1. Identification of Water Quality-Limited Waters

• Review water quality standards
• Evaluate monitoring data
• Determine if adequate controls are in place

2. Priority Ranking and Targeting

• Integrate priority ranking with other water quality planning and management activities
• Use priority ranking to target waterbodies for TMDLs

3. Development of TMDLs

• Apply geographic approach where applicable
• Establish schedule for phased approach, if necessary
• Complete TMDL development

4. Implementation of Control Actions

• Update water quality management plan
• Issue water quality-based permits
• Implement nonpoint source controls (section 319 management plans)

5. Assessment of Water Quality-Based Control Actions

• Monitor point/nonpoint sources
• Audit NPS controls for effectiveness
• Evaluate TMDL for attainment of water quality standards