Drinking water quality · 2023
· Verified
What's in Colorado Mutual Water Company — Lancaster, Ca, CA tap water
10 contaminants were measured in the Colorado Mutual Water Company — Lancaster, Ca, CA water system's 2023 annual report. Each is shown below against its federal limit.
- Reporting year
- 2023
- Contaminants measured
- 10
- Over federal limit
- 0
- Approaching the limit
- 0
- Service area
- CA
Compliance history
Federal Safe Drinking Water Act violation & enforcement records (EPA SDWIS). A violation is a regulatory determination by the state or EPA — separate from the measured levels above.
- Treatment technique violationHealth-based1 violation on record · most recent Oct 20241 open
- Reporting1 violation on record · most recent Oct 20241 open
- Monitoring1 violation on recordresolved
Source: EPA SDWIS / ECHO. View the full federal record on EPA ECHO ↗
Inorganic chemicals
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| NitrateA compound from fertilizer runoff, septic systems, and erosion of natural deposits. | 2.62 mg/LReported levelSystem-wide | 10 mg/LMCL | Within the limit |
| FluorideA mineral often added to drinking water to help prevent tooth decay. | 0.2 mg/LReported levelSystem-wide | 4 mg/LMCL | Within the limit |
Metals
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| CopperA metal that enters water from corroding household plumbing. | 0.16 mg/L90th percentileAt the tap | 1.3 mg/LAction level | Within the limit |
| LeadA toxic metal that leaches into water from old service lines, solder, and plumbing fixtures. | 0 ug/L90th percentileAt the tap | None set | Within the limit |
| SeleniumA trace element from natural deposits and industrial discharge. | 6.9Reported levelSystem-wide | None set | Detected — no federal limit |
| Vanadium | 4.7 ug/LReported levelSystem-wide | 5 ug/LNL | Detected — no federal limit |
Microbial
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| Escherichia coli (E. coli)Escherichia coli — bacteria found in the gut of humans and animals. | 0Highest single sampleNo. of Detections | 0MCLG | None detected |
+By source (2)— No. of Detections, Total No. of Detections
| |||
Radionuclides
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| UraniumA naturally occurring radioactive metal from erosion of natural deposits. | 0Reported levelSystem-wide | 20MCL | None detected |
| Combined RadiumCombined radium-226 and radium-228 — naturally occurring radioactive elements. | 1.26Reported levelSystem-wide | 5MCL | Detected — no federal limit |
| Gross AlphaGross alpha particle activity — a combined measure of alpha-emitting radioactive substances. | 3.8Reported levelSystem-wide | 15MCL | Detected — no federal limit |
People also ask about Colorado Mutual Water Company — Lancaster, Ca, CA's water
+Is Colorado Mutual Water Company — Lancaster, Ca, CA tap water safe to drink in 2023?
Every one of the 10 contaminants measured in Colorado Mutual Water Company — Lancaster, Ca, CA's 2023 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 Colorado Mutual Water Company — Lancaster, Ca, CA tap water?
10 contaminants were measured in Colorado Mutual Water Company — Lancaster, Ca, CA's 2023 Consumer Confidence Report, spanning metals, radionuclides, 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 Colorado Mutual Water Company — Lancaster, 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 Colorado Mutual Water Company — Lancaster, 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.