Is Copper Safe to Hold Drinking Water?

Copper is necessary for health, but large amounts of copper in drinking water can be toxic. To avoid raising the level of copper in the body above safe levels, avoid drinking water that has been in contact with a copper container or copper pipe for more than six hours.

References

• Wisconsin Department of Natural Resources: Copper in Drinking Water
• PubMed: Copper in Drinking Water: Using Symptoms of Exposure to Define Safety