Mass. waste water levels hit highest point since March 2020, but still low compared to winter spikes.
Coronavirus levels in Massachusetts wastewater have reached their highest point since late March, according to recent data. Although the levels remain relatively low compared to previous winter surges, they indicate a potential uptick in COVID-19 infections in the community. This trend is consistent with similar increases being reported in other parts of the country, including New York and California.
Source: https://www.bostonglobe.com/2025/08/22/metro/stratus-covid-wave-massachusetts