From peak to tap – should we worry about microplastics in our drinking water? episode artwork

EPISODE · Dec 3, 2025 · 12 MIN

From peak to tap – should we worry about microplastics in our drinking water?

from Crosscurrents · host KALW

The Bay Area gets much of it's drinking water from the Sierra Nevada Mountains. Back in 2023, we saw record snow fall in the Sierras. And that was followed by record snow melt. And with that melt came… microplastics. At the time, reporter Joshua Sirotiak went up to the mountains to find out what researchers are looking for in our drinking water.

The Bay Area gets much of it's drinking water from the Sierra Nevada Mountains. Back in 2023, we saw record snow fall in the Sierras. And that was followed by record snow melt. And with that melt came… microplastics.  At the time, reporter Joshua Sirotiak went up to the mountains to find out what researchers are looking for in our drinking water.

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From peak to tap – should we worry about microplastics in our drinking water?

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This episode is 12 minutes long.

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This episode was published on December 3, 2025.

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The Bay Area gets much of it's drinking water from the Sierra Nevada Mountains. Back in 2023, we saw record snow fall in the Sierras. And that was followed by record snow melt. And with that melt came… microplastics. At the time, reporter Joshua...

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