Drinking water quality · 2022
· Verified
What's in La Canada Irrigation Dist. — La Canada, Ca, CA tap water
42 contaminants were measured in the La Canada Irrigation Dist. — La Canada, Ca, CA water system's 2022 annual report. Each is shown below against its federal limit.
- Reporting year
- 2022
- Contaminants measured
- 42
- Over federal limit
- 0
- Approaching the limit
- 0
- Service area
- CA
state-level CCR
Metals
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| ArsenicA naturally occurring element that also enters water from industry and agriculture. | 5.1 ug/LAverageAverage Amount | None set | Within the limit |
| CopperA metal that enters water from corroding household plumbing. | 0.16 mg/L90th percentileAt the tap | 1.3 mg/LAction level | Within the limit |
| BariumA metal from erosion of natural deposits and industrial discharge. | 107 ug/LAverageAverage Amount | None set | Within the limit |
| Chromium, HexavalentHexavalent chromium ('chromium-6') — the more toxic form of chromium. | Not detected ug/LRangeSystem-wide | None set | None detected |
| IronA naturally occurring metal common in groundwater. | Not detected ug/LAverageAverage Amount | None set | None detected |
| LeadA toxic metal that leaches into water from old service lines, solder, and plumbing fixtures. | Not detected ug/L90th percentileAt the tap | None set | None detected |
| Vanadium | Not detected ug/LRangeSystem-wide | None set | None detected |
| AluminumA common element sometimes used as a treatment coagulant. | 156 ug/LAverageAverage Amount | None set | Detected — no federal limit |
| BoronA naturally occurring element from rock and soil. | 140 ug/LAverageAverage Amount | None set | Detected — no federal limit |
| CalciumA naturally occurring mineral that contributes to water hardness. | 70 mg/LAverageAverage Amount | None set | Detected — no federal limit |
| MagnesiumA naturally occurring mineral that contributes to water hardness. | 26 mg/LAverageAverage Amount | None set | Detected — no federal limit |
| PotassiumA naturally occurring mineral from rock and soil. | 4.6 mg/LAverageAverage Amount | None set | Detected — no federal limit |
| SodiumA naturally occurring salt component. | 100 mg/LAverageAverage Amount | None set | Detected — no federal limit |
Other
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| Chlorine Total | 1.8 mg/LAverageAverage Amount | 4 mg/LMCL | Within the limit |
| Chromium | Not detected ug/LRangeSystem-wide | None set | None detected |
| Nitrate Nitrite | Not detected mg/LRangeSystem-wide | 10 mg/LMCL | None detected |
| Pce | Not detected ug/LRangeSystem-wide | None set | None detected |
| Tce | Not detected ug/LRangeSystem-wide | None set | None detected |
Radionuclides
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| Gross AlphaGross alpha particle activity — a combined measure of alpha-emitting radioactive substances. | 5.7 pCi/LAverageAverage Amount | 15 pCi/LMCL | Within the limit |
| Combined RadiumCombined radium-226 and radium-228 — naturally occurring radioactive elements. | 0.003 pCi/LAverageAverage Amount | 5 pCi/LMCL | Within the limit |
| Gross Beta Particle ActivityGross beta particle activity — a combined measure of beta-emitting radioactive substances. | 6 pCi/LAverageAverage Amount | None set | Detected — no federal limit |
| UraniumA naturally occurring radioactive metal from erosion of natural deposits. | 4.9 pCi/LAverageAverage Amount | 20 pCi/LMCL | Detected — no federal limit |
Physical & aggregate
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| TurbidityA measure of cloudiness from suspended particles in the water. | 0.3 NTUAverageAverage Amount | 1 NTUMCL | Within the limit |
| AlkalinityA measure of the water's capacity to neutralize acids. | 180 mg/LAverageAverage Amount | None set | Detected — no federal limit |
| Bicarbonate | 220 mg/LAverageAverage Amount | None set | Detected — no federal limit |
| ColorA measure of visible tint in the water. | 3AverageAverage Amount | None set | Detected — no federal limit |
| HardnessA measure of dissolved calcium and magnesium minerals. | 279 mg/LAverageAverage Amount | None set | Detected — no federal limit |
| OdorA measure of detectable smell in the water. | 3AverageAverage Amount | None set | Detected — no federal limit |
| pHA measure of how acidic or basic the water is. | 8.1AverageAverage Amount | None set | Detected — no federal limit |
| Specific ConductanceA measure of how well water conducts electricity, which tracks dissolved mineral content. | 992AverageAverage Amount | None set | Detected — no federal limit |
| TOCTotal organic carbon — a measure of organic material dissolved in the water. | 2.4 mg/LAverageAverage Amount | None set | Detected — no federal limit |
| Total Dissolved SolidsTotal dissolved solids — the combined content of all dissolved minerals and salts. | 638 mg/LAverageAverage Amount | None set | Detected — no federal 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. | 20.5 ug/LAverageAverage Amount | None set | Within the limit |
| HAA5Haloacetic acids — a group of five disinfection byproducts formed when disinfectants react with organic matter. | 4.8 ug/LAverageAverage Amount | None set | Within the limit |
| BromodichloromethaneA trihalomethane disinfection byproduct. | Not detectedAverageAverage Amount | None set | None detected |
| ChloroformA trihalomethane formed when chlorine reacts with organic matter in water. | Not detectedAverageAverage Amount | None set | None detected |
| DibromochloromethaneA trihalomethane disinfection byproduct. | Not detectedAverageAverage Amount | None set | None detected |
| PerchlorateA chemical used in rocket fuel and fireworks that can also form during disinfection. | Not detected ug/LAverageAverage Amount | None set | None detected |
Inorganic chemicals
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| FluorideA mineral often added to drinking water to help prevent tooth decay. | 0.7 mg/LAverageAverage Amount | 4 mg/LMCL | Within the limit |
| NitrateA compound from fertilizer runoff, septic systems, and erosion of natural deposits. | Not detected mg/LRangeSystem-wide | 10 mg/LMCL | None detected |
| ChlorideA naturally occurring salt compound. | 102 mg/LAverageAverage Amount | None set | Detected — no federal limit |
| SulfateA naturally occurring mineral from rock and soil. | 222 mg/LAverageAverage Amount | None set | Detected — no federal limit |
Source: La Canada Irrigation Dist. — La Canada, 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 La Canada Irrigation Dist. — La Canada, Ca, CA's water
+Is La Canada Irrigation Dist. — La Canada, Ca, CA tap water safe to drink in 2022?
Every one of the 42 contaminants measured in La Canada Irrigation Dist. — La Canada, 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 La Canada Irrigation Dist. — La Canada, Ca, CA tap water?
42 contaminants were measured in La Canada Irrigation Dist. — La Canada, Ca, CA's 2022 Consumer Confidence Report, spanning metals, physical & aggregate, and disinfection byproducts. 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.
+Where does the data on this page come from?
Every value is transcribed from La Canada Irrigation Dist. — La Canada, 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 La Canada Irrigation Dist. — La Canada, 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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