Projects
Mining projects in the SEIA
1,867 mining projects submitted to Chile's environmental impact assessment system (SEIA): 19 under assessment and 1,202 approved. Each with its status, holder, location, dates and declared investment, and the link to its file at SEA.
Projects in this selection
276
Submitted between 1992 and 2026
Under assessment today
19
Out of 1,867 mining projects in the register
Assessment status
Every mining project in the register by its current status.
276 projects
| Project | Holder | Location | Status | Submitted and decided | Declared investment | Source |
|---|---|---|---|---|---|---|
| ExplorerDIA · i.2 | — | AntofagastaMaría Elena | Not admitted for processing | Sep 4, 2025Sep 4, 2025 | US$ 1 k | SEA |
| Proyecto de Prospección Santa GraciaDIA · i.2 | Compañía Minera Condoriaco Minerals Limitada | CoquimboLa Serena | Not admitted for processing | Jul 15, 2025Jul 15, 2025 | US$ 23 M | SEA |
| Reconversión Planta Las PintadasDIA · i.1 | Compañía Minera Carmen Bajo Limitada | AtacamaTierra Amarilla | Not admitted for processing | Apr 21, 2025Apr 21, 2025 | US$ 23 k | SEA |
| Modificación vida útil mina peumoDIA · i.1 | Compañia Minera La Patagua S.A. | ValparaísoCabildo | Not admitted for processing | Sep 3, 2024Sep 3, 2024 | US$ 500 k | SEA |
| Sondajes CMCCDIA · i.2 | Compañía Minera Cerro Colorado Limitada | TarapacáPozo Almonte | Not admitted for processing | Jun 4, 2024Jun 4, 2024 | US$ 60 M | SEA |
| Optimización Planta Las PiedrasDIA · i.1 | Minera Granos Industriales S.A. | MauleEmpedrado | Not admitted for processing | Apr 30, 2024Apr 30, 2024 | US$ 1 M | SEA |
| Proyecto Mantoverde OptimizadoDIA · i.1 | Mantoverde S.A. | InterregionalChañaral, Mejillones | Not admitted for processing | Mar 19, 2024Mar 19, 2024 | US$ 150 M | SEA |
| Ampliacion de la capacidad planta de 5000 a 10000 toneladas/mesDIA · i.1 | — | MaulePencahue | Not admitted for processing | Oct 19, 2023Oct 19, 2023 | US$ 3.9 M | SEA |
| Continuidad Operacional La FarolaDIA · i.1 | Minera Altair S.A. | AtacamaTierra Amarilla | Not admitted for processing | Aug 12, 2023Aug 11, 2023 | US$ 250 M | SEA |
| Depósito de relaves Filtrados y extensión de vida útil Planta Los MantosDIA · i.3 | Minera BMR SpA | CoquimboPunitaqui | Not admitted for processing | Apr 28, 2023Apr 28, 2023 | US$ 11 M | SEA |
| Mina Yeso CorralDIA · i.1 | Yesos Andinas SPA | CoquimboVicuña | Not admitted for processing | Apr 14, 2023Apr 14, 2023 | US$ 100 k | SEA |
| Extracción Minerales de Hierro Doña Mane y Doña MaríaDIA · i.1 | Vive Refugio SpA | AtacamaVallenar | Not admitted for processing | Nov 16, 2022Nov 16, 2022 | US$ 6.3 M | SEA |
| Mina Yeso CorralDIA · i.1 | Yesos Andinos SpA | CoquimboVicuña | Not admitted for processing | Oct 18, 2022Oct 18, 2022 | US$ 100 k | SEA |
| Regularización Prospección Minera Proyecto Los DomosDIA · i.2 | Southern Gold SpA | AysénChile Chico | Not admitted for processing | Oct 7, 2022Oct 7, 2022 | US$ 3.1 M | SEA |
| Ajustes Operacionales Proyecto Minero PuquiosDIA · i.1 | Cuprum Resources Chile SpA | CoquimboLa Higuera | Not admitted for processing | Aug 16, 2022Aug 16, 2022 | US$ 2.6 M | SEA |
| Recuperación de Acopios Antiguos de Planta El TofoDIA · i.1 | Servicios Intosim SpA | CoquimboLa Higuera | Not admitted for processing | Jul 28, 2022Jul 28, 2022 | US$ 1.3 M | SEA |
