Opacity Emission Standard and Control Measure

{
  "id": "MLC-T-ENV-019613",
  "term": "Opacity Emission Standard and Control Measure",
  "field": "Environment",
  "definition": "No owner or operator shall discharge or cause the discharge of emissions from the stacks of Units 4 and 5 into the atmosphere exhibiting greater than 20% opacity, excluding uncombined water droplets, averaged over any six (6) minute period, except for one six (6) minute period per hour of not more than 27% opacity.",
  "references": [
    "40 CFR 49.5512 (CFR 2013)"
  ],
  "url": "https://mlchart.com/terminology/environment/opacity-emission-standard-and-control-measure/"
}