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Data Notes
General Notes
September 14, 2021
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.
Region Notes
Choose a World Country or U.S. State
December 19, 2022
Washington
Washington COVID data has been incomplete since October 2. The following statement is available on the Washington COVID dashboard (https://doh.wa.gov/emergencies/covid-19/data-dashboard): “due to a security breach encountered by one of Washington's hospital organizations, data about cases, hospitalizations, deaths, and testing are incomplete in some counties from October 2, 2022.”
November 18, 2022
Washington
As of November 2, 2022, Washington has moved to reporting once per week (Wednesdays).
June 14, 2022
Washington
Washington state data was stale on June 8, 2022 due to technical issues.
May 4, 2022
Washington
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.
March 7, 2022
Washington
Washington is clearing backlog of cases, hospitalizations, and deaths. According to the department of health, this is due to technical issues with their data systems that arose during the Omicron wave.
February 22, 2022
Washington
On February 14, 16, and 18, 2022, Washington reports low or negative cases, which is unusual for the state. We’ve reached out to the Washington DoH for information as there does not appear to be an official announcement for the reason.
January 24, 2022
Washington
On January 24, 2022, Washington State moving to M-W-F reporting. Previously, they had been reporting Monday-Friday since August 1, 2021.
September 24, 2021
Washington
On September 23, data review and reporting adjustments resulted in a decrease in the number of vaccine doses administered for Washington State of 473,191 doses. The adjustments are the result of updates to how pharmacies report data to CDC and/or the jurisdictions.
September 22, 2021
Washington
On September 15, 2021, the Washington Department of Health stopped updating testing metrics, and indicates that this pause will remain in effect through October 31, 2021.
April 8, 2021
Washington
Declines in U.S. cases and deaths that appear in the Coronavirus Resource Center’s data on Mondays are the result of several states not reporting the information over the weekend. Those states are: Alaska, Connecticut, Idaho, Kansas, Louisiana, Michigan, North Carolina, Oklahoma, Rhode Island, Tennessee, Washington and Wyoming.