Table 3.

Organophosphate pesticides

Pesticide, ordered by volume of use	Estimated use in 2016, millions of pounds [12]	EPA document year, if 2015 or later	The FQPA factor	Reference
Chlorpyrifos	4.6–7.9	2017	1X	[58]
Acephate	3.4–4.4	2018	10X	[59]
Tribufos	2.7–2.9	2015	10X	[60]
Dicrotophos	1.04–1.06	2015	10X	[61]
Malathion	0.94–1.35	2016	10X	[62]
Phorate	0.81–0.95	Not identified	–	–
Bensulide	0.7–0.71	2016	10X	[63]
Phosmet	0.66–0.84	2016	10X	[64]
Dimethoate	0.62–1.42	2015	10X	[65]
Terbufos	0.49–2.26	2015	10X	[66]
Ethoprop (ethoprophos)	0.23–0.88	2015	10X	[67]
Naled	0.23–0.29	Not identified	–	–
Diazinon	0.069–0.073	2016	10X	[68]
Chlorethoxyfos	0.014–0.105	2016	10X	[69]