+------------------------+---------------+-------------------------------------+-------------------------------------+-------------------------------------------------+-----------------------------------+
| Type                   | Code          | Upstream boundary Hydrograph        | Downstream boundary Waal at Vuren    | Downstream boundary Nederrijn-Lek at Schoonhoven | Downstream boundary IJssel at Keteldiep |
+------------------------+---------------+-------------------------------------+-------------------------------------+-------------------------------------------------+-----------------------------------+
| Reference Case         | Reference     | Cycled                              | current rate of SLR                 | current rate of SLR                             | constant level                    |
+------------------------+---------------+-------------------------------------+-------------------------------------+-------------------------------------------------+-----------------------------------+
| Hydrograph scenarios   | Ln            | Ln                                  | idem                                | idem                                            | idem                               |
|                        | Mn            | Mn                                  | idem                                | idem                                            | idem                               |
|                        | Hn            | Hn                                  | idem                                | idem                                            | idem                               |
|                        | Hd            | Hd                                  | idem                                | idem                                            | idem                               |
+------------------------+---------------+-------------------------------------+-------------------------------------+-------------------------------------------------+-----------------------------------+
| SLR scenarios          | SSP 1-2.6     | Cycled                              | SSP 1-2.6                           | SSP 1-2.6                                       | idem                               |
|                        | SSP 5-8.5     | Cycled                              | SSP 5-8.5                           | SSP 5-8.5                                       | idem                               |
|                        | MICI          | Cycled                              | MICI                                | MICI                                            | idem                               |
|                        | SEJ           | Cycled                              | SEJ                                 | SEJ                                             | idem                               |
+------------------------+---------------+-------------------------------------+-------------------------------------+-------------------------------------------------+-----------------------------------+
| Combined scenarios     | SSP 1-2.6-Ln  | Ln                                  | SSP 1-2.6                           | SSP 1-2.6                                       | idem                               |
|                        | SSP 2-4.5-Mn  | Mn                                  | SSP 2-4.5                           | SSP 2-4.5                                       | idem                               |
|                        | SSP 5-8.5-Hn  | Hn                                  | SSP 5-8.5                           | SSP 5-8.5                                       | idem                               |
|                        | SEJ-Hn        | Hn                                  | SEJ                                 | SEJ                                             | idem                               |
+------------------------+---------------+-------------------------------------+-------------------------------------+-------------------------------------------------+-----------------------------------+