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Flow Alkaline Spring Water

Flow is naturally alkaline Canadian spring water packed in a paper-based carton and sold widely in the US. — as described by the brand

8.7/10Waterphile Score9/9 properties published

pH7.72 ideal 6.5–8.59.9
TDS350 mg/L ideal 225–500 mg/L10.0
Sodium9.9 mg/L ideal up to 20 mg/L10.0
Calcium77 mg/L ideal 36.7–80 mg/L · counts half9.2
Magnesium31 mg/L ideal 16.7–30 mg/L · counts half8.6
Sulfate11 mg/L ideal up to 248 mg/L10.0
Chloride19 mg/L ideal up to 250 mg/L10.0
Nitrate29.2182 mg/L as N ideal up to 10 mg/L3.3
Bicarbonate330 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 · 9 of 11 values published

Basics

Total dissolved solids TDS

350 mg/L

Minerals

Calcium

77 mg/L

Magnesium

31 mg/L

Sodium

9.9 mg/L

Potassium

2.1 mg/L

Other dissolved substances

Bicarbonate

330 mg/L

Sulfate

11 mg/L

Chloride

19 mg/L

Nitrate (NO₃)

6.6 mg/L as N

Silica

— Not published by the brand · we never estimateSource: Flow Water Report / Analysis 2016 (brand report hosted by Consumer Reports) · checked 2026-10-25

Source kind: official brand report (copy hosted by Consumer Reports), dated 2016; no newer brand report was reachable. Lab-analysis values used; the same report's 'typical' panel shows pH +/- 8.1 at source, Ca 73, Mg 29, Na 8, K 2, HCO3 298. Source location from flowhydration.com (Bruce County, Ontario); the report itself does not name it. Silica not published.

How it stands out

Sodium is 9.9 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 Flow Alkaline 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

Be the first to rate Flow Alkaline Spring Water. Not rated yet, and no reviews yet. Ratings and reviews are not open yet; we will never show made-up scores.

Similar waters

Computed from published numbers only: the waters whose mineral values are closest to Flow Alkaline Spring Water’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	Artesian spring, Bruce County, Ontario, Canada
Country	Canada · all waters from Canada
Water type	Spring water · what this means
US label wording	Alkaline spring water (brand wording)
Still or sparkling	Still
Data source	Flow Water Report / Analysis 2016 (brand report hosted by Consumer Reports) 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 Flow Alkaline Spring Water 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.