| Continuidad Operacional Proyecto Delta - ENAMIDIA · i.1 | ENAMI | CoquimboOvalle | Not admitted for processing | Jun 6, 2022Jun 6, 2022 | US$ 33.2 M | SEA |
| Prospeccion Minera Los 2 amigosDIA · i.2 | Sociedad Contractual Minera Manuelito Minerals | CoquimboPunitaqui | Not admitted for processing | May 31, 2022May 31, 2022 | US$ 2 M | SEA |
| Optimización Proyecto Minero PuquiosDIA · i.1 | Cuprum Resources Chile SpA | CoquimboLa Higuera | Not admitted for processing | May 25, 2022May 24, 2022 | US$ 1 k | SEA |
| Aumento Tasa de Procesamiento Proyecto Doña EmaDIA · i.1 | Cía. Minera Minerales de Copiapó | AtacamaCopiapó | Not admitted for processing | Apr 11, 2022Apr 11, 2022 | US$ 500 k | SEA |
| Abastecimiento de Agua de Mar Distrito Minero AltamiraDIA · j.3 | Bios SpA | AntofagastaTaltal | Not admitted for processing | Mar 23, 2022Mar 23, 2022 | US$ 34 M | SEA |
| Aumento vida útil Planta Catemu ?Proyecto AVU?DIA · i.3 | Minera Cemin-Pullalli SpA. | ValparaísoCatemu | Not admitted for processing | Mar 11, 2022Mar 11, 2022 | US$ 2 M | SEA |
| Crecimiento Tranque de Relaves PanulesDIA · i.3 | Sociedad de Servicios a la Minería OMINT SpA | CoquimboVicuña | Not admitted for processing | Dec 28, 2021Dec 28, 2021 | US$ 250 k | SEA |
| Mina Cinabrio - San AndrésDIA · i.1 | Minera BMR SpA | CoquimboOvalle, Punitaqui | Not admitted for processing | Dec 14, 2021Dec 14, 2021 | US$ 2 M | SEA |
| Minera CarolinaDIA · i.1 | — | AtacamaCopiapó | Not admitted for processing | Sep 24, 2021Sep 24, 2021 | US$ 3 M | SEA |
| Sistema de Explotación de minerales de Hierro Mina Doña Mane y Doña MaríaDIA · i.1 | — | AtacamaVallenar | Not admitted for processing | Sep 9, 2021Sep 9, 2021 | US$ 6.3 M | SEA |
| proyecto relaves - la higueraDIA · i.1 | Minera Santa Silvia S.A. | CoquimboLa Higuera | Not admitted for processing | Jul 27, 2021Jul 27, 2021 | US$ 80 k | SEA |
| Explotación Mina LunarDIA · i.1 | Inversiones Cooper Mining S.A. | AtacamaCopiapó | Not admitted for processing | Jun 25, 2021Jun 25, 2021 | US$ 6 M | SEA |
| Aprovechamiento de Acopios de Minerales de Hierro Adrianitas-RaúlDIA · i.1 | Cía. Mra. del Pacífico S.A. | AtacamaCopiapó | Not admitted for processing | Jun 9, 2021Jun 9, 2021 | US$ 1.7 M | SEA |
| Remoción de Relaves de Tranque Pérez CalderaDIA · i.1 | Anglo American Sur | Metropolitana de SantiagoLo Barnechea | Not admitted for processing | May 7, 2021May 7, 2021 | US$ 320 M | SEA |
| Proyecto Minero Morión 48DIA · i.1 | Minera San Fierro Chile Limitada | AtacamaChañaral, Copiapó | Not admitted for processing | Apr 22, 2021Apr 22, 2021 | US$ 26 M | SEA |
| Cierre Operacional Mina CardenillaEIA · i.1 | Soc. Exploración y Desarrollo Minero (Explodesa) | ValparaísoCatemu | Not admitted for processing | Dec 23, 2020Dec 23, 2020 | US$ 2 M | SEA |
| Continuidad Operacional, Planta El Salado - ENAMIDIA · i.1 | ENAMI | AtacamaChañaral | Not admitted for processing | Nov 24, 2020Nov 24, 2020 | US$ 760 k | SEA |
| Aumento de Producción Planta Viñita AzulDIA · i.1 | Sociedad Contractual Minera Alianza | AtacamaCopiapó | Not admitted for processing | Nov 12, 2020Nov 12, 2020 | US$ 700 k | SEA |
