A validation workflow for Treatment Wetland Performance data

Created on 6/5/2025

Proposes workflow using statistical methods (Z-score, LOF, Isolation Forest) to validate Treatment Wetland (TW) performance data (detect outliers/errors). Applied to 17 French TW datasets. Aims to ensure data quality.
INRAE (REVERSAAL), ICRA-CERCA, University of Girona.
English
Water
0
-
CC BY 4.0.
Open Access
MAP_AND_TABULAR
14/4/2024
6/5/2025
5/2025 - 5/2025

15

Geographical coverage
Keywords

Data validation workflowoutlier detectiontreatment wetlandswater quality data.
Variables included : 10

Name Unit
Water quality params (BOD₅ Conc (mg/L)
COD Flow (m³/d)
TSS Scores (-).
N
P)
Flow rate
Statistical metrics (Z-score
LOF score)
Outliers
Missing values.
Comments

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