Demo water quality dataset

A tiny example dataset used in examples and vignettes. Column names follow the package's Portuguese conventions (e.g., ponto, data, turbidez).

Usage

data(wq_demo)

Format

A data frame (tibble) with 20 rows and 11 columns:

ponto

character, monitoring point id

data

Date, sampling date

ph

numeric, pH

od

numeric, dissolved oxygen (mg/L)

turbidez

numeric, NTU

dbo

numeric, mg/L

coliformes

integer, MPN/100 mL

p_total

numeric, total phosphorus (mg/L)

nt_total

numeric, total nitrogen (mg/L)

temperatura

numeric, degrees Celsius

tds

numeric, total dissolved solids (mg/L)

Source

Simulated for package examples.

Details

The dataset is simulated for illustrative purposes and is suitable for quick examples of iqa(), conama_check(), and plotting helpers.

See also

iqa(), conama_check(), plot_series(), plot_box(), plot_iqa(), plot_heatmap()

Examples

data("wq_demo", package = "tikatuwq")
head(wq_demo)
#>   ponto       data   ph   od turbidez  dbo coliformes p_total nt_total
#> 1    P1 2024-06-07 7.08 5.33     63.8 5.38        331   0.080     1.30
#> 2    P1 2024-06-27 6.79 8.29     35.7 1.46         98   0.348     3.69
#> 3    P1 2024-01-14 8.43 4.23     60.6 1.22       3712   0.313     4.25
#> 4    P1 2024-07-13 8.30 6.21     50.7 4.09        200   0.447     2.54
#> 5    P1 2024-06-18 7.88 7.99     57.1 2.39         66   0.340     2.00
#> 6    P2 2024-02-19 8.09 4.61      1.0 4.11       3930   0.371     1.31
#>   temperatura tds
#> 1        23.0 249
#> 2        21.2 329
#> 3        25.6 480
#> 4        20.2 731
#> 5        28.4 201
#> 6        27.0 724
# quick IQA example:
# iqa(wq_demo, na_rm = TRUE)