"Levels of coronavirus detected in Boston-area waste water have reached new highs, with seven-day averages that shatter previous record-breaking levels.On Dec. 29, the seven-day average of virus traces in the waste water in the southern sample of the Massachusetts Water Resources Authority’s territory was 8,164 RNA copies/mL. That’s up from 2,574 RNA copies/mL on Dec. 23, meaning the average has more than tripled in the last six days.Waste-water testing serves as an early warning sign for a COVID-19 surge. Cambridge-based Biobot Analytics, which tests the waste water coming into MWRA’s Deer Island treatment plant, has said it has found the amount of virus in the waste water is correlated with newly diagnosed coronavirus cases four to 10 days later."
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|MASSACHUSETTS WATER RESOURCES AUTHORITY|