Question 1

What is the EPA limit for antimony in drinking water?

Accepted Answer

The EPA Maximum Contaminant Level (MCL) for antimony is 0.006 ppm. Public water systems must keep antimony below this level.

Question 2

What are the health effects of antimony in drinking water?

Accepted Answer

The EPA MCL for antimony is 6 ppb. Chronic ingestion causes nausea, vomiting, diarrhea, and stomach ulcers. Long-term exposure targets the liver (fatty changes and inflammation), heart (altered EKG patterns), and lungs. Antimony trioxide is

Question 3

Where does antimony in drinking water come from?

Accepted Answer

Antimony enters drinking water through natural geological deposits (stibnite ore) and industrial contamination. The largest US antimony deposits are in Alaska, Idaho, Montana, and Nevada. Industrial sources include flame retardant manufactu

Question 4

How do I remove antimony from my drinking water?

Accepted Answer

Antimony is effectively removed by: Reverse Osmosis, Activated Alumina, Ion Exchange. Look for NSF-certified filters that explicitly list antimony reduction.

Antimony in Drinking Water - EPA MCL, Health Effects & Removal