EPA v. ALNYLAM PHARMECUTICALS INC

Case summary

On December 19, 2024, EPA issued a Clean Water Act (CWA) administrative order (Order) to Alnylam Pharmaceuticals, Inc. of Norton, MA for failure to submit discharge monitoring reports (DMRs) pursuant to their CWA National Pollutant Discharge Elimination System (NPDES) permit. Alnylam Pharmaceuticals, Inc. is authorized to discharge under the Multi Sector General Permit (MSGP). The Order requires the permittee to submit all outstanding DMRs and continue to report as required by their permit. While EPA is responsible for implementing the Clean Water Act in Massachusetts, EPA also notified the Massachusetts Department of Environmental Protection of this action.

Defendants (1)

• Alnylam Pharmaceuticals, IncNamed in complaintNamed in settlement

Facilities (1)

• ALNYLAM NORTON FACILITY STORMWATER

  20 COMMERCE WAY, NORTON, MA, 02766

  Registry ID: 110070668154

Statutes cited

• CWA 301/402 — NPDES Permit Violations

Enforcement conclusions (1)

• ALNYLAM PHARMECUTICALS INCentered 2024-12-19

  Primary law: CWA

Timeline (5 milestones)

• 2024-12-19Final Order Issued
• 2024-12-19Complaint Filed/Proposed Order
• 2024-12-20Enforcement Action Data Entered
• 2024-12-26Enforcement Action Closed
• 2024-12-26NPDES Closed