NPDES Program Support

Avanti staff have supported EPA’s NPDES permitting program for over 20 years, specializing in development of best professional judgment (BPJ) limitations for permit development without the benefit of effluent limitation guidelines.

Support activities include

• Development of:

• Proposed and final fact sheets and permits
• Water quality-based limitations calculations/reasonable potential analyses
• Monitoring and reporting requirements
• Fee/Rate calculations (for state issued permits)
• Responses to public comments
• Administrative records

• Pretreatment audits
• Permit quality reviews (PQRs) under state and national permitting programs
• Economic impact analyses and cost effectiveness testing for BPJ permits
• Data tracking and program evaluation