Drinking water quality · 2023
· Verified
What's in Central Water District — Aptos, Ca, CA tap water
12 contaminants were measured in the Central Water District — Aptos, Ca, CA water system's 2023 annual report. Each is shown below against its federal limit.
- Reporting year
- 2023
- Contaminants measured
- 12
- Over federal limit
- 0
- Approaching the limit
- 0
- Service area
- CA
Inorganic chemicals
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| NitrateA compound from fertilizer runoff, septic systems, and erosion of natural deposits. | 1–5.6 mg/LRangeSystem-wide | 10 mg/LMCL | Within the limit |
| FluorideA mineral often added to drinking water to help prevent tooth decay. | 0.1–0.12 mg/LRangeSystem-wide | 4 mg/LMCL | Within the limit |
Metals
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| LeadA toxic metal that leaches into water from old service lines, solder, and plumbing fixtures. | 6 ug/L90th percentileAt the tap | None set | Within the limit |
| CopperA metal that enters water from corroding household plumbing. | 0.413 mg/L90th percentileAt the tap | 1.3 mg/LAction level | Within the limit |
| Chromium, TotalTotal chromium — the sum of all chromium forms, from natural deposits and industrial discharge. | 5.4–10 ug/LRangeSystem-wide | None set | Within the limit |
| Chromium, HexavalentHexavalent chromium ('chromium-6') — the more toxic form of chromium. | 4.9–11 ug/LRangeSystem-wide | 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 ug/LReported levelSystem-wide | None set | Within the limit |
Disinfectants
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| ChlorineA disinfectant added to drinking water to kill bacteria and viruses. | 0.1–0.37 mg/LRangeSystem-wide | None set | Within the limit |
Radionuclides
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| Gross AlphaGross alpha particle activity — a combined measure of alpha-emitting radioactive substances. | 0.45–0.965 pCi/LRangeSystem-wide | 15 pCi/LMCL | Within the limit |
| Combined RadiumCombined radium-226 and radium-228 — naturally occurring radioactive elements. | 0–0.021 pCi/LRangeSystem-wide | 5 pCi/LMCL | Within the limit |
Microbial
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| Escherichia coli (E. coli)Escherichia coli — bacteria found in the gut of humans and animals. | 36Reported levelNumber Collected in 2024 | 0MCLG | Detected — no federal limit |
+By source (2)— Number Collected in 2024, Number of Detections
| |||
| Total ColiformA group of bacteria used as an indicator of overall water-system sanitation. | 36Reported levelNumber Collected in 2024 | None set | Detected — no federal limit |
+By source (2)— Number Collected in 2024, Number of Detections
| |||
People also ask about Central Water District — Aptos, Ca, CA's water
+Is Central Water District — Aptos, Ca, CA tap water safe to drink in 2023?
Every one of the 12 contaminants measured in Central Water District — Aptos, 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 Central Water District — Aptos, Ca, CA tap water?
12 contaminants were measured in Central Water District — Aptos, Ca, CA's 2023 Consumer Confidence Report, spanning metals, inorganic chemicals, and microbial. 6 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 Central Water District — Aptos, 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 Central Water District — Aptos, 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.