Photos: Behind the scene of CBS 5 Investigation into abandoned mines

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(Source: CBS 5 Investigates) (Source: CBS 5 Investigates)
PHOENIX (CBS5) -

The state of Arizona is home to an estimated 100,000 abandoned mines, but no state or federal agency has an accurate count of how many of them are leaking toxic heavy metals into the environment and waterways.

CBS 5 Investigates collected soil and water samples from the areas around six old uranium, lead, silver and copper mines. The tests showed levels of heavy metals that were under the EPA standards for toxicity, but alarming to the scientists who conducted the testing.

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