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Chaudfontaine

Chaudfontaine is a Belgian natural mineral water from a thermal source at the foot of the Ardennes; the brand says the water travels for more than 60 years through rock layers as deep as 1,600 m. — as described by the brand

9.2/10Waterphile Score9/9 properties published

pH7.6 ideal 6.5–8.510.0
TDS385 mg/L ideal 225–500 mg/L9.9
Sodium44 mg/L ideal up to 20 mg/L6.6
Calcium65 mg/L ideal 36.7–80 mg/L · counts half9.7
Magnesium18 mg/L ideal 16.7–30 mg/L · counts half9.4
Sulfate40 mg/L ideal up to 248 mg/L10.0
Chloride35 mg/L ideal up to 250 mg/L10.0
Nitrate<1 mg/L ideal up to 10 mg/L10.0
Bicarbonate305 mg/L ideal 30–396.6 mg/L · counts half10.0

Each bar is out of 10 for that property. Deductions: −0.3 for an analysis over 3 years old. Editorial score, not a health rating. How scores work →

Mineral FactsPer litre · 10 of 11 values published

Basics

7.6

Total dissolved solids dry residue 180°C

385 mg/L

Minerals

Calcium

65 mg/L

Magnesium

18 mg/L

Sodium

44 mg/L

Potassium

2.5 mg/L

Other dissolved substances

Bicarbonate

305 mg/L

Sulfate

40 mg/L

Chloride

35 mg/L

Nitrate (NO₃)

<1 mg/L

Silica

—

— Not published by the brand · we never estimateSource: coca-cola.com/be – Chaudfontaine Natuurlijk Mineraalwater (current); Coca-Cola European Product Information Sheet WA/G-0099.10, issue 11/02/2011 · checked 2026-10-25

Current official page: Na 44, K 2.5, Cl 35, Ca 65, Mg 18, F 0.4, nitrates <1 mg/L. pH 7.6, HCO3 305, SO4 40 and dry residue 180 °C 385 come from Coca-Cola's own product information sheet (issue 11/02/2011; copy evidence/chaudfontaine-sheet.pdf, hosted by a distributor); its Ca/Mg/Na/K/Cl/F figures are identical to the current page. Dated by the 2011 sheet (−0.3). Flagship still.

UK/EU label thresholds met

Applied to the published numbers for information; these indications legally apply to natural mineral water labels.

Low mineral content (fixed residue ≤ 500 mg/L)

Taste notes

No taste notes yet. Soon you will be able to say how Chaudfontaine 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

Waterphile Score lab data

9.2/10

From the brand’s published mineral values. How it works

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Similar waters

Computed from published numbers only: the waters whose mineral values are closest to Chaudfontaine’s on a log scale, using the values both brands publish as single numbers (at least 5). pH and nitrate are not used. Similar minerals do not mean similar taste.

Source & spring

Source	Thermal source, Chaudfontaine (Liège), Belgium; water travels about 60 years to 1,600 m depth
Country	Belgium · all waters from Belgium
Water type	Natural mineral water · what this means
Still or sparkling	Still
Data source	coca-cola.com/be – Chaudfontaine Natuurlijk Mineraalwater (current); Coca-Cola European Product Information Sheet WA/G-0099.10, issue 11/02/2011 Last checked 2026-10-25

Brands 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

See the official Chaudfontaine website for stockists. Retailer and price links are coming later.

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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.