La Cuesta
MineCobreFreirina, Huasco, AtacamaNo activity
Site ID 20003047 · 20 installations in the register
Installations
What the register lists at this site, grouped by function.
3Extraction3Dumps and deposits3Power4Exploration1HydrocarbonsExtraction3
| Name | Type | Status | Elevation | Coordinates | SERNAGEOMIN |
|---|---|---|---|---|---|
| Mina La Cuesta | Underground mine | Irregular operativa | 1,180 m a.s.l. | -28.9045, -71.0906 | SERNAGEOMIN |
| Portal 2 | Underground mine | Eliminado | 1,140 m a.s.l. | -28.9034, -71.0906 | SERNAGEOMIN |
| Portal 3 | Underground mine | Eliminado | 1,180 m a.s.l. | -28.9057, -71.0919 | SERNAGEOMIN |
Dumps and deposits3
| Name | Type | Status | Elevation | Coordinates | SERNAGEOMIN |
|---|---|---|---|---|---|
| Botadero 1 | Waste rock dump | Irregular operativa | 1,110 m a.s.l. | -28.9052, -71.0901 | SERNAGEOMIN |
| Botadero 2 | Waste rock dump | Irregular operativa | 1,136 m a.s.l. | -28.9038, -71.0903 | SERNAGEOMIN |
| Botadero 3 | Waste rock dump | Eliminado | 1,170 m a.s.l. | -28.9048, -71.0922 | SERNAGEOMIN |
Power3
| Name | Type | Status | Elevation | Coordinates | SERNAGEOMIN |
|---|---|---|---|---|---|
| Generador Administración - Oficina La Cuesta 1/5 | Powerhouse | Eliminado | 1,184 m a.s.l. | -28.9028, -71.0913 | SERNAGEOMIN |
| Generador Campamento | Powerhouse | Eliminado | 1,117 m a.s.l. | -28.9031, -71.0908 | SERNAGEOMIN |
| Generador Mina La Cuesta 1/5 | Powerhouse | Eliminado | 1,161 m a.s.l. | -28.9028, -71.0900 | SERNAGEOMIN |
Exploration4
| Name | Type | Status | Elevation | Coordinates | SERNAGEOMIN |
|---|---|---|---|---|---|
| Exploración Chipana-Cuesta | Surface exploration | En revisión de proyecto | 600 m a.s.l. | -28.8971, -71.0858 | SERNAGEOMIN |
| Exploración Chipana, Panchita 1 / Pancha 7 | Surface exploration | Exploración finalizada | 600 m a.s.l. | -28.8971, -71.0858 | SERNAGEOMIN |
| Exploración Superficial La Cuesta Sur | Surface exploration | Eliminado | 1,200 m a.s.l. | -28.9057, -71.0919 | SERNAGEOMIN |
| Túnel de Reconocimiento Nivel 1050 | Surface exploration | Eliminado | 822 m a.s.l. | -28.9067, -71.0933 | SERNAGEOMIN |
Support6
| Name | Type | Status | Elevation | Coordinates | SERNAGEOMIN |
|---|---|---|---|---|---|
| Administración - Oficina La Cuesta 1/5 | Administration and offices | Eliminado | 1,176 m a.s.l. | -28.9039, -71.0918 | SERNAGEOMIN |
| Polvorin | Explosives magazine | Irregular operativa | 1,234 m a.s.l. | -28.9039, -71.0906 | SERNAGEOMIN |
| Polvorin Accesorio La Cuesta 1/5 | Explosives magazine | Eliminado | 1,243 m a.s.l. | -28.9037, -71.0873 | SERNAGEOMIN |
| Salida de Emergencia La Cuesta 1/5 | Emergency exit | Eliminado | 1,119 m a.s.l. | -28.9046, -71.0906 | SERNAGEOMIN |
| Estación de Combustible | Fuel station | Irregular operativa | 1,163 m a.s.l. | -28.9036, -71.0906 | SERNAGEOMIN |
| Taller de Mantención | Workshops | Irregular operativa | 1,171 m a.s.l. | -28.9034, -71.0906 | SERNAGEOMIN |
Hydrocarbons1
| Name | Type | Status | Elevation | Coordinates | SERNAGEOMIN |
|---|---|---|---|---|---|
| Estación de Compresores La Cuesta 1/5 | Compressor station | Eliminado | 1,145 m a.s.l. | -28.9036, -71.0906 | SERNAGEOMIN |
Air emissions
What the establishment tied to this site declares to the Ministry of the Environment's RETC: tonnes a year by pollutant.
Compañía Minera Chipana · Compañía Minera Chipana S.A.
Tied to this site because its holder operates it and it lies 0.3 km away. Sources: Grupo Electrógeno
| Year | CO₂ | SO₂ | NOx | PM10 | Hg | As | Pb | RETC |
|---|---|---|---|---|---|---|---|---|
| 2025 | 410 t | 706 kg* | 11 t | 772 kg | — | — | — | Ministerio del Medio Ambie… |
| 2024 | 159 t | 274 kg* | 4.26 t | 299 kg | — | — | — | Ministerio del Medio Ambie… |
* Includes the Ministry's own estimates, not only what the establishment declared.
Source: RETC, Ministry of the Environment (Creative Commons Attribution). Emissions declared by the establishment under D.S. 138, added up over all its sources. All sites and the country's ranking are in Emissions.
Status changes
1 installation changed status between April 2025 and today, according to the dated copies of the register.
- Exploración chipana-cuesta· Exploracion de superficieActiva → En revision de proyectoSERNAGEOMIN
Source: SERNAGEOMIN, copies of the register of installations of 8 April, 8 September and 26 November 2025, compared with today's register. Referential: a change in the register does not always match the date of the event.
Deposits nearby
Deposits and prospects of SERNAGEOMIN's national database within 15 km of this operation, nearest first.
Pelícano· Cu, Au· 3.3 km awaySERNAGEOMIN
Small · Mined
Horizonte· Cu· 5.1 km awaySERNAGEOMIN
Small · Mined
Arenilla· Au, Cu, Fe· 5.7 km awaySERNAGEOMIN
Medium · Mined
Pelayo· Au, Cu, Fe· 5.9 km awaySERNAGEOMIN
Small · Mined
Sin Nombre· Cu· 6 km awaySERNAGEOMIN
Small · Mined
Berta· Cu, Au· 7.1 km awaySERNAGEOMIN
Small · Mined
La Bandera· Cu· 7.2 km awaySERNAGEOMIN
Small · Mined
Valeriana· Au· 7.2 km awaySERNAGEOMIN
Small · Mined
La Verdiona· Cu· 7.3 km awaySERNAGEOMIN
Small · Mined
Sin Nombre· Au· 7.3 km awaySERNAGEOMIN
Small · Mined
Sin Nombre· Cu· 7.4 km awaySERNAGEOMIN
Small · Mined
Elvira· Cu, Au· 7.5 km awaySERNAGEOMIN
Small · Mined
Source: SERNAGEOMIN, national deposit database (SIA Yacimientos). Referential: the distance is between points and does not say who owns each deposit. Every deposit in the country is on Deposits.