Reduced counts in U.S. cases and deaths are the result of states and territories not reporting the information for some or all of the weekend. Those states and territories are: Alaska, Colorado, Connecticut, District of Columbia, Florida, Georgia, Guam, Idaho, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Maine, Massachusetts, Michigan, Minnesota, Mississippi, Montana, Nebraska, Nevada, New Hampshire, New Mexico, North Carolina, Northern Mariana Islands, Oklahoma, Rhode Island, South Carolina, South Dakota, Tennessee, Utah, U.S. Virgin Islands, Virginia, Washington, West Virginia, Wisconsin, and Wyoming. Typically, these states" Monday updates include the weekend totals.
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As of April 30, 2022, Delaware shifted to Monday-Friday reporting.
On May 2, 2022, Washington reported an abnormally large count of cases. The state dashboard has a notice that “Monday, May 2, 2022: Total case counts may include up to 3,200 duplicates. The Disease Activity page is the most accurate representation of COVID-19 activity and is updated daily as new cases are identified and duplicates are resolved.
As of April 20, 2022, Georgia has shifted to once per week reporting (Wednesdays).
On April 22, 2022, we detected an issue with the data collection for Kansas; it was corrected on April 25, 2022.
On April 25, 2022, Mississippi's reporting was stale due to a state holiday.
As of April 5, Wyoming has shifted to once per week reporting.
On April 5, 2022, California shifted to Tuesday/Friday reporting.
On April 8, 2022, Delaware removed 1,452 cases during a data cleaning audit. Source: https://twitter.com/Delaware_DHSS/status/1512525691568508934?s=20&t=t_wK9MlP0mnO9VFWY4YSb
As of the week of April 10, 2022, the District of Columbia has brought back online their case reporting. However, COVID-19 deaths do not appear to be available on the state website.
On April 12, Maine reported an additional 47 deaths from death certificate review. All deaths occurred January or later. Source: https://spectrumlocalnews.com/me/maine/news/2022/04/12/maine-adds-47-covid-19-deaths-from-records-since-january