In the family’s tests: measured by an independent lab and compared against published safety limits.
Nitrate3.7 ppmof 10 ppm
37% of the limitFDA bottled-water Standard of Quality, 21 CFR 165.110(b) — 10 mg/L AS NITROGEN (= EPA MCL). Readings must also be as N, not as nitrate ion; the as-NO3 equivalent would be ~44 mg/L.
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
Fluoride0.58 ppmof 2 ppm
29% of the limitFDA bottled-water Standard of Quality, 21 CFR 165.110(b) — 2.0 mg/L domestic non-carbonated (temperature-dependent 1.4–2.4 mg/L)
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
Uranium4.8 ppbof 30 ppb
16% of the limitFDA bottled-water Standard of Quality, 21 CFR 165.110(b) — 0.030 mg/L (= EPA MCL)
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
Bromate1 ppbof 10 ppb
10% of the limitFDA bottled-water Standard of Quality, 21 CFR 165.110(b) — 0.010 mg/L
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
Barium0.064 ppmof 2 ppm
3% of the limitFDA bottled-water Standard of Quality, 21 CFR 165.110(b) — 2 mg/L
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
Chromium2.7 ppbof 100 ppb
3% of the limitFDA bottled-water Standard of Quality, 21 CFR 165.110(b) — 0.1 mg/L total chromium (= EPA MCL)
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
Nickel2.4 ppbof 100 ppb
2% of the limitFDA bottled-water Standard of Quality, 21 CFR 165.110(b) — 0.1 mg/L
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
Chloramine0.05 ppmof 4 ppm
1% of the limitFDA bottled-water residual-disinfectant limit, 21 CFR 165.110(b)(4)(iii) — chloramine 4.0 mg/L as Cl2 (= EPA MRDL).
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
Bromide28 ppbfound
Detected · no published limit
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
Chlorine50 ppbfound
Detected · no published limit
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
1,1-dichloroethaneNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
1,1-dichloroethyleneNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
1,1,1-trichloroethaneNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
1,1,2-trichloroethaneNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
1,1,2-trichlorotrifluoroethaneNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
1,1,2,2-tetrachloroethaneNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
1,2-dibromo-3-chloropropaneNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
1,2-dichlorobenzeneNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
1,2-dichloroethaneNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
1,2-dichloropropaneNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
1,2,4-trichlorobenzeneNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
1,3-dichlorobenzeneNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
1,4-dichlorobenzeneNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
11-chloroeicosafluoro-3-oxaundecane-sulfonic AcidNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
2,3,7,8-tcddNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
2,4-dNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
2,4,5-tpNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
4,8-dioxa-3h-perfluorononanoic Acid (Adona)NDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
9-chlorohexadecafluoro-3-oxanonane-1-sulfonic AcidNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
AlachlorNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
AldicarbNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
Aldicarb SulfoneNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
Aldicarb SulfoxideNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
AluminumNDof 200 ppb
Not detectedFDA bottled-water Standard of Quality (secondary/aesthetic), 21 CFR 165.110(b) — 0.2 mg/L. NOTE: this is a bottled-water level; it is not an FDA limit for aluminum in solid foods, where no comparable federal limit exists.
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
AntimonyNDof 6 ppb
Not detectedFDA bottled-water Standard of Quality, 21 CFR 165.110(b) — 0.006 mg/L
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
ArsenicNDof 10 ppb
Not detectedFDA bottled-water Standard of Quality, 21 CFR 165.110(b) — 0.010 mg/L (= EPA MCL)
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
AsbestosNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
AtrazineNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
BentazonNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
BenzeneNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
Benzo(a)PyreneNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
BerylliumNDof 4 ppb
Not detectedFDA bottled-water Standard of Quality, 21 CFR 165.110(b) — 0.004 mg/L
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
Bis (2-ethylhexyl) AdipateNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
BoronNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
CadmiumNDof 5 ppb
Not detectedFDA bottled-water Standard of Quality, 21 CFR 165.110(b) — 0.005 mg/L
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
CarbofuranNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
Carbon TetrachlorideNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
ChlordaneNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
Chlorine DioxideNDof 800 ppb
Not detectedFDA bottled-water residual-disinfectant limit, 21 CFR 165.110(b)(4)(iii) — chlorine dioxide 0.8 mg/L as ClO2 (= EPA MRDL).
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
ChloriteNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
ChlorobenzeneNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
cis-1,2-dichloroetheneNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
CopperNDof 1 ppm
Not detectedFDA bottled-water Standard of Quality (secondary), 21 CFR 165.110(b) — 1 mg/L
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
CyanideNDof 200 ppb
Not detectedFDA bottled-water Standard of Quality, 21 CFR 165.110(b) — 0.2 mg/L
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
DalaponNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
Di(2-ethylhexyl) Phthalate (DEHP)NDof 6 ppb
Not detectedUS EPA drinking-water MCL, 40 CFR 141.61(c) — 0.006 mg/L. Applied to all foods as the TIGHTEST published DEHP number; the EU food-contact limit is looser (Reg. (EU) 10/2011 as amended by 2023/1442: SML 0.6 mg/kg, plus the 0.6 mg/kg DEHP-equivalent group limit with DBP/BBP/DIBP).
