Drinking water quality · 2023
· Verified
What's in Fern Valley Wd, CA tap water
51 contaminants were measured in the Fern Valley Wd, CA water system's 2023 annual report. Each is shown below against its federal limit — 1 sit at or above that limit.
- Reporting year
- 2023
- Contaminants measured
- 51
- Over federal limit
- 1
- Approaching the limit
- 0
- Worst contaminant
- Color
- Service area
- CA
Where your water comes from · EPA SDWIS
Fern Valley Wd, CA's drinking water comes from ground water, drawn from 10 sources.
Source
- WELL · 8
- TAHQUITZ CREEK
- STRAWBERRY CREEK
Treatment
- AERATION PLANT - W 6,7,8
- AERATION PLANT - WELL 02
- AERATION PLANT - WELL 11
- + 2 more
Distribution
Also buys water from IDYLLWILD WATER DISTRICT.
Historical readings · EPA Six-Year Review (2012–2019)
1 contaminant historically over EPA limits in Fern Valley Wd, CA
Every U.S. public water system reports compliance-monitoring data to EPA. The Six-Year Review releases the 2012–2019 window as a single dataset — here's what your system reported, year by year. Values shown are the highest detection per analyte per year, compared to the federal MCL.
| Contaminant | Worst detection | EPA limit | Years (2012–2019) |
|---|---|---|---|
HAA5 worst: 2019 | 0.076 mg/L 1.3× | 0.06 mg/L | '14'15'16'17'18'19 |
TTHM worst: 2017 | 0.061 mg/L within | 0.08 mg/L | '14'15'16'17'18'19 |
FLUORIDE worst: 2015 | 0.6 mg/L within | 4 mg/L | '12'15'18 |
BARIUM worst: 2018 | 0.12 mg/L within near national p90 | 2 mg/L | '12'15'18 |
URANIUM worst: 2013 | 0.0177 ug/L within near national p90 | 30 ug/L | '13'19 |
TCAA worst: 2015 | 0.0049 mg/L | — | '15'16'17'18'19 |
MCAA worst: 2014 | 0.003 mg/L | — | '14'15'16'19 |
DCAA worst: 2014 | 0.0015 mg/L | — | '14'15'16'17'18'19 |
BROMODICHLOROMETHANE worst: 2014 | 0.0022 mg/L | — | '14'15'16'17'18'19 |
CHLOROFORM worst: 2014 | 0.003 mg/L | — | '14'15'16'17'18'19 |
DIBROMOCHLOROMETHANE worst: 2014 | 0.0018 mg/L | — | '14'15'16'17'18'19 |
Physical & aggregate
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| ColorA measure of visible tint in the water. | 17.5 UNITSAverageSource water | 15 UNITSMCL | At or above the limit |
| Total Dissolved SolidsTotal dissolved solids — the combined content of all dissolved minerals and salts. | 53 MG/LAverageSource water | 1000 MG/LMCL | Within the limit |
| Specific ConductanceA measure of how well water conducts electricity, which tracks dissolved mineral content. | 50 UMHO/CMAverageSource water | 1600 UMHO/CMMCL | Within the limit |
| OdorA measure of detectable smell in the water. | Not detected TONHighest single sampleSource water | 3 TONMCL | None detected |
| TurbidityA measure of cloudiness from suspended particles in the water. | Not detected NTUHighest single sampleSource water | 5 NTUMCL | None detected |
| AlkalinityA measure of the water's capacity to neutralize acids. | 19.5 MG/LAverageSource water | None set | Detected — no federal limit |
| HardnessA measure of dissolved calcium and magnesium minerals. | 12.5 MG/LAverageSource water | None set | Detected — no federal limit |
| pHA measure of how acidic or basic the water is. | 6.75 PHAverageSource water | None set | Detected — no federal limit |
Inorganic chemicals
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| ChlorideA naturally occurring salt compound. | 2.2 MG/LAverageSource water | 500 MG/LMCL | Within the limit |
| SulfateA naturally occurring mineral from rock and soil. | 0.565 MG/LAverageSource water | 500 MG/LMCL | Within the limit |
| Asbestos | Not detected MFLHighest single sampleSource water | 7 MFLMCL | None detected |
| Cyanide | Not detected UG/LHighest single sampleSource water | 150 UG/LMCL | None detected |
| NitrateA compound from fertilizer runoff, septic systems, and erosion of natural deposits. | Not detected MG/LHighest single sampleSource water | 10 MG/LMCL | None detected |
| NitriteA compound from fertilizer runoff, sewage, and erosion of natural deposits. | Not detected MG/LHighest single sampleSource water | 1 MG/LMCL | None detected |
Disinfection byproducts
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| BromoformA trihalomethane disinfection byproduct. | Not detected UG/LHighest single sampleDistribution | None set | None detected |
| PerchlorateA chemical used in rocket fuel and fireworks that can also form during disinfection. | Not detected UG/LHighest single sampleSource water | 6 UG/LMCL | None detected |
Metals
