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Pesticides in Streams of the United States--Initial Results from the National Water-Quality Assessment Program

By Steven J. Larson, Robert J. Gilliom, and Paul D. Capel

U.S. GEOLOGICAL SURVEY
Water-Resources Investigations Report 98-4222
Sacramento, California, 1999

Table 5. Detection frequencies of agricultural pesticides at agricultural indicator sites.

[ Detection frequencies greater than 50 percent are printed in green. Detection frequencies greater than 10 and less than or equal to 50 percent are printed in blue. Crop group codes are defined in table 4]

Herbicides
Site code
Crop
group
code

Atraz-
ine

Sima-
zine

Metola-
chlor

Ala-
chlor

Cyan-
azine

EPTC

DCPA

Metri-
buzin

Pendi-
meth-
alin

Naprop-
amide

Triflur-
alin

Terb-
acil

Buty-
late

Trial-
late

Ethal-
flur-
alin

Pebu-
late

lsus-mill
C
 100 100 100 12 12 0 0 2 6 2 0 10 0 0 0 0

cnbr-prairie
C
 100 33 83 42 17 8 0 4 4 0 0 0 0 0 0 0

wmic-duck
C
 100 66 100 37 98 23 0 7 4 0 0 0 0 0 0 0

hdsn-canaj
CA
 100 4 81 0 20 3 0 0 0 0 0 0 0 0 0 0

poto-muddy
CA
 100 88 36 8 9 0 0 2 0 0 0 0 0 0 0 0

wmic-nbmilw
CAv
 100 81 17 26 48 19 0 0 0 0 0 0 0 0 0 0

cnbr-maple
CS
 100 17 42 25 100 0 0 4 17 0 25 0 0 0 0 0

cnbr-shell
CS
 100 21 92 67 100 8 0 8 17 0 8 0 8 0 0 0

whit-kess
CS
 100 67 100 96 83 16 2 37 24 0 4 0 100 0 0 0

whit-sugar
CS
 98 34 98 67 27 1 0 9 2 0 4 0 9 0 0 0

albe-pete
CScot
 57 7 100 92 11 0 2 12 5 2 6 0 0 0 0 0

albe-albe
CSW
 55 2 48 82 0 0 0 0 2 2 0 2 0 0 0 0

lsus-eastm
CW
 98 59 98 52 51 0 21 3 13 6 0 3 0 0 0 2

poto-mono
CW
 99 99 97 26 38 0 0 6 1 0 0 0 0 0 0 0

splt-lone
CW
 100 24 100 58 73 97 36 3 28 5 17 0 17 0 18 0

acfb-lime
CWp
 40 25 13 2 10 0 0 2 0 0 0 0 0 0 2 0

trin-chamb
CWsor
 100 79 100 38 4 0 0 27 8 0 4 0 0 0 0 0

ccpt-crab.rl
WA
 100 35 5 8 8 33 40 8 14 6 3 44 0 0 12 0

usnk-rock
WAb
 31 0 2 3 0 17 0 0 0 2 0 0 0 0 4 0

ccpt-palouse
Wb
 83 67 0 0 0 3 0 14 0 0 0 0 0 56 4 0

redn-turtle
Wb
 20 0 4 4 8 19 0 0 0 0 0 0 0 4 0 0

usnk-teton
Wpot
 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0

gafl-tucsa
WScot
 18 5 59 0 10 2 0 0 0 0 0 0 2 0 2 0

albe-devils
WStob
 28 57 58 3 0 0 2 3 0 36 0 0 0 0 0 0

ccpt-crab.m
W
 13 29 0 4 0 0 0 0 0 0 0 0 0 8 0 0

ccpt-el68
W
 92 16 14 73 10 30 42 23 43 0 21 66 0 0 17 0

redn-snake
W
 33 2 19 0 17 13 0 2 0 0 0 0 0 31 0 0

redn-wildr
W
 47 0 2 2 17 4 0 2 0 0 11 0 0 24 3 0

gafl-little
P
 31 0 83 8 13 0 0 0 0 0 0 0 0 0 4 0

acfb-aycocks
P
 63 30 88 13 0 0 0 0 0 0 0 0 10 0 0 0

sanj-salt
COTv
 57 96 44 10 81 97 22 0 0 13 44 0 0 0 0 10

will-pudding
FGv
 100 85 96 8 0 17 40 17 0 50 0 0 0 0 0 0

will-zollner
FGv
 100 100 100 26 0 41 10 52 0 85 10 15 0 0 0 0

sanj-merced
O
 0 83 20 0 0 21 1 0 1 0 3 0 7 0 0 0

sanj-orest
O
 33 94 72 11 7 39 39 4 0 34 46 0 0 0 28 27

ozrk-dous
XX
 4 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0

ozrk-yocum
XX
 8 4 8 8 0 0 0 0 0 0 0 0 0 0 0 0

 

