For general information, contact the Interstate Commission on the Potomac River Basin by email or by telephone at 301-984-1908.

Members of DWSPP include water suppliers and government agencies throughout the Potomac River basin. Learn more about the organizations on the Who We Are page.

For specific information about special topics or workgroup activities, contact:

• Agricultural Workgroup
  • Chair: Pam Kenel, Loudoun Water
• Contaminants of Emerging Concern Workgroup
  • Chair: Bradley Schmitz, Loudoun Water
  • Subcommittee: Microplastics
  • Subcommittee: PFAS
• Early Warning and Emergency Response Workgroup
  • Chair: Anne Spiesman, Fairfax Water
• Reaching Out Workgroup 
  • Chair: Virginia Hogsten, EPA Region 3
• Urban and Industrial Issues Workgroup 
  • Chair: Greg Prelewicz, Fairfax Water
• Water Quality Workgroup
  • Chair: Niffy Saji, Fairfax Water
• Land Prioritization Implementation Workgroup
  • Chair: Mike Nardolilli, Interstate Commission on the Potomac River Basin