| Irlanda Fault | |
|---|---|
| Falla Irlanda | |
  | |
| Etymology | Vereda Irlanda, Popayán |
| Coordinates | 02°55′01″N 76°03′25″W / 2.91694°N 76.05694°W |
| Country |  Colombia |
| Region | Andean |
| State | Cauca, Huila |
| Cities | Popayán |
| Characteristics | |
| Range | Central Ranges, Andes |
| Part of | Andean strike-slip faults |
| Length | 54.6 km (33.9 mi) |
| Strike | 023.9 ± 4 |
| Dip | Vertical |
| Dip angle | 90 |
| Displacement | <0.2 mm (0.0079 in)/yr |
| Tectonics | |
| Plate | North Andean |
| Status | Active |
| Earthquakes | 1994 Páez River (Mw 6.8) |
| Type | Strike-slip fault |
| Movement | Dextral |
| Age | Quaternary |
| Orogeny | Andean |
The Irlanda Fault (Spanish: Falla Irlanda) is a dextral strike-slip fault in the department of Cauca in south-central Colombia. A small portion of the fault runs through Huila. The fault has a total length of 54.6 kilometres (33.9 mi) and runs along an average northeast to southwest strike of 023 ± 4 in the Central Ranges of the Colombian Andes. The fault is active and associated with the deadly 1994 Páez River earthquake.