Drinking water quality · 2023
· Verified
What's in Riverstone/rootcreek Water District — Fresno, Ca, CA tap water
15 contaminants were measured in the Riverstone/rootcreek Water District — Fresno, Ca, CA water system's 2023 annual report. Each is shown below against its federal limit.
- Reporting year
- 2023
- Contaminants measured
- 15
- Over federal limit
- 0
- Approaching the limit
- 0
- Service area
- CA
Radionuclides
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| Combined RadiumCombined radium-226 and radium-228 — naturally occurring radioactive elements. | 0–3.6 pCi/LRangeSystem-wide | 5 pCi/LMCL | Within the limit |
| Gross AlphaGross alpha particle activity — a combined measure of alpha-emitting radioactive substances. | 0–6.6 pCi/LRangeSystem-wide | 15 pCi/LMCL | Within the limit |
Inorganic chemicals
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| NitrateA compound from fertilizer runoff, septic systems, and erosion of natural deposits. | 0–6.1 mg/LRangeSystem-wide | 10 mg/LMCL | Within the limit |
| FluorideA mineral often added to drinking water to help prevent tooth decay. | 0–0.2 mg/LRangeSystem-wide | 4 mg/LMCL | Within the limit |
Metals
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| ArsenicA naturally occurring element that also enters water from industry and agriculture. | 5.1–5.8 ug/LRangeSystem-wide | None set | Within the limit |
| BariumA metal from erosion of natural deposits and industrial discharge. | 0.15–0.39 mg/LRangeSystem-wide | 2 mg/LMCL | Within the limit |
| CopperA metal that enters water from corroding household plumbing. | 0.099 mg/L90th percentileAt the tap | 1.3 mg/LAction level | Within the limit |
| SeleniumA trace element from natural deposits and industrial discharge. | 0–3.4 ug/LRangeSystem-wide | None set | Within the limit |
| LeadA toxic metal that leaches into water from old service lines, solder, and plumbing fixtures. | Not detected ug/L90th percentileAt the tap | None set | Within the limit |
| AluminumA common element sometimes used as a treatment coagulant. | 0–0.077 mg/LRangeSystem-wide | None set | Detected — no federal limit |
| NickelA metal from natural deposits and industrial discharge. | 0–2.4 ug/LRangeSystem-wide | None set | Detected — no federal limit |
| PotassiumA naturally occurring mineral from rock and soil. | 4.2–6.5 mg/LRangeSystem-wide | None set | Detected — no federal limit |
Other
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| Chromium | 0–2.3 ug/LRangeSystem-wide | None set | Within the limit |
Microbial
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| Escherichia coli (E. coli)Escherichia coli — bacteria found in the gut of humans and animals. | 2024Highest single sampleNo. of Detections | 0MCLG | Detected — no federal limit |
Physical & aggregate
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| AlkalinityA measure of the water's capacity to neutralize acids. | 90–130 mg/LRangeSystem-wide | None set | Detected — no federal limit |
People also ask about Riverstone/rootcreek Water District — Fresno, Ca, CA's water
+Is Riverstone/rootcreek Water District — Fresno, Ca, CA tap water safe to drink in 2023?
Every one of the 15 contaminants measured in Riverstone/rootcreek Water District — Fresno, 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 Riverstone/rootcreek Water District — Fresno, Ca, CA tap water?
15 contaminants were measured in Riverstone/rootcreek Water District — Fresno, Ca, CA's 2023 Consumer Confidence Report, spanning metals, inorganic chemicals, and radionuclides. 7 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 Riverstone/rootcreek Water District — Fresno, 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 Riverstone/rootcreek Water District — Fresno, 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.