVERAGE (a)
| |||
Disinfection byproducts
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| TTHMTotal trihalomethanes — a group of four chemicals (including chloroform) formed when chlorine reacts with natural organic matter. | 8.2 ug/LAverageDistribution System | None set | Within the limit |
| HAA5Haloacetic acids — a group of five disinfection byproducts formed when disinfectants react with organic matter. | 0.8 ug/LAverageDistribution System | None set | Within the limit |
Inorganic chemicals
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| FluorideA mineral often added to drinking water to help prevent tooth decay. | 0.35 mg/LAverageGROUNDWATER AVERAGE (a) | 4 mg/LMCL | Within the limit |
+By source (2)— GROUNDWATER RANGE (a), GROUNDWATER AVERAGE (a)
| |||
| NitrateA compound from fertilizer runoff, septic systems, and erosion of natural deposits. | 0.7 mg/LAverageGROUNDWATER AVERAGE (a) | 10 mg/LMCL | Within the limit |
+By source (2)— GROUNDWATER RANGE (a), GROUNDWATER AVERAGE (a)
| |||
Microbial
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| Escherichia coli (E. coli)Escherichia coli — bacteria found in the gut of humans and animals. | 0 %RangeDistribution System Range % Positive | None set | None detected |
+By source (2)— Distribution System Range % Positive, Distribution System Highest Monthly Percentage Of Positive Samples
| |||
| Total ColiformA group of bacteria used as an indicator of overall water-system sanitation. | 0–1.82 %RangeDistribution System Range % Positive | None set | Detected — no federal limit |
+By source (2)— Distribution System Range % Positive, Distribution System Highest Monthly Percentage Of Positive Samples
| |||
Radionuclides
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| Combined RadiumCombined radium-226 and radium-228 — naturally occurring radioactive elements. | 0.4AverageGROUNDWATER AVERAGE (a) | 5MCL | Detected — no federal limit |
+By source (2)— GROUNDWATER RANGE (a), GROUNDWATER AVERAGE (a)
| |||
| Gross AlphaGross alpha particle activity — a combined measure of alpha-emitting radioactive substances. | 3.1AverageGROUNDWATER AVERAGE (a) | 15MCL | Detected — no federal limit |
+By source (2)— GROUNDWATER RANGE (a), GROUNDWATER AVERAGE (a)
| |||
| UraniumA naturally occurring radioactive metal from erosion of natural deposits. | 2.6AverageGROUNDWATER AVERAGE (a) | 20MCL | Detected — no federal limit |
+By source (2)— GROUNDWATER RANGE (a), GROUNDWATER AVERAGE (a)
| |||
People also ask about Bellflower - Somerset Mwc — Bellflower, Ca, CA's water
+Is Bellflower - Somerset Mwc — Bellflower, Ca, CA tap water safe to drink in 2023?
The 2023 Consumer Confidence Report for the Bellflower - Somerset Mwc — Bellflower, Ca, CA water utility lists 1 contaminant at or above the federal limit: PFOS. 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 Bellflower - Somerset Mwc — Bellflower, Ca, CA tap water?
21 contaminants were measured in Bellflower - Somerset Mwc — Bellflower, Ca, CA's 2023 Consumer Confidence Report, spanning metals, pfas ("forever chemicals"), and radionuclides. 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.
+Which contaminants exceed federal limits in Bellflower - Somerset Mwc — Bellflower, Ca, CA tap water?
One contaminant in Bellflower - Somerset Mwc — Bellflower, Ca, CA's 2023 report sits at or above the federal limit: PFOS (3.2× 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 Bellflower - Somerset Mwc — Bellflower, Ca, CA tap water?
The contaminant with the highest measured value relative to its federal limit in the 2023 report is PFOS, at 3.2× 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 Bellflower - Somerset Mwc — Bellflower, 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 Bellflower - Somerset Mwc — Bellflower, 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.