Treguaco Facts
| Area | 310.4 km² |
| Population | 4,844 |
| Male Population | 2,468 (51.0%) |
| Female Population | 2,376 (49.0%) |
| Population change (1975 to 2020) | -13.1% |
| Population change (2000 to 2020) | -12.2% |
| Median Age | 35.9 years (Male: 36.8, Female: 34.9) |
| GDP per capita (PPP) | $14,219 (2022) |
| Local Time | |
| Timezone | Chile Standard Time |
| Lat & Lng | -36.43240, -72.66970 |
| Postal Codes | 3980000 |
Map of Treguaco
Interactive Map
Treguaco Population
Years 1975 to 2030
| Data | 1975 | 1990 | 2000 | 2015 | 2020 | 2025* | 2030* |
|---|---|---|---|---|---|---|---|
| Population | 5,574 | 5,759 | 5,516 | 4,535 | 4,844 | 4,774 | 4,624 |
| Population Density | 18 / km² | 18.6 / km² | 17.8 / km² | 14.6 / km² | 15.6 / km² | 15.4 / km² | 14.9 / km² |
* Projected
Sources: JRC (European Commission's Joint Research Centre) work on the GHS built-up gridTreguaco Population change from 2000 to 2020
Decrease of 12.2% from year 2000 to 2020
| Location | Change since 1975 | Change since 1990 | Change since 2000 |
|---|---|---|---|
| Treguaco | -13.1% | -15.9% | -12.2% |
| Bío Bío Region | — | — | — |
| Chile | — | — | — |
Sources: JRC (European Commission's Joint Research Centre) work on the GHS built-up grid
Treguaco Median Age
Median Age: 35.9 years
| Location | Median Age | Median Age (Female) | Median Age (Male) |
|---|---|---|---|
| Treguaco | 35.9 yrs | 34.9 yrs | 36.8 yrs |
| Bío Bío Region | 32.4 yrs | 33 yrs | 31.7 yrs |
| Chile | 31.3 yrs | 32 yrs | 30.6 yrs |
Sources: CIESIN (Center for International Earth Science Information Network)
Treguaco Population Density
Population Density: 15.6 / km²
| Location | Population | Area | Density |
|---|---|---|---|
| Treguaco | 4,844 | 310.4 km² | 15.6 / km² |
| Bío Bío Region | 17 | 6.2 km² | 2.7 / km² |
| Chile | 17.8 million | 751,744.8 km² | 23.7 / km² |
Sources: JRC (European Commission's Joint Research Centre) work on the GHS built-up grid
Treguaco Historical and Projected Population
Estimated Population from 0 to 2100
Sources:
- JRC (European Commission's Joint Research Centre) work on the GHS built-up grid
- CIESIN (Center for International Earth Science Information Network)
- [Link] Klein Goldewijk, K., Beusen, A., Doelman, J., and Stehfest, E.: Anthropogenic land use estimates for the Holocene – HYDE 3.2, Earth Syst. Sci. Data, 9, 927–953, https://doi.org/10.5194/essd-9-927-2017, 2017.
Human Development Index (HDI)
Statistic composite index of life expectancy, education, and per capita income.
Source: [Link] Kummu, M., Taka, M. &Guillaume, J. Gridded global datasets for Gross Domestic Product and Human Development Index over 1990–2015. Sci Data 5, 180004 (2018) doi:10.1038/sdata.2018.4
Treguaco Gross Domestic Product (GDP)
GDP per capita, PPP (constant 2017 international $)
| Data | 1990 | 1995 | 2000 | 2005 | 2010 | 2015 | 2020 | 2022 |
|---|---|---|---|---|---|---|---|---|
| GDP per capita | $4,740 | $5,609 | $6,042 | $7,036 | $9,530 | $14,218 | $11,153 | $14,219 |
| Total GDP | $9.8M | $11.5M | $11.7M | $12.7M | $16.2M | $23.6M | $19.3M | $24.4M |
Source: [Link] Kummu, M., Kosonen, M. & Masoumzadeh Sayyar, S. Downscaled gridded global dataset for gross domestic product (GDP) per capita PPP over 1990–2022. Sci Data 12, 178 (2025) doi:10.1038/s41597-025-04487-x
Treguaco CO2 Emissions
Carbon Dioxide (CO2) Emissions Per Capita in Tonnes Per Year
| Location | CO2 Emissions | CO2 Emissions Per Capita | CO2 Emissions Intensity |
|---|---|---|---|
| Treguaco | 20,773 tn | 4.29 tn | 66.9 tons/km² |
| Bío Bío Region | 74 tn | 4.33 tn | 11.8 tons/km² |
| Chile | 87,296,657 tn | 4.91 tn | 116.1 tons/km² |
Sources: [Link] Moran, D., Kanemoto K; Jiborn, M., Wood, R., Többen, J., and Seto, K.C. (2018) Carbon footprints of 13,000 cities. Environmental Research Letters DOI: 10.1088/1748-9326/aac72a
Treguaco CO2 Emissions
| 2013 CO2 emissions (tonnes/year) | 20,773 tn |
| 2013 CO2 emissions (tonnes/year) per capita | 4.29 tn |
| 2013 CO2 emissions intensity (tonnes/km²/year) | 66.9 tons/km² |
Natural Hazards Risk
Relative risk out of 10
| Hazard | Risk Level |
|---|---|
| Drought | High (9) |
| Earthquake | Medium (7) |
* Risk, particularly concerning flood or landslide, may not be for the entire area.
