Greenacres, WA Land Info. Washington is the country's 18th largest agricultural state. In 2014, the agricultural sector contributed $7.53 billion to the Washington economy, or two percent of overall state GDP (placing it eighth among all U.S. states for the size of its farm economy).
Zero decibels is the threshold of human hearing, 40 to 50 decibels is normal for a peaceful neighborhood, 70 to 80 decibels is the level adjacent to a busy urban street or 50 feet from a major freeway, and 120 to 140 decibels is a typical level at which sound is painful.ero decibels is the threshold of human hearing, 40 to 50 decibels is normal for a peaceful neighborhood, 70 to 80 decibels is the level adjacent to a busy urban street or 50 feet from a major freeway, and 120 to 140 decibels is a typical level at which sound is painful.
Created by Darren Gates, dB Volume Meter shows the approximate decibel level, or Sound Pressure Level (SPL), wherever you and your smart phone are located. Although quite accurate, the application is mainly a tool for detecting noise levels in casual settings such as at airports or loud music venues.reated by Darren Gates, dB Volume Meter shows the approximate decibel level, or Sound Pressure Level (SPL), wherever you and your smart phone are located. Although quite accurate, the application is mainly a tool for detecting noise levels in casual settings such as at airports or loud music venues.