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Geophysical discoveries
JAHUAY, Arequipa. January 1962. Marcona Mining Company.
Production wells.
LOMAS, Arequipa. February 1962. Marcona Mining Company. Regional
Tertiary aquifer.
SECHURA, Piura. June 1965. Minera Bayóvar S.A.. Regional
Tertiary marine aquifer.
SUCHES-HUAITIRE, June 1967. Southern Perú Copper Corporation.
Regional Tertiary aquifer.
TITIJONES, May 1969. Southern Perú Copper Corporation. Regional
volcanic-sedimentary aquifer.
POSORJA, (ECUADOR), March 1976. Pesquera Santa Elisa. Freshwater
aquifer near the sea.
Significant participation
CARTAVIO, La Libertad. June 1963. W.R. Grace & Cía. Most
productive well in the Chicama valley.
CHILLÓN, Lima. February 1965. Junta Nacional de la Vivienda.
Most productive well in the valley.
SECHÍN, Ancash. May 1966. R. Rospigliosi. Highest production
well in the valley.
ZÁRATE-MANGOMARCA, Lima. April 1971. Urbanizadora Mangomarca.
Great production wells.
TRUPAL (Cartavio). La Libertad. July 1975. Induperú. High
production wells for industrial purposes.
TRUJILLO, La Libertad. January 1980. Consorcio Hidráulico
Mundial S.A. High production well.
HUARANGAL (Chillón), Lima. July 1980. IPEN. Groundwater wells
for the Nuclear Center.
COMALAPA, EL SALVADOR. August 1987. PRC-AMSA-CAS. High
production wells.
SAN MIGUEL, EL SALVADOR. December 1987. CLASS. Freshwater water
wells.
EL GUAYABO, Lurín. July 1989. Cementos Lima S.A. High production
wells for industrial purposes.
LAS TRES RAYAS, Paiján-La Libertad. July 1989. Inv. Agro
Industriales S.A. Agricultural wells.
MALA, Bujama-Lima. September 1992. APRILS. Groundwater wells for
the beach properties of the Asia valley.
SECHURA, Piura. December 1992. Hernández S.A. First water well
for human consumption (Zapallal Aquifer).
Q.FERNÁNDEZ, Máncora-Piura. December 1995. Corp. de Ingeniería
Civil. Human consumption water for Cancas-Punta Sal.
Regional estudies
BAJO PIURA, La Unión-Sechura. January 1964. Ministerio de
Agricultura. Zapallal Aquifer (Miocene).
CHAVIMOCHIC, La Libertad. April 1966. Corporación Peruana del
Santa. Agricultural drainage.
LA CRUZ, Tumbes. April 1968. Junta de Obras Públicas. Left river
margin survey.
NEPEÑA, Ancash. May 1968. Negociación Azucarera Nepeña. General
valley study.
PROYECTO HUAURA, Lima. December 1968-February 1969.
FAO-Ministerio de Agricultura.
CARTAVIO, La Libertad. April 1969. Cartavio S.A. General study
of the lower Chicama valley.
CHAO-VIRÚ-MOCHE, October 1970-Abril 1972. CORLIB. General
studying of the three valleys.
PUCALÁ, Lambayeque. December 1975. CAP Pucalá Ltda. Study of all
operational water wells.
PALMAR, Guayas-ECUADOR. May 1976. Pesquera Monteverde. Large-scale
survey, no freshwater.
BAYER, Chillón-Lima. September 1976. Bayer Industrial S.A. First
identification of marine water intrusion.
CUSCO, March 1981. LATECSA.
JAHUAY-SACACO, Arequipa. May 1981-March 1982. Hierro Perú.
Regional aquifer geometry.
CHILLÓN-RÍMAC-LURÍN, August 1981. Engineering Science-ESAL.
General underground maps.
IQUITOS, Loreto. August 1982. CORPAC. Survey for airport
groundwater needs.
LIMA-ANCASH (8 valles), April 1985. DEPE-REHATIC. Agricultural
drainage.
PARACAS-LANCHAS, Ica. March-July 1988. Equipo Uno S.A.
PUNCHAUCA, Chillón. November 1995. SEDAPAL.
UZUÑA, Arequipa-Moquegua. January 1996. Phelps Dodge.
CHILOTA-HUACHUNTA, Moquegua. May 1996. Minera Quellaveco S.A.
Proyecto Quellaveco.
HUACHIPA-CARAPONGO, Lima. April 1999. UNI-SEDAPAL.
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