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Laboratories may be discharging their wastewater to a local municipal or county treatment works, operating their own treatment works, and/or discharging directly to the environment.
 
  If the wastewater is being sent to a sewer authority or Publicly Owned Treatment Works (POTW), visit the Wastewater Treatment Facility -> Discharges to POTW/FOTW section of the Facility Regulatory Tour.
  If the wastewater is being directly discharged into the environment, visit the Wastewater Treatment Facility -> Point Source Discharge section of the Facility Regulatory Tour.
 
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40 CFR 122
EPA Administered Permit Programs: The National Pollutant Discharge Elimination System
40 CFR 403
General Pretreatment Regulations for Existing and New Sources of Pollution
 
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