NPDES Permit Information Ludlow Year 1 – Annual Report Ludlow Year 1 – Annual Report Attachments Ludlow Year 2 – Annual Report Ludlow Year 3 – Annual Report Attachments Ludlow Year 3 – Annual Report Ludlow Year 4 – Annual Report Appendices Ludlow Year 4 – Annual Report Ludlow Year 5 – Annual Report Attachments Ludlow Year 5 – Annual Report Ludlow Year 6 – Annual Report Attachments Ludlow Year 6 – Annual Report Get Educated on Storm Water Builders Guide Low Impact Development (PDF) Going Green Rain Gardens (PDF) Leaf Litter (PDF) Pollution Prevention-Small Construction Sites (PDF) Spill Prevention Industrial (PDF) Quick Links MassDEP”s Website on managing hazardous waste for residents Massachusetts Department of Environmental Protection (MassDEP) National Pollutant Discharge Elimination System (NPDES) Stormwater Program