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Arsenic in water

Where does it come from?

Natural sources

Arsenic is a natural element that often enters groundwater as a result of soil erosion. Generally, groundwater is more likely to contain high levels of inorganic arsenic than surface water.

Industrial and commercial sources

Arsenic may also get into water directly from industrial waste and indirectly from atmospheric deposits.

Quick facts about arsenic

  • Arsenic occurs in different valence states, including As(III) and As(V), depending on the pH and oxidation potential of water.
  • According to Health Canada, arsenic is a human cancer-causing agent.

Health Canada guidelines

  • According to Health Canada, the maximum acceptable concentration (MAC) for arsenic in drinking water is 0.010 mg/L (10 µg/L).

Why control arsenic in water?

The main reason for controlling arsenic in water is that exposure to arsenic is associated with serious health effects. A number of studies have shown that arsenic is a human cancer-causing agent. That’s why it’s critical to keep arsenic levels at or below guideline values to protect our communities.

How can Magnor help?

At Magnor, we work with different technologies to help you lower the levels of arsenic in water, and we customize our solutions based on your flow rate needs. 

Whether you’re looking to treat your municipality’s drinking water or your industrial process water, we can provide the custom-built turnkey equipment you need to manage arsenic levels, including greensand filterscatalytic filtersion exchange resins (IEX), and more.