UV Light for Well Water Coliform: When It Helps

UV can help control bacteria at the point of treatment, but it should not be used to ignore a damaged well, recurring coliform source, sediment, or poor maintenance.

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Tests à demander

Total coliform
E. coli
Turbidity
Iron
Hardness

Étapes suivantes

Fix obvious well defects and retest before relying on permanent disinfection.
Pretreat sediment, iron, manganese, and hardness if they block UV effectiveness.
Replace UV lamps and clean sleeves on schedule.
Continue periodic bacteria testing to verify the system is working.

FAQ

Does UV remove bacteria from water?

UV inactivates many microbes when properly sized and maintained, but it does not physically remove contaminants.

Does UV remove nitrate or arsenic?

No. UV does not remove dissolved chemicals such as nitrate, arsenic, lead, or PFAS.

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Informations éducatives uniquement. Confirmez les décisions importantes avec un laboratoire certifié, une autorité locale, un professionnel de l'eau ou un clinicien.