Surveillance updates: Short-term wastewater contract, expanded traveler testing

Two quick updates about the CDC’s surveillance efforts for COVID-19 and other diseases: The CDC has provided a short-term wastewater surveillance contract to Verily, the biotech company that’s affiliated with Google, so that data collection can continue at about 400 sewage testing sites while a longer-term contract is in dispute. And the CDC is expanding its testing program for international travelers arriving at U.S. airports, in a three-month pilot program for the winter virus season.

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Wastewater surveillance can get more specific than entire sewersheds

This week, I had a new article published in The Atlantic about how COVID-19 wastewater surveillance can be useful beyond entire sewersheds, the setting where this testing usually takes place. Sewershed testing is great for broad trends about large populations (like, an entire city or county), the story explains. But if you’re a public health official seeking truly actionable data to inform policies, it’s helpful to get more specific.

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