Categories in Ruby, Alaska
Ruby, Alaska Facts
| Area | 7.8 mi² |
| Population | 130 |
| Male Population | 73 (56.2%) |
| Female Population | 57 (43.8%) |
| Population change (1975 to 2015) | +27.5% |
| Population change (2000 to 2015) | -21.7% |
| Median Age | 40 years (Male: 41.9, Female: 36.2) |
| Local Time | |
| Timezone | Alaska Daylight Time |
| Lat & Lng | 64.73944, -155.48694 |
Map of Ruby, Alaska
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Ruby, Alaska Population
Years 1975 to 2015
| Data | 1975 | 1990 | 2000 | 2015 |
|---|---|---|---|---|
| Population | 102 | 104 | 166 | 130 |
| Population Density | 13 / mi² | 13.3 / mi² | 21.2 / mi² | 16.6 / mi² |
Sources: JRC (European Commission's Joint Research Centre) work on the GHS built-up grid
Ruby, Alaska Population change from 2000 to 2015
Decrease of 21.7% from year 2000 to 2015
| Location | Change since 1975 | Change since 1990 | Change since 2000 |
|---|---|---|---|
| Ruby, Alaska | +27.5% | +25% | -21.7% |
| Alaska | +50.7% | +27.9% | +13.5% |
| United States | +46.9% | +27.2% | +13.7% |
Sources: JRC (European Commission's Joint Research Centre) work on the GHS built-up grid
Ruby, Alaska Median Age
Median Age: 40 years
| Location | Median Age | Median Age (Female) | Median Age (Male) |
|---|---|---|---|
| Ruby, Alaska | 40 yrs | 36.2 yrs | 41.9 yrs |
| Alaska | 34 yrs | 34.1 yrs | 33.9 yrs |
| United States | 37.4 yrs | 38.7 yrs | 36.1 yrs |
Sources: CIESIN (Center for International Earth Science Information Network)
Ruby, Alaska Population Density
Population Density: 16.6 / mi²
| Location | Population | Area | Density |
|---|---|---|---|
| Ruby, Alaska | 130 | 7.84 sq mi | 16.6 / mi² |
| Alaska | 600,952 | 665,383.6 sq mi | 0.9 / mi² |
| United States | 321.6 million | 3,796,740.8 sq mi | 84.7 / mi² |
Sources: JRC (European Commission's Joint Research Centre) work on the GHS built-up grid
Ruby, Alaska Historical and Projected Population
Estimated Population from 0 to 2015
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
Ruby, Alaska CO2 Emissions
Carbon Dioxide (CO2) Emissions Per Capita in Tonnes Per Year
| Location | CO2 Emissions | CO2 Emissions Per Capita | CO2 Emissions Intensity |
|---|---|---|---|
| Ruby, Alaska | 2,403 tn | 18.49 tn | 306.4 tons/mi² |
| Alaska | 9,533,511 tn | 15.86 tn | 14.3 tons/mi² |
| United States | 5,664,619,810 tn | 17.62 tn | 1,492 tons/mi² |
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
Ruby, Alaska CO2 Emissions
| 2013 CO2 emissions (tonnes/year) | 2,403 tn |
| 2013 CO2 emissions (tonnes/year) per capita | 18.49 tn |
| 2013 CO2 emissions intensity (tonnes/mi²/year) | 306.4 tons/mi² |
Natural Hazards Risk
Relative risk out of 10
| Hazard | Risk Level |
|---|---|
| Earthquake | Low (2) |
* 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. 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 |
|---|---|---|---|---|---|---|
| 10/6/17 | 10:23 AM | 3 | 67.9 km | 8,700 m | northern Alaska | usgs.gov |
| 10/6/17 | 10:23 AM | 3 | 67.9 km | 8,700 m | 67km NNW of Ruby, Alaska | usgs.gov |
| 10/9/16 | 5:13 PM | 3 | 66.1 km | 19,500 m | 66km NNW of Ruby, Alaska | usgs.gov |
| 12/23/15 | 10:55 AM | 3.5 | 19.4 km | 16,900 m | 19km E of Ruby, Alaska | usgs.gov |
| 12/23/15 | 10:55 AM | 3.3 | 19.2 km | 10,900 m | 19km ENE of Ruby, Alaska | usgs.gov |
| 7/17/10 | 9:34 PM | 3 | 96.6 km | 13,500 m | Central Alaska | usgs.gov |
| 11/9/05 | 6:02 PM | 3.2 | 9.1 km | 10,100 m | Central Alaska | usgs.gov |
| 7/2/02 | 10:27 AM | 3.2 | 83.2 km | 20,000 m | Central Alaska | usgs.gov |
| 8/16/01 | 2:01 PM | 4.3 | 81.7 km | 10,000 m | Central Alaska | usgs.gov |
| 9/14/00 | 8:03 AM | 3.4 | 94.7 km | 10,000 m | Central Alaska | usgs.gov |
Source: U.S. Geological Survey (USGS)
Ruby, Alaska
Ruby is an incorporated town in central western Alaska, situated on the south bank of the Yukon River at the northwestern-most tip of the Nowitna National Wildlife Refuge. It is accessible only by boat or air. A formerly sizeable gold-mining and lumb..
Ruby, Alaska Wikipedia Page
About Our Data
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