Sheriff Jack W. Brandes. To serve and protect the citizens of Austin County and the great State of Texas and to preserve and protect the. Constitution of the United States of America, especially the Second Amendment, the Right to Bear Arms..
Integrating Sound Level Meter. In atmospheric sounding and noise pollution, ambient noise level (sometimes called background noise level, reference sound level, or room noise level) is the background sound pressure level at a given location, normally specified as a reference level to study a new intrusive sound source.
of leaf blowers, consider that: 1  The World Health Organization recommends noise levels of 55 decibels or less, 45 decibels to meet sleep criteria. A leaf blower generally measures at least 70-75 decibels at 50 feel away and far higher at close range.