A selection of free web-based applications to assist you with your noise assessments, calculations and reporting. These applications run in your browser, so there is no installation necessary.
The European Noise at Work Regulations and the HSE's book "Controlling Noise at Work" explain in detail the calculations that need to be made when assessing a worker's exposure to noise and what actions to take when the noise exposure levels are too high.
Daily Noise Exposure Calculator
Calculates a worker's daily exposure to noise - LEP,d - using the time spent and the sound level at each location. A report of the results can be printed. LEP,d Calculator Help
Estimating the level at the ear when wearing hearing protection. These calculators use the octave band, HML or SNR method along with your noise measurements and the attenuation figures from the hearing protector manufacturer.
Hearing Protection Calculator - Octave Band Method
Calculates the sound level at the ear when wearing hearing protectors. This calculator uses the Octave Band method. Hearing Protection Calculator Help - Octave Band