Initially, many believed that the Oreshnik struck the gas storage site in Lvov. I initially thought so too.

However, this seems to confirm that the target was the Lvov State Aviation Repair plant (LDARZ) and not the gas storage site.

3BM15 and AMK Mapping previously determined this and the Russian MoD just confirmed it.

Here is some material regarding the Oreshnik in case you are interested OP:

Article on the Oreshnik

Ted Postol’s analysis of the Oreshnik

Putin trying to cope with being shown how things are done by his Trumpy buddy?

Russian special forces weren’t even that impressed.

3BM15 and AMK Mapping believes that the target was the Lvov State Aviation Repair plant (LDARZ) and not the gas storage site.

Anti-Maidan Ukrainian journalist Anatoly believes that while the gas storage site was damaged, it wasn’t the main target: 1 2