Mandated by Section 402 of the Clean Water Act for projects involving the discharge of pollutants from a point source into surface waters (including wetlands) for disposal purposes; intended to regulate the amount of chemicals, heavy metals, and biological wastes discharged in wastewater and construction/post-construction runoff. The EPA has granted Pennsylvania authority to administer NPDES permits under the Pennsylvania Clean Streams Law.
NPDES permits for stormwater construction activities are required if discharging stormwater to surface water(s) from a site with one (1) acre or more of earth disturbance, excluding agricultural plowing or tilling, animal heavy use areas, timber harvesting, road maintenance, or oil and gas activities.
For more information, refer to the Environmental Permitting Handbook (Publication 783):
https://www.pa.gov/content/dam/copapwp-pagov/en/penndot/documents/public/pubsforms/publications/pub%20783.pdf
Mandated by Section 402 of the Clean Water Act for projects involving the discharge of pollutants from a point source into surface waters (including wetlands) for disposal purposes; intended to regulate the amount of chemicals, heavy metals, and biological wastes discharged in wastewater and construction/post-construction runoff. The EPA has granted Pennsylvania authority to administer NPDES permits under the Pennsylvania Clean Streams Law.
NPDES permits for stormwater construction activities are required if discharging stormwater to surface water(s) from a site with one (1) acre or more of earth disturbance, excluding agricultural plowing or tilling, animal heavy use areas, timber harvesting, road maintenance, or oil and gas activities.
For more information, refer to the Environmental Permitting Handbook (Publication 783):
https://www.pa.gov/content/dam/copapwp-pagov/en/penndot/documents/public/pubsforms/publications/pub%20783.pdf