Mining Incidents

← Peru mining record · All Peru sanctions

EMPRESA MINERA LOS QUENUALES S.A.C.

Peru mining record: safety sanctions, environmental fines and fatal accidents

On record from May 31, 2021 to Jan 23, 2026

10
sanction resolutions
ⓘ A resolution (resolución) is OSINERGMIN's formal written decision closing one sanction case: an order from the regulator, not a court judgment. A single resolution can fine several infractions at once, and it can be appealed to TASTEM, the agency's own appeals tribunal.
1,033,726
in fines (S/)
ⓘ S/ is the Peruvian sol, Peru's currency. The gray dollar figures are approximate conversions at S/ 3.35 per US$1 (August 2026).
0
published resolutions 2001-2019
0
OEFA environmental cases
0.00
in OEFA fines (UIT)
ⓘ The UIT (Unidad Impositiva Tributaria) is Peru's tax reference unit, revalued each year. OSINERGMIN states every fine in UIT as well as in soles.
0
deaths 2002-2021 (MINEM)
OSINERGMIN safety fines, 2020-2026, obtained by public-records request

From May 31, 2021 to Jan 23, 2026 · S/ 1,033,726 ≈$309K

Resolution 336-2026 S/ 23,210 ≈$6,928
Jan 23, 2026 · DIVISIÓN DE SUPERVISIÓN DE GRAN MINERÍA
Case file: 202500160549
Sanctioned party as written: EMPRESA MINERA LOS QUENUALES S.A.C.
Obligation (OSINERGMIN's label)
ⓘ The legal obligation OSINERGMIN found breached, in the agency's own Spanish wording.
State (OSINERGMIN)
ⓘ OSINERGMIN's own per-infraction state, kept verbatim in Spanish: FUNDADA (upheld), FUNDADA EN PARTE (upheld in part), INFUNDADA (dismissed), ARCHIVADA (closed), NULIDAD (annulled), EMITIDA (issued).
UIT
ⓘ The UIT (Unidad Impositiva Tributaria) is Peru's tax reference unit, revalued each year. OSINERGMIN states every fine in UIT as well as in soles.
Fines (S/)
ⓘ S/ is the Peruvian sol, Peru's currency. The gray dollar figures are approximate conversions at S/ 3.35 per US$1 (August 2026).
% paid
ⓘ The share of the fine OSINERGMIN reports as paid for this infraction. Whether it reflects collection to date has not been confirmed with the agency.
2.1.11 Ventilación. INFUNDADA 4.22 23,210 0%
Resolution 4805-2025 S/ 81,620 ≈$24K
Dec 31, 2025 · DIVISIÓN DE SUPERVISIÓN DE GRAN MINERÍA
Case file: 202500134546
Sanctioned party as written: EMPRESA MINERA LOS QUENUALES S.A.C.
Obligation (OSINERGMIN's label)
ⓘ The legal obligation OSINERGMIN found breached, in the agency's own Spanish wording.
State (OSINERGMIN)
ⓘ OSINERGMIN's own per-infraction state, kept verbatim in Spanish: FUNDADA (upheld), FUNDADA EN PARTE (upheld in part), INFUNDADA (dismissed), ARCHIVADA (closed), NULIDAD (annulled), EMITIDA (issued).
UIT
ⓘ The UIT (Unidad Impositiva Tributaria) is Peru's tax reference unit, revalued each year. OSINERGMIN states every fine in UIT as well as in soles.
Fines (S/)
ⓘ S/ is the Peruvian sol, Peru's currency. The gray dollar figures are approximate conversions at S/ 3.35 per US$1 (August 2026).
% paid
ⓘ The share of the fine OSINERGMIN reports as paid for this infraction. Whether it reflects collection to date has not been confirmed with the agency.
3.4 Ingreso a labores o ambientes abandonados. INFUNDADA 14.84 81,620 100%
Resolution 2786-2025 S/ 40,590 ≈$12K
Jul 11, 2025 · DIVISIÓN DE SUPERVISIÓN DE GRAN MINERÍA
Case file: 202400298877
Sanctioned party as written: EMPRESA MINERA LOS QUENUALES S.A.C.
Obligation (OSINERGMIN's label)
ⓘ The legal obligation OSINERGMIN found breached, in the agency's own Spanish wording.
State (OSINERGMIN)
ⓘ OSINERGMIN's own per-infraction state, kept verbatim in Spanish: FUNDADA (upheld), FUNDADA EN PARTE (upheld in part), INFUNDADA (dismissed), ARCHIVADA (closed), NULIDAD (annulled), EMITIDA (issued).
UIT
ⓘ The UIT (Unidad Impositiva Tributaria) is Peru's tax reference unit, revalued each year. OSINERGMIN states every fine in UIT as well as in soles.
Fines (S/)
ⓘ S/ is the Peruvian sol, Peru's currency. The gray dollar figures are approximate conversions at S/ 3.35 per US$1 (August 2026).
