Drinking water quality · 2023
· Verified
What's in Tract 180 Mutual Water Co. — Cudahy, Ca, CA tap water
26 contaminants were measured in the Tract 180 Mutual Water Co. — Cudahy, 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
- 26
- 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. | 26.1 ng/LAverageGroundwater | None set | At or above the limit |
| PFOAPerfluorooctanoic acid, a PFAS 'forever chemical' once used in nonstick and stain-resistant products. | 8.2 ng/LAverageGroundwater | None set | At or above the limit |
| Perfluorohexanesulfonic acidPerfluorohexanesulfonic acid, a PFAS 'forever chemical.' | 5.4 ng/LAverageGroundwater | None set | Within the limit |
| Perfluoroheptanoic acidPerfluoroheptanoic acid, a PFAS 'forever chemical.' | 1.2 ng/LAverageGroundwater | None set | Detected — no federal limit |
| Perfluorohexanoic acidPerfluorohexanoic acid, a shorter-chain PFAS 'forever chemical.' | 2.3 ng/LAverageGroundwater | None set | Detected — no federal limit |
| Perfluoropentanoic acidPerfluoropentanoic acid, a shorter-chain PFAS 'forever chemical.' | 1.2 ng/LAverageGroundwater | None set | Detected — no federal limit |
| PFBAPerfluorobutanoic acid, a shorter-chain PFAS 'forever chemical.' | 3 ng/LAverageGroundwater | None set | Detected — no federal limit |
Metals
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| CopperA metal that enters water from corroding household plumbing. | 0.52 mg/L90th percentileDISTRIBUTION SYSTEM 90th PERCENTILE | 1.3 mg/LAction level | Within the limit |
| ArsenicA naturally occurring element that also enters water from industry and agriculture. | 1.75 ug/LAverageGroundwater | None set | Within the limit |
| BariumA metal from erosion of natural deposits and industrial discharge. | 0.14 mg/LAverageGroundwater | 2 mg/LMCL | Within the limit |
| SeleniumA trace element from natural deposits and industrial discharge. | 2.25 ug/LAverageGroundwater | None set | Within the limit |
| Chromium, TotalTotal chromium — the sum of all chromium forms, from natural deposits and industrial discharge. | 0.16 ug/LAverageGroundwater | None set | Within the limit |
| Chromium, HexavalentHexavalent chromium ('chromium-6') — the more toxic form of chromium. | 0.4 ug/LAverageGroundwater | None set | Detected — no federal limit |
Other
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| Chlorine Total | 0.8 mg/LAverageDistribution System | 4 mg/LMCL | Within the limit |
Physical & aggregate
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| TurbidityA measure of cloudiness from suspended particles in the water. | 0.2 NTUAverageDistribution System | None set | Within the limit |
Inorganic chemicals
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| NitrateA compound from fertilizer runoff, septic systems, and erosion of natural deposits. | 1.3 mg/LAverageGroundwater | 10 mg/LMCL | Within the limit |
| FluorideA mineral often added to drinking water to help prevent tooth decay. | 0.29 mg/LAverageGroundwater | 4 mg/LMCL | Within the limit |
Disinfection byproducts
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| TTHMTotal trihalomethanes — a group of four chemicals (including chloroform) formed when chlorine reacts with natural organic matter. | 5.9 ug/LAverageDistribution System | None set | Within the limit |
| HAA5Haloacetic acids — a group of five disinfection byproducts formed when disinfectants react with organic matter. | 0.4 ug/LAverageDistribution System | None set | Within the limit |
Microbial
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| Escherichia coli (E. coli)Escherichia coli — bacteria found in the gut of humans and animals. | 0RangeDistribution System Range Of # Positive | None set | None detected |
+By source (2)— Distribution System Range Of # Positive, Distribution System Average # Positive
| |||
| Total ColiformA group of bacteria used as an indicator of overall water-system sanitation. | 0AverageDistribution System Average # Positive | 0Public health goal | Detected — no federal limit |
+By source (2)— Distribution System Range Of # Positive, Distribution System Average # Positive
| |||
Radionuclides
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| Combined RadiumCombined radium-226 and radium-228 — naturally occurring radioactive elements. | Not detectedRangeGroundwater | 0.019Public health goal | None detected |
| Gross AlphaGross alpha particle activity — a combined measure of alpha-emitting radioactive substances. | 0.8AverageGroundwater | 15MCL | Detected — no federal limit |
| UraniumA naturally occurring radioactive metal from erosion of natural deposits. | 0.84AverageGroundwater | 20MCL | Detected — no federal limit |
VOCs & pesticides
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| TetrachloroethyleneAn industrial solvent (PCE) used in dry cleaning and degreasing. | 1.9AverageGroundwater | 5MCL | Detected — no federal limit |
| TrichloroethyleneAn industrial solvent (TCE) used in metal degreasing. | 1.7AverageGroundwater | 5MCL | Detected — no federal limit |
People also ask about Tract 180 Mutual Water Co. — Cudahy, Ca, CA's water
+Is Tract 180 Mutual Water Co. — Cudahy, Ca, CA tap water safe to drink in 2023?
The 2023 Consumer Confidence Report for the Tract 180 Mutual Water Co. — Cudahy, 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 Tract 180 Mutual Water Co. — Cudahy, Ca, CA tap water?
26 contaminants were measured in Tract 180 Mutual Water Co. — Cudahy, Ca, CA's 2023 Consumer Confidence Report, spanning pfas ("forever chemicals"), metals, and radionuclides. 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 Tract 180 Mutual Water Co. — Cudahy, Ca, CA tap water?
2 contaminants in Tract 180 Mutual Water Co. — Cudahy, Ca, CA's 2023 report sit at or above the federal limit: PFOS (6.5× the limit); PFOA (2.0× 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 Tract 180 Mutual Water Co. — Cudahy, Ca, CA tap water?
The contaminant with the highest measured value relative to its federal limit in the 2023 report is PFOS, at 6.5× 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 Tract 180 Mutual Water Co. — Cudahy, 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 Tract 180 Mutual Water Co. — Cudahy, 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.