Hallstein vs Mountain Valley
Side-by-side comparison based on independent COA lab data.
100
Hallstein
Artesian water
vs
95
Mountain Valley
Spring water
Hallstein
Mountain Valley
100
COA Purity Score
95
88
Analytes Tested
135
1 / 65
Contaminants Detected
3 / 90
0
Exceedances
0
Physical Properties
8.6
pH
N/A
98
TDS (mg/L)
N/A
Deep artesian aquifer
Source Type
Spring
Key Contaminants
Not detected
PFAS
Not detected
Not detected
Microplastics
Not tested
All clear
Heavy Metals
All clear
Top Minerals
85 mg/L
Bicarbonate
N/A
20 mg/L
Calcium
56 mg/L
9.8 mg/L
Magnesium
5.1 mg/L
1.7 mg/L
Sulfate
N/A
0.89 mg/L
Sodium
2 mg/L
0.33 mg/L
Nitrate-N
N/A
0.12 mg/L
Potassium
0.54 mg/L
N/A
Alkalinity,TotalasCaCO3
170 mg/L
Testing Coverage
18/19 ND
Heavy Metals
16/18 ND
6/6 ND
Radiologicals
Not tested
14/14 ND
Volatile Organic Compounds
22/22 ND
12/12 ND
Pesticides & Herbicides
27/27 ND
8/8 ND
Disinfection Byproducts
6/6 ND
6/6 ND
Emerging Contaminants
Not tested
Not tested
Radiological Contaminants
1/2 ND
Not tested
PFAS (Per- and Polyfluoroalkyl Substances)
15/15 ND
Comparison based on independent laboratory COA data. Scores reflect purity (percentage of contaminant analytes not detected), bonuses for PFAS/microplastics/heavy metals testing, and penalties for limit exceedances. All data from third-party lab reports.