Drinking water quality · 2022
· Verified
What's in Azusa Light and Water — Azusa, Ca, CA tap water
17 contaminants were measured in the Azusa Light and Water — Azusa, Ca, CA water system's 2022 annual report. Each is shown below against its federal limit.
- Reporting year
- 2022
- Contaminants measured
- 17
- Over federal limit
- 0
- Approaching the limit
- 0
- Service area
- CA
state-level CCR
Inorganic chemicals
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| NitrateA compound from fertilizer runoff, septic systems, and erosion of natural deposits. | 2.63 mg/LAverageAzusa Groundwater | 10 mg/LMCL | Within the limit |
+By source (2)— Azusa Groundwater, Azusa Surface Water
| |||
| FluorideA mineral often added to drinking water to help prevent tooth decay. | 0.28 mg/LAverageAzusa Groundwater | 4 mg/LMCL | Within the limit |
+By source (2)— Azusa Groundwater, Azusa Surface Water
| |||
Disinfectants
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| ChlorineA disinfectant added to drinking water to kill bacteria and viruses. | 0.88 mg/LAverageAzusa Groundwater | 4 mg/LMCL | Within the limit |
+By source (2)— Azusa Groundwater, Azusa Surface Water
| |||
Metals
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| LeadA toxic metal that leaches into water from old service lines, solder, and plumbing fixtures. | Not detected90th percentileAZUSA DRINKING WATER CONCENTRATION 90th Percentile Value Distribution System | 2Public health goal | None detected |
| ArsenicA naturally occurring element that also enters water from industry and agriculture. | 2.9AverageAzusa Surface Water | None set | Detected — no federal limit |
+By source (2)— Azusa Surface Water, Azusa Groundwater
| |||
| BariumA metal from erosion of natural deposits and industrial discharge. | 140AverageAzusa Groundwater | None set | Detected — no federal limit |
+By source (2)— Azusa Groundwater, Azusa Surface Water
| |||
| BoronA naturally occurring element from rock and soil. | 160AverageAzusa Surface Water | None set | Detected — no federal limit |
+By source (2)— Azusa Surface Water, Azusa Groundwater
| |||
Microbial
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| Cryptosporidium | Not detectedAverageAzusa Surface Water | None set | None detected |
| Total ColiformA group of bacteria used as an indicator of overall water-system sanitation. | 2.6 %AverageAzusa Groundwater | None set | Detected — no federal limit |
+By source (2)— Azusa Groundwater, Azusa Surface Water
| |||
Radionuclides
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| Gross AlphaGross alpha particle activity — a combined measure of alpha-emitting radioactive substances. | Not detected pCi/LRangeAzusa Groundwater | 15 pCi/LMCL | None detected |
+By source (2)— Azusa Groundwater, Azusa Surface Water
| |||
| UraniumA naturally occurring radioactive metal from erosion of natural deposits. | Not detected pCi/LRangeAzusa Groundwater | 20 pCi/LMCL | None detected |
+By source (2)— Azusa Groundwater, Azusa Surface Water
| |||
VOCs & pesticides
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| TetrachloroethyleneAn industrial solvent (PCE) used in dry cleaning and degreasing. | Not detectedAverageAzusa Groundwater | 5MCL | None detected |
+By source (2)— Azusa Groundwater, Azusa Surface Water
| |||
Disinfection byproducts
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| HAA5Haloacetic acids — a group of five disinfection byproducts formed when disinfectants react with organic matter. | 12.25AverageAzusa Groundwater | None set | Detected — no federal limit |
+By source (2)— Azusa Surface Water, Azusa Groundwater
| |||
| PerchlorateA chemical used in rocket fuel and fireworks that can also form during disinfection. | 0.97AverageAzusa Groundwater | None set | Detected — no federal limit |
+By source (2)— Azusa Groundwater, Azusa Surface Water
| |||
| TTHMTotal trihalomethanes — a group of four chemicals (including chloroform) formed when chlorine reacts with natural organic matter. | 31.25AverageAzusa Surface Water | None set | Detected — no federal limit |
+By source (2)— Azusa Surface Water, Azusa Groundwater
| |||
Other
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| Chromium | 0.13AverageAzusa Groundwater | None set | Detected — no federal limit |
+By source (2)— Azusa Groundwater, Azusa Surface Water
| |||
Physical & aggregate
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| TurbidityA measure of cloudiness from suspended particles in the water. | 0.03AverageAzusa Surface Water | 0.1MCL | Detected — no federal limit |
Source: Azusa Light and Water — Azusa, Ca, CA's 2022 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 Azusa Light and Water — Azusa, Ca, CA's water
+Is Azusa Light and Water — Azusa, Ca, CA tap water safe to drink in 2022?
Every one of the 17 contaminants measured in Azusa Light and Water — Azusa, Ca, CA's 2022 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 Azusa Light and Water — Azusa, Ca, CA tap water?
17 contaminants were measured in Azusa Light and Water — Azusa, Ca, CA's 2022 Consumer Confidence Report, spanning metals, disinfection byproducts, and inorganic chemicals. 8 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 Azusa Light and Water — Azusa, 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 Azusa Light and Water — Azusa, 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.
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