Estación depuradora de aguas residuales "El Chaparral", Guadarrama, Madrid, Spain (1986)

Estación depuradora de aguas residuales "El Chaparral", Guadarrama, Madrid, Spain (1986)

Part of


  • Abalos & Herreros (archive creator)
  • Abalos & Herreros (architectural firm)
  • Iñaki Abalos (architect)
  • Juan Herreros (architect)


Estación depuradora de aguas residuales "El Chaparral", Guadarrama, Madrid, Spain (1986)

Dates of creation


Level of archival description


Extent and Medium

  • 237 photographic materials
  • 12 reprographic copies
  • 5 drawings

Scope and Content

The subseries documents the design to the construction of a residual water treatment plant, “El Chaparral”, which is a key element in the passage between the sewage and the river. The plant is located in Guadarrama, Spain. It was executed for the water management company Canal de Isabel II, responsible for the water cycle for the region of Madrid. The firm identified this project as number 40.

The Majadahonda and Guadarrama plants were built at the same time.

Documenting the design development and working drawings, and photographic materials.

Reference Number



Guadarrama Spain

Language of material


Related units of description

  • Note that there are additional photographic and graphic materials, design development and presentation drawings related to this project arranged in series AP164.S2 and AP164.S3. See files ARCH268334, ARCH268525, ARCH268719, ARCH268725, ARCH268879, ARCH270966, ARCH270975, ARCH270976, ARCH271036, ARCH271459, ARCH271461, and ARCH271624.

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