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tikatuwq  

Water Quality Assessment and Environmental Compliance in Brazil
View on CRAN: Click here


Download and install tikatuwq package within the R console
Install from CRAN:
install.packages("tikatuwq")

Install from Github:
library("remotes")
install_github("cran/tikatuwq")

Install by package version:
library("remotes")
install_version("tikatuwq", "0.8.2")



Attach the package and use:
library("tikatuwq")
Maintained by
Vinicius Saraiva Santos
[Scholar Profile | Author Map]
All associated links for this package
First Published: 2025-10-07
Latest Update: 2025-10-07
Description:
Tools to import, clean, validate, and analyze freshwater quality data in Brazil. Implements water quality indices including the Water Quality Index (WQI/IQA), the Trophic State Index (TSI/IET) after Carlson (1977) <doi:10.4319/lo.1977.22.2.0361> and Lamparelli (2004) <https://www.teses.usp.br/teses/disponiveis/41/41134/tde-20032006-075813/publico/TeseLamparelli2004.pdf>, and the National Sanitation Foundation Water Quality Index (NSF WQI) <doi:10.1007/s11157-023-09650-7>. The package also checks compliance with Brazilian standard CONAMA Resolution 357/2005 <https://conama.mma.gov.br/?id=450&option=com_sisconama&task=arquivo.download> and generates reproducible reports for routine monitoring workflows.
How to cite:
Vinicius Saraiva Santos (2025). tikatuwq: Water Quality Assessment and Environmental Compliance in Brazil. R package version 0.8.2, https://cran.r-project.org/web/packages/tikatuwq. Accessed 12 Sep. 2026.
Previous versions and publish date:
(2026-09-01 01:10), 0.4.6 (2025-09-22 14:00), 0.5.1 (2025-10-01 16:30), 0.6.2 (2025-10-08 01:30), 0.7.2 (2025-10-22 15:40), 0.7.3 (2025-10-31 18:50), 0.8.0 (2025-11-17 22:50), 0.8.2 (2026-01-16 14:00), 0.9.0 (2026-06-09 23:00)
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Functions, R codes and Examples using the tikatuwq R package
Full tikatuwq package functions and examples
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