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| AluminumA common element sometimes used as a treatment coagulant. | Not detected UG/LHighest single sampleSource water | 1000 UG/LMCL | None detected |
| Antimony | Not detected UG/LHighest single sampleSource water | 6 UG/LMCL | None detected |
| ArsenicA naturally occurring element that also enters water from industry and agriculture. | Not detected UG/LHighest single sampleSource water | 10 UG/LMCL | None detected |
| Beryllium | Not detected UG/LHighest single sampleSource water | 4 UG/LMCL | None detected |
| Cadmium | Not detected UG/LHighest single sampleSource water | 5 UG/LMCL | None detected |
| CopperA metal that enters water from corroding household plumbing. | Not detected UG/LHighest single sampleSource water | 1000 UG/LMCL | None detected |
| IronA naturally occurring metal common in groundwater. | Not detected UG/LHighest single sampleSource water | 300 UG/LMCL | None detected |
| LeadA toxic metal that leaches into water from old service lines, solder, and plumbing fixtures. | Not detected UG/LHighest single sampleSource water | None set | None detected |
| MagnesiumA naturally occurring mineral that contributes to water hardness. | Not detected MG/LHighest single sampleSource water | None set | None detected |
| ManganeseA naturally occurring metal from soil and rock. | Not detected UG/LHighest single sampleSource water | 50 UG/LMCL | None detected |
| MercuryA toxic metal from erosion of natural deposits and industrial runoff. | Not detected UG/LHighest single sampleSource water | 2 UG/LMCL | None detected |
| NickelA metal from natural deposits and industrial discharge. | Not detected UG/LHighest single sampleSource water | 100 UG/LMCL | None detected |
| SeleniumA trace element from natural deposits and industrial discharge. | Not detected UG/LHighest single sampleSource water | 50 UG/LMCL | None detected |
| Thallium | Not detected UG/LHighest single sampleSource water | 2 UG/LMCL | None detected |
| ZincA naturally occurring metal that can also enter water from corroding pipes. | Not detected UG/LHighest single sampleSource water | 5000 UG/LMCL | None detected |
| CalciumA naturally occurring mineral that contributes to water hardness. | 3.2249999999999996 MG/LAverageSource water | None set | Detected — no federal limit |
| PotassiumA naturally occurring mineral from rock and soil. | 1.6 MG/LAverageSource water | None set | Detected — no federal limit |
| SodiumA naturally occurring salt component. | 4.65 MG/LAverageSource water | None set | Detected — no federal limit |
Other
VOCs & pesticides
Radionuclides
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| Combined RadiumCombined radium-226 and radium-228 — naturally occurring radioactive elements. | 0.093225 PCI/LAverageSource water | None set | Detected — no federal limit |
People also ask about Fern Valley Wd, CA's water
+Is Fern Valley Wd, CA tap water safe to drink in 2023?
The 2023 Consumer Confidence Report for the Fern Valley Wd, CA water utility lists 1 contaminant at or above the federal limit: Color. Whether that means the water is "unsafe" depends on which contaminant, how long the exposure, and individual health factors. The table on this page shows the measured value, the federal threshold, and the regulated statistic used for compliance.
+What contaminants are in Fern Valley Wd, CA tap water?
51 contaminants were measured in Fern Valley Wd, CA's 2023 Consumer Confidence Report, spanning metals, physical & aggregate, and disinfection byproducts. 33 have an enforceable federal limit; the rest are detected but unregulated. Every measured value, in the utility's own units, is on this page.
+Which contaminants exceed federal limits in Fern Valley Wd, CA tap water?
One contaminant in Fern Valley Wd, CA's 2023 report sits at or above the federal limit: Color (1.2× the limit). The EPA enforces these limits against the regulated reporting statistic — typically a running annual average or 90th percentile — not a one-off sample spike.
+What is the worst contaminant in Fern Valley Wd, CA tap water?
The contaminant with the highest measured value relative to its federal limit in the 2023 report is Color, at 1.2× the federal threshold. It belongs to the physical & aggregate family of contaminants.
+Where does the data on this page come from?
Every value is transcribed from Fern Valley Wd, 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 Fern Valley Wd, 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.