Welcome to Tim Graettinger's Website

Exploring my world thru the lens of data. Check out my latest work below.

Latest Articles

Tim Graettinger

4 Years, 100 MWh of Solar Power... in Pittsburgh?

100 MWh of solar power in four years ... in Pittsburgh? Who'd a thunk it? But after tracking every day of production during that time, I finally stepped back and asked: What does that number actually mean? Turns out, the stories behind it might be more interesting than the milestone. Read more...

Tim Graettinger

How Fast Does a House Get Cold When the Power Goes Out?

If you lose power in cold weather, you might double your stay-at-home time window by retreating to your basement. If you think an outage is likely, pre-heating can buy you a lot more time, too. See how I broke down our data from a recent outage. Read more...