MLchartDataset catalogue

Equivalent sound level

Term · Environment · MLC-T-ENV-010033

Level, in decibels, of the mean-square A-weighted sound pressure during a stated time period, with reference to the square of the standard reference sound pressure of 20 micropascals. It is the level of the sound exposure divided by the time period and is abbreviated as Leq.

Table 1. Record
IdentifierMLC-T-ENV-010033
FieldEnvironment
SubjectRegulatory activities
AbbreviationLeq
References40 CFR 201.1 (2013 CFR)
Record as JSON
{
  "id": "MLC-T-ENV-010033",
  "term": "Equivalent sound level",
  "field": "Environment",
  "term_source": "Equivalent Sound Level",
  "definition": "Level, in decibels, of the mean-square A-weighted sound pressure during a stated time period, with reference to the square of the standard reference sound pressure of 20 micropascals. It is the level of the sound exposure divided by the time period and is abbreviated as Leq.",
  "abbreviation": "Leq",
  "subject": "Regulatory activities",
  "references": [
    "40 CFR 201.1 (2013 CFR)"
  ],
  "url": "https://mlchart.com/terminology/environment/equivalent-sound-level/"
}

Record 9,784 of 29,894 in Environment terminology (MLC-0121). Request the full dataset.