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
DinosebNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
DiquatNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
EndothallNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
EndrinNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
EthylbenzeneNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
Ethylene DibromideNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
GlyphosateNDof 160 ppb
Not detectedEWG children's health benchmark 160 ppb (0.01 mg/day in a 60 g serving). EPA tolerance for glyphosate on oats is far higher at 30 ppm (30,000 ppb), 40 CFR 180.364.
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
Haloacetic Acids (Haa5)NDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
HeptachlorNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
Heptachlor EpoxideNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
HexachlorobenzeneNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
HexachlorocyclopentadieneNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
Hexafluoropropylene Oxide Dimer Acid (Hfpo-da)NDof 10 ppt
Not detectedEPA National Primary Drinking Water Regulation for PFAS (2024) — HFPO-DA (GenX) MCL 10 ng/L.
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
IronNDof 300 ppb
Not detectedFDA bottled-water Standard of Quality (secondary/aesthetic), 21 CFR 165.110(b) — 0.3 mg/L
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
LeadNDof 5 ppb
Not detectedFDA bottled-water Standard of Quality, 21 CFR 165.110(b) — 0.005 mg/L
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
LindaneNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
ManganeseNDof 50 ppb
Not detectedFDA bottled-water Standard of Quality (secondary/aesthetic), 21 CFR 165.110(b) — 0.05 mg/L
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
MercuryNDof 2 ppb
Not detectedFDA bottled-water Standard of Quality, 21 CFR 165.110(b) — 0.002 mg/L
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
MethoxychlorNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
Methyl tert-Butyl EtherNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
Methylene ChlorideNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
MolinateNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
n-Ethyl Perfluorooctanesulfonamidoacetic AcidNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
n-Methyl Perfluorooctanesulfonamidoacetic AcidNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
NaphthaleneNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
NitriteNDof 1 ppm
Not detectedFDA bottled-water Standard of Quality, 21 CFR 165.110(b) — 1 mg/L as N
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
OxamylNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
PentachlorophenolNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
PerchlorateNDof 2 ppb
Not detectedInternational Bottled Water Association bottled-water standard — 0.002 mg/L, per the legend of the Poland Spring 2025 Water Analysis Report (marked with the IBWA symbol, not the California Dept. of Health Services symbol). California's own perchlorate MCL is 0.006 mg/L and is NOT the basis for this figure.
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
Perfluorobutanesulfonic AcidNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
Perfluorodecanoic AcidNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
Perfluorododecanoic AcidNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
Perfluoroheptanoic Acid (Pfhpa)NDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
Perfluorohexanesulfonic AcidNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
Perfluorohexanoic AcidNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
Perfluorononanoic AcidNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
Perfluorooctanesulfonic Acid (PFOS)NDof 4 ppt
Not detectedEPA National Primary Drinking Water Regulation for PFAS (2024) — MCL 4.0 ng/L
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
Perfluorooctanoic Acid (PFOA)NDof 4 ppt
Not detectedEPA National Primary Drinking Water Regulation for PFAS (2024) — MCL 4.0 ng/L
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
Perfluorotetradecanoic AcidNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
Perfluorotridecanoic AcidNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
Perfluoroundecanoic AcidNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
PhenolsNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
PicloramNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
Polychlorinated BiphenylsNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
SeleniumNDof 50 ppb
Not detectedFDA bottled-water Standard of Quality, 21 CFR 165.110(b) — 0.05 mg/L (= EPA MCL)
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
SilverNDof 100 ppb
Not detectedFDA bottled-water Standard of Quality (secondary), 21 CFR 165.110(b) — 0.1 mg/L
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
SimazineNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
StyreneNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
TetrachloroethyleneNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
ThalliumNDof 2 ppb
Not detectedFDA bottled-water Standard of Quality, 21 CFR 165.110(b) — 0.002 mg/L
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
ThiobencarbNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
TolueneNDof 1 ppm
Not detectedFDA bottled-water Standard of Quality, 21 CFR 165.110(b) — toluene 1 mg/L (= EPA MCL).
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
Total ColiformNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
Total TrihalomethanesNDof 80 ppb
Not detectedFDA bottled-water Standard of Quality, 21 CFR 165.110(b)(4)(iii) — 0.080 mg/L total trihalomethanes (= EPA Stage 1 DBP MCL). CORRECTED 2026-09-24 from 10 ppb: 0.010 mg/L is the BROMATE limit, not TTHM's.
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
Total XylenesNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
ToxapheneNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
trans-1,2-dichloroethyleneNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
trans-1,3-dichloropropeneNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
TrichloroethyleneNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
TrichlorofluoromethaneNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
Vinyl ChlorideNDnone found
Not detected
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)
ZincNDof 5 ppm
Not detectedFDA bottled-water Standard of Quality (secondary/aesthetic), 21 CFR 165.110(b) — 5 mg/L
Measured in: 100% Natural Spring Water, 16.9 fl oz (500 mL)