Single source · USA

Summit Spring

Free-flowing spring on Summit Hill, Harrison, Maine (single protected granite aquifer, highest ground in Cumberland County)

One of the oldest documented springs in North America, off a single granite hillside in Harrison, Maine. Barely more than rainwater in the glass, and proud of it.

Mineral analysis

TDS59mg/L total dissolved solids

Still, light, calcium-crisp with a dry, mineral finish.

Cation
Ca / MgNa
Anion
HCO₃SO₄ · Cl
Magnesium1.3 mg/L
smooth & easy
Silicanot published
Sodium6.2 mg/L
low-sodium · under the 20 mg/L diet line

Verified · official analysis ↗

  • silky and almost weightless
  • faint mineral whisper
  • clean cold no aftertaste

Summit Spring is a still water from USA with 59 mg/L total dissolved solids and carries 6.7 mg/L calcium, 1.3 mg/L magnesium and 6.2 mg/L sodium (published analysis).

Pristine, untouched source · closest in profile to Voss.

Type · The Dry Wit

Find it in: Low sodium · Baby safe · Light · Dry finish

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Common questions

What does Summit Spring taste like?
Summit Spring is a still water, light-bodied, clean and crisp, closing on a dry, mineral finish. It belongs to the Dry Wit type in our sixteen-part typology, and the house tasting notes run silky and almost weightless, faint mineral whisper and clean cold no aftertaste. Its pH is acidic, which on the palate reads as a faintly sour edge.
Is Summit Spring good for you?
Summit Spring is a regulated bottled water and safe to drink. The published analysis shows a lightly mineral water at 59 mg/L dissolved solids. Sodium sits at 6.2 mg/L, under the 20 mg/L line, so it suits a low-sodium diet.
What minerals are in Summit Spring?
Summit Spring carries calcium 6.7, magnesium 1.3, sodium 6.2 and potassium 1.1 mg/L over bicarbonate 16, sulfate 2.4 and chloride 12 mg/L. Calcium leads the mineral profile with bicarbonate the main anion, at 59 mg/L total dissolved solids.
How much sodium is in Summit Spring?
Summit Spring carries 6.2 mg/L of sodium. That is under the 20 mg/L line, low enough to suit a low-sodium diet.
Is Summit Spring hard or soft water?
By its calcium and magnesium, Summit Spring works out to 22 mg/L as calcium carbonate, which counts as slightly hard water. That is soft enough to leave a kettle clean and to drink light.
Is Summit Spring alkaline or acidic?
No. Summit Spring runs acidic at pH 6.1, so it reads as a faintly sour edge.
Can you use Summit Spring for baby formula?
On its published numbers, Summit Spring clears the German infant-formula limits of sodium under 20, nitrate under 10 and sulfate under 240 mg/L, at sodium 6.2, nitrate 0.71 and sulfate 2.4 mg/L. Still boil and cool any water before mixing formula, and take feeding advice from your pediatrician rather than a water site.
Is Summit Spring still or sparkling?
Summit Spring is a still water, bottled without carbonation.
Where does Summit Spring come from?
Summit Spring comes from Free-flowing spring on Summit Hill, Harrison, Maine (single protected granite aquifer, highest ground in Cumberland County) in the USA, a single source.
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