"firmly situated" is correct and usable in written English.
You can use it when you want to indicate that something is well-established, securely established, or fixed in a particular place or position. For example: "The small town was firmly situated along the banks of the river."
James, a staunch formalist, is firmly situated in the sociable, plain-spoken tradition that runs from Auden through Larkin.
Though she and Mr. Balducci align themselves with the visual, not performing arts, their activity seems liminal rather than firmly situated in either world.
Although the four-story brick building is firmly situated in Bushwick, some people are already calling it one of the latest outposts of hip young Brooklyn.
The January , 1995 decision, in Cuban American Bar v. Christopher, by the Eleventh U. S. Circuit Court of Appeals, rejected the logic of Johnson's orders, and firmly situated Gitmo outside the United States and constitutional limits on state power.
During the 1960s and '70s, Marisol was firmly situated within Andy Warhol's social and artistic orbit; she became a close friend of his and earned roles in his films Kiss (1963) and 13 Most Beautiful Women (1964).
The trench coats might be Armani and the shadows blue tinted, but Mann's cities are firmly situated in noir country: paranoid, morally ambiguous, populated by almost interchangeable cops and criminals.
The SFDRR has assisted in firmly situating the topic of people with disabilities within international policy and discourse on disaster risk reduction.
Jon's resurrection, arguably the biggest moment in the show to date not necessarily in audience impact, but in confirming a major book event that's yet to occur, as well as firmly situating Jon as Westero's de-facto Jesus Christ figure should've had people talking.
In the past decade or so the United States has seen the exciting growth of interdisciplinary festivals dedicated to art being made today, with offerings ranging from those situated firmly in discrete disciplines like dance and theater to work that borrows from many of these traditions but fits neatly into none.
At the end of D-Day, the 3rd Canadian Infantry Division was situated firmly on Objective Line Elm, short of their final D-Day objectives.
Lifting a sample from Daft Punk's "Harder, Better, Faster, Stronger" and layering it with vocoder, it was the first Kanye production situated firmly in the realm of electronica.
