Nitrate 12 mg/L in Well Water: Is It Safe for Baby Formula?

If the result is 12 mg/L as nitrate-nitrogen, it is above the 10 mg/L drinking water limit. Do not use that well water to mix infant formula; use bottled water or another safe source and confirm the result with a certified lab.

Search: nitrate 12 mg/L well water baby formulaUrgency: Urgent

Tests to run

Nitrate as nitrogen
Nitrite
Total coliform
E. coli

Next steps

Confirm the unit: nitrate as nitrogen (NO3-N) is compared with the 10 mg/L limit.
Use bottled water or another safe source for infant formula, drinking, and cooking for babies.
Retest with a certified lab and consider testing nitrite, bacteria, and nearby contamination sources.
Discuss point-of-use reverse osmosis or another certified nitrate treatment system for drinking water.

FAQ

Is boiling nitrate water safe for baby formula?

No. Boiling does not remove nitrate and can concentrate it as water evaporates.

What filter removes nitrate from well water?

Point-of-use reverse osmosis, distillation, and properly designed anion exchange can reduce nitrate. Choose equipment certified for nitrate reduction and verify with follow-up testing.

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Educational guidance only. Always confirm important decisions with a certified laboratory, local health department, qualified water treatment professional, or clinician.