Sources:
- Dilley, M., R.S. Chen, U. Deichmann, A.L. Lerner-Lam, M. Arnold, J. Agwe, P. Buys, O. Kjekstad, B. Lyon, and G. Yetman. 2005. Natural Disaster Hotspots: A Global Risk Analysis. Washington, D.C.: World Bank. https://doi.org/10.1596/0-8213-5930-4.
- Center for Hazards and Risk Research - CHRR - Columbia University, Center for International Earth Science Information Network - CIESIN - Columbia University, and International Research Institute for Climate and Society - IRI - Columbia University. 2005. Global Drought Hazard Frequency and Distribution. Palisades, NY: NASA Socioeconomic Data and Applications Center (SEDAC). https://doi.org/10.7927/H4VX0DFT.
- Center for Hazards and Risk Research - CHRR - Columbia University, Center for International Earth Science Information Network - CIESIN - Columbia University. 2005. Global Earthquake Hazard Distribution - Peak Ground Acceleration. Palisades, NY: NASA Socioeconomic Data and Applications Center (SEDAC). https://doi.org/10.7927/H4BZ63ZS.
Recent Nearby Earthquakes
Magnitude 3.0 and greater
| Date▼ | Time↕ | Magnitude↕ | Distance↕ | Depth↕ | Location↕ | Link |
|---|---|---|---|---|---|---|
| 3/21/19 | 8:34 PM | 4.3 | 35.2 km | 49,840 m | 46km WSW of Cauquenes, Chile | usgs.gov |
| 10/20/16 | 4:38 AM | 4.4 | 9.8 km | 53,900 m | 38km ENE of Tome, Chile | usgs.gov |
| 7/2/16 | 12:01 PM | 4.2 | 33.4 km | 27,630 m | 38km N of Tome, Chile | usgs.gov |
| 1/10/16 | 4:36 AM | 4.7 | 5.9 km | 40,790 m | 37km NE of Tome, Chile | usgs.gov |
| 2/8/15 | 4:05 AM | 4 | 11.7 km | 47,000 m | 38km NE of Tome, Chile | usgs.gov |
| 4/24/13 | 8:58 AM | 4.2 | 23.9 km | 84,300 m | 21km NNW of Bulnes, Chile | usgs.gov |
| 4/21/12 | 5:14 AM | 4 | 9.4 km | 63,000 m | Bio-Bio, Chile | usgs.gov |
| 12/18/11 | 3:26 PM | 4.1 | 30 km | 63,200 m | Bio-Bio, Chile | usgs.gov |
| 7/10/11 | 9:17 PM | 4.6 | 26.1 km | 52,200 m | Bio-Bio, Chile | usgs.gov |
| 2/11/11 | 8:05 PM | 6.9 | 26.1 km | 26,000 m | offshore Bio-Bio, Chile | usgs.gov |
Source: U.S. Geological Survey (USGS)
Treguaco
Treguaco (Spanish pronunciation: [tɾeˈɣwako]), also spelled as Trehuaco ([tɾeˈwako]), is a Chilean city and commune in Ñuble Province, Biobío Region. The commune spans an area of 313.1 km2 (121 sq mi).
Treguaco Wikipedia Page
About Our Data
The data on this page is estimated using a number of publicly available tools and resources. It is provided without warranty, and could contain inaccuracies. Use at your own risk.