Legionella pneumophila
Legionella pneumophila is a bacterium that can cause a severe form of pneumonia known as Legionnaires' disease. It is a gram-negative bacterium that thrives in warm water environments and can be found in natural water bodies as well as man-made water systems.
Health Guideline Level (HGL)
0 ppb
Maximum level that poses minimal health risk based on the latest science
Health Effects
Exposure to Legionella pneumophila can lead to Legionnaires' disease, which is characterized by symptoms such as cough, shortness of breath, high fever, muscle pains, and headaches. In severe cases, it can lead to respiratory failure and death, particularly in individuals with weakened immune systems.
Affected Organs & Systems:
Common Sources
- Water systems (e.g., cooling towers, hot tubs, plumbing systems)
- Soil and natural water sources
How to Remove It
Water filters certified under the following NSF standards are effective at removing Legionella pneumophila:
Health Guideline Level
The HGL represents the maximum level that poses minimal health risk based on the latest scientific research. It's often more protective than federal legal limits.
Contaminant Type
Legionella pneumophila is classified as a Bacteria contaminant.
This contaminant primarily affects the Lungs, Respiratory system, and other systems.
Check Your Water
Find out if Legionella pneumophila is in your tap water.
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