ref.castedo.com/covid19/


Middlesex County, Massachusetts

For less noisy data see Core Boston Metro Area.

1.6 million inhabitants of Middlesex counties

Boston Area Wastewater COVID-19 Tracking

Q1: Is an outbreak starting?

If the rate of new cases is growing (above 0%) that is not good (exponential growth bad).

Growth/Shrinking of Rate of New Cases *
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* Rate of new cases is weekly, but change % is quoted in terms of daily growth/shrinking.

Q2: How dangerous is it now?

See a historical perspective for broader context.

New Covid deaths * per week per million in Middlesex County, MA
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* What is counted as a death from COVID-19?
** TB = Tuberculosis. Historical rates are age-adjusted. 1865 rate is based on limited records, but follows the historical trend.

Further Details

New cases per week:
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New cases per day:
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New deaths per week:
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New deaths per day:
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Data check

Population = 1,611,699

Per million:
confirmed deaths
2021-02-17 67265.0 2074.2
2021-02-18 67481.0 2079.2
2021-02-19 67688.2 2085.4
2021-02-20 67914.0 2091.6
2021-02-21 68051.8 2098.4
2021-02-22 68183.3 2102.7
2021-02-23 68322.9 2108.3
Total:
confirmed deaths
2021-02-17 108411 3343
2021-02-18 108759 3351
2021-02-19 109093 3361
2021-02-20 109457 3371
2021-02-21 109679 3382
2021-02-22 109891 3389
2021-02-23 110116 3398