% paid
ⓘ The share of the fine OSINERGMIN reports as paid for this infraction. Whether it reflects collection to date has not been confirmed with the agency.
6.1.2 Obligaciones del supervisor. EMITIDA 7.38 40,590 100%
Resolution 3946-2024 S/ 535,000 ≈$160K
Nov 25, 2024 · DIVISIÓN DE SUPERVISIÓN DE GRAN MINERÍA
Case file: 202400095480
Sanctioned party as written: EMPRESA MINERA LOS QUENUALES S.A.C.
Obligation (OSINERGMIN's label)
ⓘ The legal obligation OSINERGMIN found breached, in the agency's own Spanish wording.
State (OSINERGMIN)
ⓘ OSINERGMIN's own per-infraction state, kept verbatim in Spanish: FUNDADA (upheld), FUNDADA EN PARTE (upheld in part), INFUNDADA (dismissed), ARCHIVADA (closed), NULIDAD (annulled), EMITIDA (issued).
UIT
ⓘ The UIT (Unidad Impositiva Tributaria) is Peru's tax reference unit, revalued each year. OSINERGMIN states every fine in UIT as well as in soles.
Fines (S/)
ⓘ S/ is the Peruvian sol, Peru's currency. The gray dollar figures are approximate conversions at S/ 3.35 per US$1 (August 2026).
% paid
ⓘ The share of the fine OSINERGMIN reports as paid for this infraction. Whether it reflects collection to date has not been confirmed with the agency.
17.1 Jaulas. INFUNDADA 100 535,000 100%
Resolution 2790-2024 S/ 10,379 ≈$3,098
Aug 18, 2024 · DIVISIÓN DE SUPERVISIÓN DE GRAN MINERÍA
Case file: 202400015456
Sanctioned party as written: EMPRESA MINERA LOS QUENUALES S.A.C.
Obligation (OSINERGMIN's label)
ⓘ The legal obligation OSINERGMIN found breached, in the agency's own Spanish wording.
State (OSINERGMIN)
ⓘ OSINERGMIN's own per-infraction state, kept verbatim in Spanish: FUNDADA (upheld), FUNDADA EN PARTE (upheld in part), INFUNDADA (dismissed), ARCHIVADA (closed), NULIDAD (annulled), EMITIDA (issued).
UIT
ⓘ The UIT (Unidad Impositiva Tributaria) is Peru's tax reference unit, revalued each year. OSINERGMIN states every fine in UIT as well as in soles.
Fines (S/)
ⓘ S/ is the Peruvian sol, Peru's currency. The gray dollar figures are approximate conversions at S/ 3.35 per US$1 (August 2026).
% paid
ⓘ The share of the fine OSINERGMIN reports as paid for this infraction. Whether it reflects collection to date has not been confirmed with the agency.
2.1.11 Ventilación. INFUNDADA 1.94 10,379 100%
Resolution 2066-2024 S/ 95,920 ≈$29K
Jun 20, 2024 · DIVISIÓN DE SUPERVISIÓN DE GRAN MINERÍA
Case file: 202300303178
Sanctioned party as written: EMPRESA MINERA LOS QUENUALES S.A.C.
Obligation (OSINERGMIN's label)
ⓘ The legal obligation OSINERGMIN found breached, in the agency's own Spanish wording.
State (OSINERGMIN)
ⓘ OSINERGMIN's own per-infraction state, kept verbatim in Spanish: FUNDADA (upheld), FUNDADA EN PARTE (upheld in part), INFUNDADA (dismissed), ARCHIVADA (closed), NULIDAD (annulled), EMITIDA (issued).
UIT
ⓘ The UIT (Unidad Impositiva Tributaria) is Peru's tax reference unit, revalued each year. OSINERGMIN states every fine in UIT as well as in soles.
Fines (S/)
ⓘ S/ is the Peruvian sol, Peru's currency. The gray dollar figures are approximate conversions at S/ 3.35 per US$1 (August 2026).
% paid
ⓘ The share of the fine OSINERGMIN reports as paid for this infraction. Whether it reflects collection to date has not been confirmed with the agency.
2.1.11 Ventilacion INFUNDADA 17.44 95,920 0%
Resolution 1307-2022 S/ 64,790 ≈$19K
May 24, 2022 · DIVISIÓN DE SUPERVISIÓN DE GRAN MINERÍA
Case file: 202100054325
Sanctioned party as written: EMPRESA MINERA LOS QUENUALES S.A.C.
Obligation (OSINERGMIN's label)
ⓘ The legal obligation OSINERGMIN found breached, in the agency's own Spanish wording.
State (OSINERGMIN)
ⓘ OSINERGMIN's own per-infraction state, kept verbatim in Spanish: FUNDADA (upheld), FUNDADA EN PARTE (upheld in part), INFUNDADA (dismissed), ARCHIVADA (closed), NULIDAD (annulled), EMITIDA (issued).
UIT
