Planta Química La Negra
PlantSalmueraAntofagastaActive
Site ID 134950 · 21 installations in the register
Installations
What the register lists at this site, grouped by function.
9Process plants1Ports and transportProcess plants9
| Name | Type | Status | Elevation | Coordinates | SERNAGEOMIN |
|---|---|---|---|---|---|
| Piscinas Tailing Pond | Concentrator | Activa | 439 m a.s.l. | -23.7607, -70.3432 | SERNAGEOMIN |
| Planta One Step 1 | Concentrator | Activa | 391 m a.s.l. | -24.5786, -70.0372 | SERNAGEOMIN |
| Planta One Step 2 | Concentrator | Activa | 456 m a.s.l. | -23.7589, -70.3111 | SERNAGEOMIN |
| Planta SX (SX1-SX2) | Solvent extraction plant (SX) | Activa | 439 m a.s.l. | -23.7611, -70.3128 | SERNAGEOMIN |
| Planta SX-3 | Solvent extraction plant (SX) | Activa | 464 m a.s.l. | -23.7554, -70.3091 | SERNAGEOMIN |
| Planta Carbonato Lan 1 | Chemical conversion plant | Activa | 434 m a.s.l. | -23.7623, -70.3134 | SERNAGEOMIN |
| Planta Carbonato Lan 2 | Chemical conversion plant | Activa | 457 m a.s.l. | -23.7598, -70.3116 | SERNAGEOMIN |
| Planta Carbonato Lan 3 | Chemical conversion plant | Activa | 458 m a.s.l. | -23.7602, -70.3121 | SERNAGEOMIN |
| Planta Cloruro | Chemical conversion plant | Inactiva | 439 m a.s.l. | -23.7609, -70.3122 | SERNAGEOMIN |
Ports and transport1
| Name | Type | Status | Elevation | Coordinates | SERNAGEOMIN |
|---|---|---|---|---|---|
| Acopio de Sales | Stockyard | Activa | 444 m a.s.l. | -23.7625, -70.3156 | SERNAGEOMIN |
Support7
| Name | Type | Status | Elevation | Coordinates | SERNAGEOMIN |
|---|---|---|---|---|---|
| Administración | Administration and offices | Activa | 434 m a.s.l. | -23.7631, -70.3125 | SERNAGEOMIN |
| Bodega de Ceniza de Soda | Warehouse | Activa | 462 m a.s.l. | -23.7568, -70.3099 | SERNAGEOMIN |
| Bodega de Materiales | Warehouse | Activa | 435 m a.s.l. | -23.7630, -70.3130 | SERNAGEOMIN |
| Bodega de Producto Terminado_bodega de Materiales | Warehouse | Activa | 435 m a.s.l. | -23.7630, -70.3130 | SERNAGEOMIN |
| Laboratorio Central_laboratorio de Investigación | Camp | Activa | 434 m a.s.l. | -23.7626, -70.3123 | SERNAGEOMIN |
| Patio Contratistas | Workshops | Activa | 436 m a.s.l. | -23.7614, -70.3112 | SERNAGEOMIN |
| Taller Mantención | Workshops | Activa | 434 m a.s.l. | -23.7631, -70.3132 | SERNAGEOMIN |
Other4
| Name | Type | Status | Elevation | Coordinates | SERNAGEOMIN |
|---|---|---|---|---|---|
| Bahia de Descarga de Salmuera 1,2,3 | Not stated | Activa | 467 m a.s.l. | -23.7565, -70.3094 | SERNAGEOMIN |
| Carguio Salmuera Debil | Not stated | Activa | 483 m a.s.l. | -23.7614, -70.3122 | SERNAGEOMIN |
| Evaporador Termal | Not stated | Activa | 465 m a.s.l. | -23.7550, -70.3091 | SERNAGEOMIN |
| Planta Tratamiento de Aguas Servidas (Tas) | Not stated | Activa | 438 m a.s.l. | -23.7682, -70.3168 | SERNAGEOMIN |
Air emissions
What the establishment tied to this site declares to the Ministry of the Environment's RETC: tonnes a year by pollutant.
Planta La Negra · Albemarle Limitada
Tied to this site because its holder operates it and it lies 0.4 km away. Sources: Caldera Agua Caliente, Caldera de Fluido Termico, Caldera de Fluido Térmico, Caldera Industrial (Generadora de Vapor o Agua Caliente), Grupo Electrógeno, Grupo Electrógeno IV
| Year | CO₂ | SO₂ | NOx | PM10 | Hg | As | Pb | RETC |
|---|---|---|---|---|---|---|---|---|
| 2025 | 189 t | 325 kg* | 5.05 t | 355 kg | 0 t | 0 t | 0 t | Ministerio del Medio Ambie… |
| 2024 | 327 t | 22 kg* | 311 kg | 45 kg | 1 g | 1 g | 2 g | Ministerio del Medio Ambie… |
| 2023 | 933 t | 1.61 t* | 24.9 t | 1.75 t | 0 t | 0 t | 0 t | Ministerio del Medio Ambie… |
| 2022 | 10,115 t | 57 kg | 8.46 t | 717 kg | 25 g | 19 g | 47 g | Ministerio del Medio Ambie… |
| 2021 | 16,434 t | 93 kg | 8.16 t | 1.19 t | 40 g | 31 g | 78 g | Ministerio del Medio Ambie… |
| 2020 | 6,713 t | 37 kg | 9.66 t | 468 kg | 16 g | 12 g | 31 g | 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.
- Planta cloruro· Planta química de conversiónActiva → InactivaSERNAGEOMIN
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.
Miramar· Cu· 5.6 km awaySERNAGEOMIN
Small · Mined
Portezuelo· Cu· 6.4 km awaySERNAGEOMIN
Small · Mined
- Resource: Inferido: 107000 t · 2,0 % Cu · 1956
- Reserve: Probables: 49140 t · 3,5 % Cu · 1956
Sin Nombre· Áridos· 8.1 km awaySERNAGEOMIN
Mined
Sin nombre· Cu· 8.5 km awaySERNAGEOMIN
Small · Mined
Escondida· Cu· 9.4 km awaySERNAGEOMIN
Small · Mined
Sureña· Cu· 9.6 km awaySERNAGEOMIN
Small · Mined
Toro· Cu· 9.8 km awaySERNAGEOMIN
Small · Mined
Capas Verdes· Cu· 10.1 km awaySERNAGEOMIN
Small · Mined
Selabri· Cu· 10.3 km awaySERNAGEOMIN
Small · Mined
Masabri· Cu· 10.5 km awaySERNAGEOMIN
Small · Mined
- Reserve: Probadas: 2000 t · 3 % Cu · 1967
- Reserve: Probables: 6570 t · 1 Muestra: 3,97 % Cu total ; 3,49 % Cu soluble · 1967
Año Nuevo· Cu· 10.6 km awaySERNAGEOMIN
Small · Mined
- Resource: Medido: 2000 - 3000 t · 3,0 % Cu
- Reserve: Probables: 800 t · 2,2 % Cu · 1961
Caleta Coloso· Yeso· 11.1 km awaySERNAGEOMIN
In exploration
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.