Drinking water quality · 2023
· Verified
What's in Thunderbird Cwd — Apple Valley, Ca, CA tap water
27 contaminants were measured in the Thunderbird Cwd — Apple Valley, Ca, CA water system's 2023 annual report. Each is shown below against its federal limit.
- Reporting year
- 2023
- Contaminants measured
- 27
- Over federal limit
- 0
- Approaching the limit
- 1
- Service area
- CA
Inorganic chemicals
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| NitrateA compound from fertilizer runoff, septic systems, and erosion of natural deposits. | 9.1 mg/LReported levelSystem-wide | 10 mg/LMCL | Approaching the limit |
| FluorideA mineral often added to drinking water to help prevent tooth decay. | 1.7 mg/LReported levelSystem-wide | 4 mg/LMCL | Within the limit |
| Cyanide | 0 ug/LReported levelSystem-wide | None set | None detected |
| NitriteA compound from fertilizer runoff, sewage, and erosion of natural deposits. | 0 mg/LReported levelSystem-wide | 1 mg/LMCL | None detected |
Metals
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| ArsenicA naturally occurring element that also enters water from industry and agriculture. | 2.3 ug/LReported levelSystem-wide | None set | Within the limit |
| CopperA metal that enters water from corroding household plumbing. | 0.12 mg/L90th percentileAt the tap | 1.3 mg/LAction level | Within the limit |
| BariumA metal from erosion of natural deposits and industrial discharge. | 130 ug/LReported levelSystem-wide | None set | Within the limit |
| AluminumA common element sometimes used as a treatment coagulant. | 0 ug/LReported levelSystem-wide | None set | None detected |
| Antimony | 0 ug/LReported levelSystem-wide | None set | None detected |
| Beryllium | 0 ug/LReported levelSystem-wide | None set | None detected |
| Cadmium | 0 ug/LReported levelSystem-wide | None set | None detected |
| 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 |
| MercuryA toxic metal from erosion of natural deposits and industrial runoff. | 0 ug/LReported levelSystem-wide | None set | None detected |
| NickelA metal from natural deposits and industrial discharge. | 0 ug/LReported levelSystem-wide | None set | None detected |
| SeleniumA trace element from natural deposits and industrial discharge. | 0 ug/LReported levelSystem-wide | None set | None detected |
| Thallium | 0 ug/LReported levelSystem-wide | None set | None detected |
| BoronA naturally occurring element from rock and soil. | 130 ug/LReported levelSystem-wide | 1000 ug/LNL | Detected — no federal limit |
| CalciumA naturally occurring mineral that contributes to water hardness. | 80 mg/LReported levelSystem-wide | None set | Detected — no federal limit |
| MagnesiumA naturally occurring mineral that contributes to water hardness. | 14 ug/LReported levelSystem-wide | None set | Detected — no federal limit |
| PotassiumA naturally occurring mineral from rock and soil. | 2.9 mg/LReported levelSystem-wide | None set | Detected — no federal limit |
| Vanadium | 13 ug/LReported levelSystem-wide | 50 ug/LNL | Detected — no federal limit |
Disinfectants
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| ChlorineA disinfectant added to drinking water to kill bacteria and viruses. | 0.72 mg/LReported levelSystem-wide | 4 mg/LMCL | Within the limit |
Disinfection byproducts
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| HAA5Haloacetic acids — a group of five disinfection byproducts formed when disinfectants react with organic matter. | 1.5 ug/LReported levelSystem-wide | None set | Within the limit |
| TTHMTotal trihalomethanes — a group of four chemicals (including chloroform) formed when chlorine reacts with natural organic matter. | 0.55 ug/LReported levelSystem-wide | None set | Within the limit |
| PerchlorateA chemical used in rocket fuel and fireworks that can also form during disinfection. | 0 ug/LReported levelSystem-wide | None set | None detected |
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 |
Other
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| Chromium | 0 ug/LReported levelSystem-wide | None set | None detected |
People also ask about Thunderbird Cwd — Apple Valley, Ca, CA's water
+Is Thunderbird Cwd — Apple Valley, Ca, CA tap water safe to drink in 2023?
Every one of the 27 contaminants measured in Thunderbird Cwd — Apple Valley, 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 Thunderbird Cwd — Apple Valley, Ca, CA tap water?
27 contaminants were measured in Thunderbird Cwd — Apple Valley, Ca, CA's 2023 Consumer Confidence Report, spanning metals, inorganic chemicals, and disinfection byproducts. 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.
+Are any contaminants in Thunderbird Cwd — Apple Valley, Ca, CA tap water approaching the federal limit?
One contaminant is between 80% and 100% of the federal limit in this report: Nitrate. Approaching means measured but not in violation — a margin that can close quickly if conditions change.
+Where does the data on this page come from?
Every value is transcribed from Thunderbird Cwd — Apple Valley, 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 Thunderbird Cwd — Apple Valley, 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.