MN Water Science Center: Pesticides in rain near Blue Earth, Minnesota, May through September 1994.

USGS Water Science Center, Minnesota

Table 15.--Pesticides in rain near Blue Earth, Minnesota, May through September 1994.

[Total number of samples is 9; mg/L, micrograms per liter; --, not detected]
Common name	Brand name	Percent detections	Maximum concentration ( mg/L)	Median concentration ( mg/L)	Date of maximum concentration
Herbicides
Alachlor	Lasso	100	0.57	0.12	May 3
Atrazine	Aatrex	100	1.63	.11	June 22
Metolachlor	Dual	78	.42	.04	May 3
Cyanazine	Bladex	56	.25	.10	May 25
EPTC	Eradicane	44	.06	.03	May 3
Pendimethalin	Prowl	44	.06	.02	June 15
Metribuzin	Sencor	44	.04	.02	June 15
Acetochlor	Harness+	33	.02	.02	Sep 21
Propachlor	Ramrod	33	.22	.05	May 3
Trifluralin	Treflan	33	.02	.01	June 15
Propazine	Milogard	22	.02	.02	June 22
Simazine	Princep	11	.12	--	June 8
Terbacil	Sinbar	11	.02	--	Sep 14
Propanil	Erban	11	.28	--	May 3
Benfluralin	Benefin	0	<.01	--	--
Butylate	Sutan+	0	<.01	--	--
Ethalfluralin	Sonalan	0	<.01	--	--
Pebulate	Tillam	0	<.01	--	--
Prometon	Pramitol	0	<.01	--	--
Tebuthiuron	Spike	0	<.01	--	--
Triallate	Far-Go	0	<.01	--	--

Insecticides
Methyl parathion	Penncap-M	56	.05	.04	July 13
Azinphos-methyl	Guthion	22	.03	.03	July 13
Lindane	Lindane	22	.04	.03	May 3
Chlorpyrifos	Lorsban	11	.02	--	May 3
Fonofos	Dyfonate	11	.02	--	June 22
Malathion	Cythion	0	<.02	--	June 15
Diazinon	Diazinon	0	<.01	--	--
Ethoprop	Mocap	0	<.02	--	--
Permethrin	Ambush	0	<.01	--	--
Phorate	Thimet	0	<.01	--	--
Terbufos	Counter	0	<.01	--	--

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U.S. Department of the Interior \| U.S. Geological Survey URL: http://mn.water.usgs.gov/pubs/atmospheric/table15.html Page Contact Information: Webmaster Page Last Modified: Tuesday, 13-Mar-2007 17:09:50 EDT