CrisisLex — 2012_Costa_Rica_earthquake
A Twitter dataset of 1,412 tweets, collected by Olteanu et al. via Twitter API during the 2012 Costa Rica earthquake crisis. Each record contains tweet text, crisis type, country, event name. The dataset is notable for its tweets from the 2012 Costa Rica earthquake crisis, collected systematically across 26 events for comparative analysis. Intended for research into crisis informatics, disaster response, social media analysis, cross-crisis comparison, emergency communication patterns, situation awareness.
Cite this dataset at
crisislex-2012-costa-rica-earthquake.echo.directory
Analytics
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Computed over the full corpus.
Record
- Catalog key
crisislex-2012_Costa_Rica_earthquake- Authors
- Olteanu, Alexandra; Vieweg, Sarah; Castillo, Carlos
- Year
- 2015
- Source paper
- What to Expect When the Unexpected Happens: Social Media Communications Across Crises
- DOI / arXiv
- 10.1145/2675133.2675242
- License
- Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0) (CC-BY-NC-SA-4.0)
- Records
- 1,412
- Text corpus
- tweet text
- Languages
- en
- Collected
- 2012-2013 (2010s)
- Region
- Global (inferred: the platform is used worldwide)
Provenance
- Originally published at
- https://crisislex.org/ link checked
- Hosted copy
- Mirrored on echo.directory on 2026-10-02, 382.4 KB across 2 files. Checksums in MANIFEST.json.
How to cite
BibTeX
@misc{echo2026,
title = {ECHO: Exploratory Compendium of Humanity Online},
author = {Switzer, Braden and Zafarani, Reza},
year = {2026},
url = {https://echo.directory},
note = {Syracuse University}
}
@inproceedings{olteanu2015expect,
author = {Olteanu, Alexandra and Vieweg, Sarah and Castillo, Carlos},
title = {What to Expect When the Unexpected Happens: Social Media Communications Across Crises},
year = {2015},
doi = {10.1145/2675133.2675241},
booktitle = {Proceedings of the ACM 2015 Conference on Computer Supported Cooperative Work and Social Computing},
series = {CSCW '15},
publisher = {ACM},
address = {Vancouver, BC, Canada}
} APA
Switzer, B., & Zafarani, R. (2026). ECHO: Exploratory Compendium of Humanity Online [Data repository]. Syracuse University. https://echo.directory
Olteanu, A., Vieweg, S., & Castillo, C. (2015). CrisisLex — 2012_Costa_Rica_earthquake [Data set]. https://doi.org/10.1145/2675133.2675242
MLA
Switzer, Braden, and Reza Zafarani. ECHO: Exploratory Compendium of Humanity Online. Syracuse University, 2026, echo.directory.
Olteanu, Alexandra, et al. CrisisLex — 2012_Costa_Rica_earthquake. 2015, doi.org/10.1145/2675133.2675242.