State of Conservation (SOC)

• Historic Centre of Puebla (1993)
  Mexico
  Year: 1993
  Threats*: Housing, Commercial development, Major visitor accommodation and associated infrastructure, Deliberate destruction of heritage,
  Document Source: WHC.93/CONF.002/05
  

• Historic Centre of Rome, the Properties of the Holy See in that City Enjoying Extraterritorial Rights and San Paolo Fuori le Mura (1993)
  Holy See
  Italy
  Year: 1993
  Threats*: Effects arising from use of transportation infrastructure, Air pollution, Terrorism,
  Document Source: WHC.93/CONF.002/14
  

• Historic Centre of Rome, the Properties of the Holy See in that City Enjoying Extraterritorial Rights and San Paolo Fuori le Mura (1992)
  Holy See
  Italy
  Year: 1992
  Threats*: Effects arising from use of transportation infrastructure, Air pollution,
  Document Source: WHC.92/CONF.002/12
  

• Historic Centre of Saint Petersburg and Related Groups of Monuments (1993)
  Russian Federation
  Year: 1993
  Threats*: Housing, Changes in traditional ways of life and knowledge system, Legal framework, Management systems/ management plan, Financial resources, Management activities,
  Other Threats: Steady deterioration of the city's pysical environment; Large-scale rehabilitation project for the Hermitage
  Document Source: WHC.93/CONF.002/14
  

• Historic Centre of Salvador de Bahia (1993)
  Brazil
  Year: 1993
  Threats*: Identity, social cohesion, changes in local population and community, Management systems/ management plan, Management activities,
  Document Source: WHC.93/CONF.002/14
  

• Historic Centre of the Town of Olinda (1993)
  Brazil
  Year: 1993
  Threats*: Effects arising from use of transportation infrastructure, Impacts of tourism/visitor/recreation, Avalanche/ landslide, Management systems/ management plan,
  Document Source: WHC.93/CONF.002/14
  

• Historic Centre of the Town of Olinda (1987)
  Brazil
  Year: 1987
  Threats*: Effects arising from use of transportation infrastructure, Impacts of tourism/visitor/recreation, Avalanche/ landslide,
  Document Source: SC.87/CONF.005/09
  

• Historic City of Sucre (1993)
  Bolivia (Plurinational State of)
  Year: 1993
  Threats*: Management systems/ management plan,
  Document Source: WHC.93/CONF.002/14
  

• Historic District of Old Québec (1992)
  Canada
  Year: 1992
  Threats*: Housing,
  Document Source: WHC.92/CONF.002/05
  

• Historic District of Old Québec (1988)
  Canada
  Year: 1988
  Threats*: Housing,
  Document Source: SC.88/CONF.001/13
  

• Historic District of Old Québec (1987)
  Canada
  Year: 1987
  Threats*: Housing,
  Document Source: SC.87/CONF.005/09
  

• Historic Sanctuary of Machu Picchu (1994)
  Peru
  Year: 1994
  Threats*: Input of excess energy, Impacts of tourism/visitor/recreation, Management systems/ management plan,
  Other Threats: Need for an inventory of the park's natural and cultural resources
  Document Source: WHC.94/CONF.003/06 Add,WHC.94/CONF.003/06
  

• Historic Sanctuary of Machu Picchu (1993)
  Peru
  Year: 1993
  Threats*: Management systems/ management plan,
  Other Threats: Need for an inventory of the park's natural and cultural resources
  Document Source: WHC.93/CONF.002/14
  

• Historic Sanctuary of Machu Picchu (1987)
  Peru
  Year: 1987
  Threats*: Housing, Water infrastructure, Major linear utilities, Land conversion, Management systems/ management plan,
  Other Threats: Fires
  Document Source: SC.87/CONF.005/INF.1
  

• Historic Town of Ouro Preto (1993)
  Brazil
  Year: 1993
  Threats*: Impacts of tourism/visitor/recreation, Management systems/ management plan,
  Document Source: WHC.93/CONF.002/14
  

• Historic Town of Ouro Preto (1990)
  Brazil
  Year: 1990
  Threats*: Housing, Ground transport infrastructure, Effects arising from use of transportation infrastructure, Solid waste, Avalanche/ landslide, Management systems/ management plan,
  Document Source: CC.90/CONF.004/03
  

• Huascarán National Park (1987)
  Peru
  Year: 1987
  Threats*: Major visitor accommodation and associated infrastructure, Ground transport infrastructure, Livestock farming/grazing of domesticated animals, Illegal activities, Legal framework,
  Other Threats: Fires
  Document Source: SC.87/CONF.005/INF.1
  

• Ichkeul National Park (1989)
  Tunisia
  Year: 1989
  Threats*: Water infrastructure, Air pollution, Livestock farming/grazing of domesticated animals, Subsistence hunting, Water,
  Document Source: SC.89/CONF.003/02,SC.89/CONF.004/05
  

• Ichkeul National Park (1987)
  Tunisia
  Year: 1987
  Threats*: Water infrastructure, Air pollution, Livestock farming/grazing of domesticated animals, Subsistence hunting, Water,
  Document Source: SC.87/CONF.005/INF.1
  

• Ichkeul National Park (1986)
  Tunisia
  Year: 1986
  Threats*: Water infrastructure, Air pollution, Livestock farming/grazing of domesticated animals, Subsistence hunting, Water,
  Document Source: CC.86/CONF.003/INF.4,CC.86/CONF.001/11
  

* : The threats indicated are listed in alphabetical order; their order does not constitute a classification according to the importance of their impact on the property.
Furthermore, they are presented irrespective of the type of threat faced by the property, i.e. with specific and proven imminent danger (“ascertained danger”) or with threats which could have deleterious effects on the property’s Outstanding Universal Value (“potential danger”).

** : All mission reports are not always available electronically.