| Optimización Óxidos ? MantoverdeDIA · i.1 | Mantoverde S.A. | AtacamaChañaral | Not admitted for processing | Oct 1, 2020Oct 1, 2020 | US$ 40 M | SEA |
| Minera El DoradoDIA · i.1 | Sociedad de Inversiones Tierra del Fuego Limitada | CoquimboOvalle | Not admitted for processing | Aug 18, 2020Aug 18, 2020 | US$ 3 M | SEA |
| Proyecto Explotación de Sal IMS-ISABELDIA · i.1 | Sociedad Explotadora, Comercializadora y Exportadora Iquique Mineral Salt S.A. | TarapacáIquique | Not admitted for processing | Jan 14, 2020Jan 14, 2020 | US$ 1.7 M | SEA |
| Modificación Proyecto DelirioDIA · i.1 | Atacama Minerales Dos SpA. | AtacamaDiego de Almagro | Not admitted for processing | Jan 6, 2020Jan 6, 2020 | US$ 0 k | SEA |
| Mina San AntonioDIA · i.1 | Cía. Mra. San Gerónimo | CoquimboLa Serena | Not admitted for processing | Nov 21, 2019Nov 21, 2019 | US$ 10.5 M | SEA |
| Extracción de Yeso, Yacimiento RubíEIA · i.1 | Yesos Andinos SpA | Metropolitana de SantiagoSan José de Maipo | Not admitted for processing | Aug 30, 2019Aug 30, 2019 | US$ 11 M | SEA |
| Proyecto Minero San CayetanoDIA · i.1 | Sociedad Comercial Importadora y Exportadora Dicave Limitada | CoquimboOvalle | Not admitted for processing | Jul 12, 2019Jul 12, 2019 | US$ 20.6 M | SEA |
| Ampliación Botadero de Estériles MiradorEIA · i.3 | Compañía Minera Florida S.A. | Metropolitana de SantiagoAlhué | Not admitted for processing | May 27, 2019May 27, 2019 | US$ 400 k | SEA |
| Explotación Minera Arenas Silíceas Pertenencias Los Carros 1/18DIA · i.1 | — | MauleConstitución | Not admitted for processing | Apr 5, 2019Apr 5, 2019 | US$ 1.8 M | SEA |
| Mina Cinabrio - San AndrésDIA · i.1 | Minera Altos de Punitaqui Limitada | CoquimboOvalle | Not admitted for processing | Mar 19, 2019Mar 19, 2019 | US$ 2 M | SEA |
| Explotación de Sal IMS-ISABEL 2019DIA · i.1 | Sociedad Explotadora, Comercializadora y Exportadora Iquique Mineral Salt S.A. | TarapacáIquique | Not admitted for processing | Mar 15, 2019Mar 15, 2019 | US$ 6 M | SEA |
| Mina Cinabrio - San AndrésDIA · i.1 | Minera Altos de Punitaqui Limitada | CoquimboOvalle | Not admitted for processing | Feb 27, 2019Feb 27, 2019 | US$ 2 M | SEA |
| Explotación de Sal de IMS - ISABELDIA · i.1 | Sociedad Explotadora, Comercializadora y Exportadora Iquique Mineral Salt S.A. | TarapacáIquique | Not admitted for processing | Oct 22, 2018Oct 19, 2018 | US$ 6 M | SEA |
| Distrito NorteDIA · i.1 | Cía. Minera Mantos de la Luna S.A. | AntofagastaTocopilla | Not admitted for processing | Sep 28, 2018Sep 28, 2018 | US$ 17.5 M | SEA |
| Proyecto VidalitaDIA · i.2 | Emu Chile SpA | AtacamaTierra Amarilla | Not admitted for processing | Aug 27, 2018Aug 27, 2018 | US$ 6 M | SEA |
| Manejo de Aguas Naturales antes de Botaderos MinaDIA · i.1 | Minera Los Pelambres | CoquimboSalamanca | Not admitted for processing | Jul 9, 2018Jul 9, 2018 | US$ 7.6 M | SEA |
See the 1,544 mining projects with an environmental approval (RCA)
Source: Servicio de Evaluación Ambiental (SEA), public register of projects submitted to the SEIA (project map). We show the register's facts and the link to each file; the investment is what the holder declared on submission, not actual spending. A project whose holder is a natural person is shown without the name.