▲ 47 ▼ CDC changes base level of wastewater to classify formerly high levels of COVID transmission to be moderate (archive.ph) submitted 5 days ago by Clippy@hexbear.net to c/covid@hexbear.net 6 comments fedilink hide all child comments The CDC raised its benchmark for levels of the Covid virus in wastewater, adjusting a key metric for assessing the disease’s transmission. As a result, officials may now classify a level that once counted as high transmission as moderate instead.