Summit SpringSummit Spring Water (raw, untreated)

A· Full disclosure

Spring · Harrison, Maine

TDS

68 mg/L

pH

6.4

Price per liter

Disclosure grade AFull disclosure

This brand publishes a full numeric mineral analysis, so every value below comes from official data.

Character

Minerality: Low (50–250)Hardness: Slightly hardpH character: Acidic (<6.7)

Bands follow the water-sommelier convention (hardness = Ca×2.5 + Mg×4, as CaCO₃; “source protection” is the nitrate measure that world calls virginality) — computed from the values below, never asserted separately.

Mineral profile

Analytemg/L
Calcium (Ca²⁺)7.3
Magnesium (Mg²⁺)1.4
Sodium (Na⁺)10
Potassium (K⁺)0
Bicarbonate (HCO₃⁻)Not disclosed
Sulfate (SO₄²⁻)0
Chloride (Cl⁻)11
Silica (SiO₂)21
Fluoride (F⁻)0
Nitrate (NO₃⁻)Not disclosed

“Not disclosed” means the brand does not publish this value — that absence is itself a data point.

Packaging

PET plastic

Provenance

Official NTL lab report PDF (summitspring.com), raw untreated Maine spring. Bicarbonate NULL (printed as CaCO3 alkalinity) and nitrate NULL (printed as N) — units not comparable, never converted. Packaging as published: PET bottles.Last verified 2026-09-13

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