Federal Testing Data’s Last Mile
Federal testing data is already more standardized and more detailed than the data we compile from states can ever be. But in some jurisdictions, state-provided data still provides a more comprehensive picture of testing volume. The federal government should address lingering quality problems so its data can become the national standard.

Federal COVID Data 101: Working with Hospitalization Numbers
Here’s a walkthrough of the Department of Health and Human Services’ dataset and what you should know about it.


Why Some States Won’t Share Race and Ethnicity Data on Vaccinations with the CDC—and Why That’s a Problem
We sent requests for data-use agreements to 56 states and territories to learn what vaccination data was being shared with the federal government. We found that several states—including California and Texas—aren’t sharing race and ethnicity data on vaccinations with the CDC, citing patient privacy laws. In better news, most states are.
The Third Surge Continues to Ease: This Week in COVID-19 Data, Feb 11
Another week of good news: Cases and hospitalizations continue to drop nationally, and deaths are down for the second week in a row. We’re concerned about ambiguous indicators in the Northeast, and about testing declines.
A Better Approach to Comparing and Assessing State-Level COVID-19 Data Reporting
We’re replacing state letter grades with detailed and explanatory assessments of each state’s data.


Learn More About Using Federal COVID-19 Data with The COVID Tracking Project
In February and March, we’ll hold a series of free trainings to help anyone who uses our data to understand existing federal numbers.