ⓘ The UIT (Unidad Impositiva Tributaria) is Peru's tax reference unit, revalued each year. OSINERGMIN states every fine in UIT as well as in soles.
Fines (S/)
ⓘ S/ is the Peruvian sol, Peru's currency. The gray dollar figures are approximate conversions at S/ 3.35 per US$1 (August 2026).
% paid
ⓘ The share of the fine OSINERGMIN reports as paid for this infraction. Whether it reflects collection to date has not been confirmed with the agency.
2.1.4 Estaciones de refugio FUNDADA EN PARTE 11.78 64,790 0%
Resolution 2918-2021 S/ 82,337 ≈$25K
Sep 7, 2021 · DIVISIÓN DE SUPERVISIÓN DE GRAN MINERÍA
Case file: 202000121948
Sanctioned party as written: EMPRESA MINERA LOS QUENUALES S.A.C.
Obligation (OSINERGMIN's label)
ⓘ The legal obligation OSINERGMIN found breached, in the agency's own Spanish wording.
State (OSINERGMIN)
ⓘ OSINERGMIN's own per-infraction state, kept verbatim in Spanish: FUNDADA (upheld), FUNDADA EN PARTE (upheld in part), INFUNDADA (dismissed), ARCHIVADA (closed), NULIDAD (annulled), EMITIDA (issued).
UIT
ⓘ The UIT (Unidad Impositiva Tributaria) is Peru's tax reference unit, revalued each year. OSINERGMIN states every fine in UIT as well as in soles.
Fines (S/)
ⓘ S/ is the Peruvian sol, Peru's currency. The gray dollar figures are approximate conversions at S/ 3.35 per US$1 (August 2026).
% paid
ⓘ The share of the fine OSINERGMIN reports as paid for this infraction. Whether it reflects collection to date has not been confirmed with the agency.
2.2.5 Operación de depósitos de relaves y pilas de lixiviación INFUNDADA 15.39 82,337 100%
Resolution 2912-2021 S/ 70,510 ≈$21K
Sep 7, 2021 · DIVISIÓN DE SUPERVISIÓN DE GRAN MINERÍA
Case file: 202000164288
Sanctioned party as written: EMPRESA MINERA LOS QUENUALES S.A.C.
Obligation (OSINERGMIN's label)
ⓘ The legal obligation OSINERGMIN found breached, in the agency's own Spanish wording.
State (OSINERGMIN)
ⓘ OSINERGMIN's own per-infraction state, kept verbatim in Spanish: FUNDADA (upheld), FUNDADA EN PARTE (upheld in part), INFUNDADA (dismissed), ARCHIVADA (closed), NULIDAD (annulled), EMITIDA (issued).
UIT
ⓘ The UIT (Unidad Impositiva Tributaria) is Peru's tax reference unit, revalued each year. OSINERGMIN states every fine in UIT as well as in soles.
Fines (S/)
ⓘ S/ is the Peruvian sol, Peru's currency. The gray dollar figures are approximate conversions at S/ 3.35 per US$1 (August 2026).
% paid
ⓘ The share of the fine OSINERGMIN reports as paid for this infraction. Whether it reflects collection to date has not been confirmed with the agency.
2.1.4 Estaciones de refugio INFUNDADA 12.82 70,510 100%
Resolution 1736-2021 S/ 29,370 ≈$8,767
May 31, 2021 · DIVISIÓN DE SUPERVISIÓN DE GRAN MINERÍA
Case file: 202000065520
Sanctioned party as written: EMPRESA MINERA LOS QUENUALES S.A.C.
Obligation (OSINERGMIN's label)
ⓘ The legal obligation OSINERGMIN found breached, in the agency's own Spanish wording.
State (OSINERGMIN)
ⓘ OSINERGMIN's own per-infraction state, kept verbatim in Spanish: FUNDADA (upheld), FUNDADA EN PARTE (upheld in part), INFUNDADA (dismissed), ARCHIVADA (closed), NULIDAD (annulled), EMITIDA (issued).
UIT
ⓘ The UIT (Unidad Impositiva Tributaria) is Peru's tax reference unit, revalued each year. OSINERGMIN states every fine in UIT as well as in soles.
Fines (S/)
ⓘ S/ is the Peruvian sol, Peru's currency. The gray dollar figures are approximate conversions at S/ 3.35 per US$1 (August 2026).
% paid
ⓘ The share of the fine OSINERGMIN reports as paid for this infraction. Whether it reflects collection to date has not been confirmed with the agency.
2.1.11 Ventilacion INFUNDADA 5.34 29,370 100%
OSINERGMIN published sanctions, 2001-2019

Not on OSINERGMIN's published 2001-2019 sanctions list.

OEFA environmental sanctions, 2017-2023

No OEFA environmental sanction against this company in the 2017-2023 register.

Fatal accidents, 2002-2021 (MINEM)

No death attributed to this company in MINEM's 2002-2021 list.