Mining company
Cía. Minera Cerro Negro S.A.
ChileRUT 91.614.000-2
Before the Superintendencia del Medio Ambiente (SMA) it holds one operation with published output. In the twelve months to August 2026 it produced 4.3 kt of fine copper, 0.1% of the country's copper.
Operations
1
it holds before the SMA
Copper, 12 months to August 2026
4.3 kt
0.1% of the country, at 100% of each operation
Operations it holds
The environmental regulator (SMA) records it as the holder of most of the environmental permits of these operations. Copper is that of the whole operation. An operation whose regulated unit we have not linked yet is not on this list.
| Operation | Copper, 12 months | Of the country |
|---|---|---|
| Cerro NegroSMACochilco | 4.3 kt | 0.1% |
Environmental enforcement
5 records of the SMA that name it as holder. The latest 5:
- 2 Inspections
- 1 Sanction procedure
- 1 Provisional measure
- 1 Compliance programme
- Compliance programme D-038-20172017SMA
- Sanction procedure D-038-20172017Programa de Cumplimiento en ejecuciónSMA
- Provisional measure MP-013-20142014Con SancionatorioSMA
- Inspection DFZ-2015-593-V-RCA-IA2015En SNIFASMA
- Inspection DFZ-2014-230-V-RCA-IA2014En SNIFASMA
Mining concessions
SERNAGEOMINSERNAGEOMIN cadastre of current concessions.
97
current concessions
13,775ha
total area
85 constituted and 12 in process; 81 for exploitation and 16 for exploration.
- Cabildo · Valparaíso74 concessions · 6,963 ha
- Petorca · Valparaíso12 concessions · 3,400 ha
- Catemu · Valparaíso10 concessions · 3,252 ha
- Putaendo · Valparaíso1 concession · 160 ha
Water rights
Dirección General de Aguas…DGA register of water use rights.
18
current rights in its name
- 18 consumptive: 120.1 l/s declared in total
By region: Valparaíso (18)
Flows are those the register declares, added by type; the DGA warns that the register does not replace the case file.
SEIA projects
SEAMining projects it submitted as proponent to the Environmental Assessment Service.
13
mining projects
7 approved, 4 withdrawn and 2 not admitted
Most recent
- Plan de Desarrollo de Largo Plazo - Compañia Minera Cerro Negro S.A.EIA · approved · Jan 6, 2026SEA
- Peraltamiento Tranque de Relaves N°6DIA · approved · Sep 24, 2018SEA
- Peralte Tranque de Relave N°6DIA · withdrawn · Jan 16, 2017SEA
Sites it operates
SERNAGEOMINSERNAGEOMIN register of mining sites and installations, by the operator's RUT.
36
sites
17
active
- Cerro NegroCabildo · Valparaíso · activeSERNAGEOMIN
- Mina Rajo PamelaCabildo · Valparaíso · activeSERNAGEOMIN
- Mina CerdeñaCabildo · Valparaíso · activeSERNAGEOMIN
Environmental enforcement
SMARecords of the Superintendency of the Environment that name it as holder.
5
SMA records
1 sanction procedure, 1 provisional measure, 1 compliance programme and 2 inspections
Latest: compliance programme D-038-2017 (2017).
See mining enforcementLobbying meetings
InfoLobby, Ley 20.730Meetings recorded in InfoLobby (Law 20,730) it took part in.
47
meetings since Jan 10, 2023
- SERNAGEOMIN24
- SEA14
- Subsecretaría de Minería5
- Municipalidad de Diego de Almagro1
- SMA1
and 2 more institutions
Counts by institution; officials' names are not published.
Mining patents
TGRTreasury register of mining-concession patents, file of October 2026.
116
concessions with a patent
$465,207,836
to pay in the period
576 payment forms in the file.
Frequently asked questions about Cía. Minera Cerro Negro S.A.
Answers built from the same figures as this page, each with its source.
- What is the RUT of Cía. Minera Cerro Negro S.A.?
- The RUT of Cía. Minera Cerro Negro S.A. is 91.614.000-2; its registered name at the SII is CIA MINERA CERRO NEGRO S A. Its main activity, per the SII, is extracción y procesamiento de cobre. SIISII
- What mining concessions does Cía. Minera Cerro Negro S.A. hold?
- According to the SERNAGEOMIN cadastre, Cía. Minera Cerro Negro S.A. holds 97 mining concessions covering 13,775 ha: 81 for exploitation and 16 for exploration. They are in 4 comunas of Valparaíso, most of them in Cabildo. SERNAGEOMIN
- Does Cía. Minera Cerro Negro S.A. hold water rights?
- Yes. The DGA register of water use rights lists 18 water use rights held by Cía. Minera Cerro Negro S.A.: 18 consumptive (120.1 l/s in total), in Valparaíso. Dirección General de Aguas…
- What projects does Cía. Minera Cerro Negro S.A. have in the SEIA?
- Cía. Minera Cerro Negro S.A. is the proponent of 13 mining projects in the SEIA: 7 approved, 4 withdrawn and 2 not admitted. The most recent is "Plan de Desarrollo de Largo Plazo - Compañia Minera Cerro Negro S.A." (EIA, approved). SEA
- Has Cía. Minera Cerro Negro S.A. been sanctioned by the SMA?
- The Superintendency of the Environment (SMA) names Cía. Minera Cerro Negro S.A. as holder in 5 records: 1 sanction procedure, 1 provisional measure, 1 compliance programme and 2 inspections. SMA
- Which authorities has Cía. Minera Cerro Negro S.A. met through lobbying?
- InfoLobby records 47 lobbying meetings in which Cía. Minera Cerro Negro S.A. took part since Jan 10, 2023, mostly with SERNAGEOMIN (24), SEA (14) and Subsecretaría de Minería (5). InfoLobby, Ley 20.730
Every figure is a count or a sum of the records of the cited source under this legal person (by its RUT or its name as verified with the SII); the icon opens the original document. Lobbying meetings are shown seven days late. Natural persons have no profile.
Holder: the legal person in whose name more than half of the environmental permits of the operation's regulated unit stand, according to its SMA file. Stakes are those the cited document states; they are not multiplied by output here.
What you will see about Cía. Minera Cerro Negro S.A. when you sign up
The company's full profile inside Veta IQ, every record with its source.
- Its 97 mining concessions, one by one, with area, status and source
- Its 18 water rights, with flow and resolution date per the DGA register
- Its 13 SEIA projects, with instrument, status, dates and declared investment
- The 36 sites it operates, with their SERNAGEOMIN register page
- Its 5 SMA records, with the date and status of each
- Its 47 lobbying meetings by institution and year, and the latest with their subject
- Its mining patents (116 concessions): what is due, paid and owed by period
- Email alerts when something new about this company appears
- The AI assistant, which answers with the source of every figure (15 credits in the trial)
- Export to Excel (3 exports in the trial)
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- Which projects has Cía. Minera Cerro Negro S.A. filed with the SEIA, and what is the status of each?
- How much copper have the operations of Cía. Minera Cerro Negro S.A. produced this year?
- Which SMA proceedings and sanctions does Cía. Minera Cerro Negro S.A. have?
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