I subscribe to a newsletter from Dick Tofel, the head of the investigate journalism outfit ProPublica, and the latest one featured how they have created easy-to-use databases for people researching or navigating the ghastly health care system in the US.

Last week, we updated our tool tracking the performance of more than 4,700 emergency rooms around the country, which we now call ER Inspector. This news app lets you look up emergency room wait times and problems each facility has encountered since 2015. The underlying data is collected by the federal government, but it’s very hard to find or to sift. You can use ER Inspector to show you results from the facilities nearest to you, sort the data by state and rank all of the emergency rooms included on each of these dimensions. It’s an extraordinary collection of information, and it required about six weeks of news apps developer Lena Groeger’s time to update and extend.
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