The area fell silent.
Oh, I forgot to tell you that there is no station in this neighborhood.
His bathroom must be somewhere around here.
This is the noun version of the kanji for area. This makes it have the same meaning as the kanji: area, vicinity, or neighborhood.
Since this word consists of a kanji with hiragana attached, you can bet that it will use the kun'yomi reading. You didn't learn that reading with this kanji, so here's a mnemonic to help you:
If you think about an area that you're in, it's the place you're at (あた).