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Table 2 Input parameters to characterize the ADD value (Wongsasuluk et al. 2014)

From: Pollution evaluation, sources and risk assessment of heavy metals in hand-dug wells from Ejisu-Juaben Municipality, Ghana

Exposure parameters

Symbols

Units

Value

Concentration of water

C

mg/L

Table 3

Ingestion rate

IR

L/day

2.2

Exposure frequency

EF

Days/year

365

Exposure duration

ED

Years

70

Body weight

BW

Kg

70

Average time

AT

Years

25,550 days