Table 5. Detection frequencies of agricultural pesticides at agricultural indicator sites–Continued

Site code

Crop
group
code

Herbicides Continued

Insecticides
  

Linuron

Molin-
ate

Propa-
chlor

Prona-
mide

Thio-
ben-
carb

Diaz-
inon

Carb-
aryl

Chlor-
pyrifos

Carbo-
furan

Mala-
thion

Propar-
gite

Fono-
fos

Azin-
phos-
methyl

Etho-
prop

Methyl-
para-
thion

Perme-
thrin

lsus-mill
C
 0 0 0 0 0 7 7 4 0 2 0 0 0 0 0 0

cnbr-prairie
C
 0 0 6 0 0 0 11 6 21 0 0 9 0 0 0 0

wmic-duck
C
 0 0 0 0 0 1 0 1 3 0 0 4 0 0 0 0

hdsn-canaj
CA
 0 0 0 0 0 17 0 0 0 0 0 0 0 0 0 0

poto-muddy
CA
 0 0 0 0 0 8 3 0 0 2 0 0 0 0 0 0

wmic-nbmilw
CAv
 0 0 0 0 0 0 2 0 0 2 0 0 0 0 0 0

cnbr-maple
CS
 0 0 13 0 0 0 0 13 8 0 0 4 0 0 0 0

cnbr-shell
CS
 0 0 17 0 0 0 4 29 8 13 0 8 0 0 0 0

whit-kess
CS
 6 0 2 0 0 0 13 8 21 14 0 0 0 0 0 0

whit-sugar
CS
 4 0 0 0 0 13 4 4 1 1 0 0 0 0 0 0

albe-pete
CScot
 0 0 0 0 0 3 3 3 0 0 3 3 0 2 0 0

albe-albe
CSW
 0 0 0 2 0 0 14 2 13 4 0 2 2 2 0 0

lsus-eastm
CW
 2 0 0 0 0 0 21 10 22 4 0 0 0 0 0 0

poto-mono
CW
 18 0 0 0 0 12 22 2 1 3 0 0 2 0 3 0

splt-lone
CW
 20 0 0 0 0 6 15 17 28 0 15 5 2 2 10 2

acfb-lime
CWp
 0 0 0 0 0 0 2 0 0 0 0 6 0 2 0 0

trin-chamb
CWsor
 0 0 0 0 0 8 0 0 0 0 0 0 4 0 0 0

ccpt-crab.rl
WA
 6 0 0 0 0 2 15 13 0 6 18 0 26 2 0 3

usnk-rock
WAb
 0 0 0 0 0 0 4 0 0 0 0 0 0 0 0 0

ccpt-palouse
Wb
 0 0 0 0 0 4 0 0 0 0 0 0 0 0 0 0

redn-turtle
Wb
 0 0 0 0 0 0 0 0 10 0 0 0 0 0 0 0

usnk-teton
Wpot
 0 0 0 0 0 0 0 0 0 2 0 0 0 0 0 0

gafl-tucsa
WScot
 0 0 0 0 0 3 2 0 0 0 2 0 0 0 0 0

albe-devils
WStob
 0 0 0 0 0 1 0 2 2 0 0 0 0 0 0 0

ccpt-crab.m
W
 0 0 0 0 0 0 4 0 0 0 0 0 4 0 0 0

ccpt-el68
W
 0 0 0 0 0 6 0 17 31 7 42 3 10 0 0 0

redn-snake
W
 0 0 0 0 0 0 0 2 10 0 0 0 0 0 0 0

redn-wildr
W
 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0

gafl-little
P
 0 0 0 0 0 0 1 2 1 4 0 0 0 1 0 0

acfb-aycocks
P
 0 0 0 0 0 0 5 0 0 0 0 0 0 0 0 0

sanj-salt
COTv
 2 25 0 9 18 67 14 35 13 10 8 0 0 0 0 0

will-pudding
FGv
 0 0 0 0 0 0 0 4 38 17 0 0 6 17 0 8

will-zollner
FGv
 0 0 0 6 0 83 41 49 92 19 0 33 6 60 0 0

sanj-merced
O
 0 3 0 0 0 25 6 36 17 0 7 0 8 0 0 0

sanj-orest
O
 0 15 0 11 3 43 5 42 9 0 33 42 37 0 0 0

ozrk-dous
XX
 0 2 0 0 0 0 0 0 2 0 0 0 0 0 0 0

ozrk-yocum
XX
 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0

| Table 1 | Table 2 | Table 3 | Table 4 | Table 5 | Table 6 | Table 7 | Table 8 | Table 9 | Table 10 | Table 11 |

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