Petrovsky is a name associated with various locations and individuals within Russia. While there are several geographic features, landmarks, or streets bearing this name throughout the country, it is primarily recognized as a common Russian surname.
The provided source material does not contain specific geographical data regarding a city named Petrovskaya or Petrovsky, focusing instead on its status as a surname. Consequently, no further details regarding location, population, or notable characteristics can be verified from the available documentation.