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Mayacamas Mountain Spring Water
Mayacamas Mountain Spring Water is a Northern California spring water from the Mayacamas Mountains in Sonoma County. — as described by the brand
- pH7.6 ideal 6.5–8.510.0
- TDS54 mg/L ideal 225–500 mg/L5.0
- Sodium4.6 mg/L ideal up to 20 mg/L10.0
- Calcium5.9 mg/L ideal 36.7–80 mg/L · counts half5.0
- Magnesium2.5 mg/L ideal 16.7–30 mg/L · counts half5.0
- SulfateND mg/L ideal up to 248 mg/L10.0
- ChlorideND mg/L ideal up to 250 mg/L10.0
- NitrateND mg/L as N ideal up to 10 mg/L10.0
- BicarbonateNot published −0.1—
Each bar is out of 10 for that property. Deductions: −0.1 for missing values, −0.3 for an analysis over 3 years old. Editorial score, not a health rating. How scores work →
Sampled 17 Oct 2018: pH 7.6, TDS 54, Ca 5.9, Mg 2.5, Na 4.6 mg/L; bicarbonate alkalinity 37 mg/L as CaCO3 (not converted, so bicarbonate is not stored); potassium, nitrate-N, sulfate, chloride, fluoride ND; conductivity 75 µS/cm. Analysis over 3 years old.
How it stands out
- Sodium is 4.6 mg/L, under the 20 mg/L level the UK/EU uses for “suitable for a low-sodium diet” on natural mineral water labels.
UK/EU label thresholds met
Applied to the published numbers for information; these indications legally apply to natural mineral water labels.
- Suitable for a low-sodium diet (sodium < 20 mg/L)
Taste notes
No taste notes yet. Soon you will be able to say how Mayacamas Mountain Spring Water tastes to you. Results will appear here once people have voted; nothing is shown until then.
- SoftNo votes
- CrispNo votes
- SmoothNo votes
- MineralNo votes
- SaltyNo votes
- SweetNo votes
- BitterNo votes
- MetallicNo votes
Ratings & reviews
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Similar waters
Not enough published values yet. Mayacamas Mountain Spring Water publishes 4 of the 9 mineral values we use as single numbers (the rest are ranges, “not detected” or not published). We need at least 5 in common with another water to compare profiles.
Source & spring
| Source | Mayacamas Mountains, Sonoma County, California (bottler in Cotati, CA) |
|---|---|
| Country | USA · all waters from the USA |
| Water type | Spring water · what this means |
| Still or sparkling | Still |
| Data source | Mayacamas Mountain Spring Water lab report, sampled 17 Oct 2018 (hosted by Consumer Reports) Last checked 2026-10-26 |
USABrands update their analyses from time to time, and values can differ between bottle sizes, plants and batches. Check the label on your bottle. Spotted a change? See corrections.
Where to buy
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Not medical advice. Waterphile shows mineral values as published by each brand, for general information only. If you have a health condition, follow a restricted diet or prepare infant formula, ask a doctor, pediatrician or health visitor.