We present results of underreporting estimation for daily series of PCR+ or clinical diagnosis counts for Cantabria. By May 2, 2020 the number of confirmed cases is 2579 and the reconstruction of our model gave 4761 cases. This means that there are 2182 or 84% of non-reported cases with respect to the observed. Below you see the daily counts series (Fig.1) and the cummulative counts series (Fig. 2), observed versus estimated.
![](https://underreported.cs.upc.edu/wp-content/uploads/2020/05/CBdaily.png)
![](https://underreported.cs.upc.edu/wp-content/uploads/2020/05/CBacum.jpg)