The following are the roles and responsibilities, by functional area or by project, for Hawaii Department of Transportation, Harbors Division, Kauai District.
  | Functional Area or Project | Roles and Responsibilities | Status | 
| HDOT-HAR-K Emergency and Traffic Coordination
 Roles and Responsibilities | Coordinate emergency plans, evacuation and reentry plans, and disaster management plans with the Kauai EOC. | Existing | 
| Coordinate incident and threat information with the Kauai EOC. | Existing | 
| HDOT-HAR-K Expanded Closed Circuit Television (CCTV) Coverage
 Roles and Responsibilities | Perform video surveillance of secure areas within harbor facilities. | Existing | 
| HDOT-HAR-K Monopole Wireless Communications
 Roles and Responsibilities | Coordinate incident and threat information with the Kauai EOC. | Existing | 
| HDOT-HAR-K Security Trailer
 Roles and Responsibilities | Perform video surveillance of secure areas within harbor facilities. | Existing | 
| Kauai Emergency Management | Coordinate emergency plans, evacuation and reentry plans, and disaster management plans with the Kauai EOC. | Existing | 
| Coordinate incident and threat information with the Kauai EOC. | Existing | 
| Kauai Harbor Operations | Perform video surveillance of secure areas within harbor facilities. | Existing | 
| Manage commercial vehicle traffic at entry and exit to Nawiliwili Harbor. | Existing | 
| Manage and operate commercial harbors. | Existing |