**********************************************
       *** SURFACE WATER DATABASE SUMMARY DATA    ***
       **********************************************
             PESTICIDE SAMPLING AT SITE 04-2
       **********************************************
COUNTY: BUTTE
LOCATION: Sacramento River near Hamilton City
MTRS: M22N01W20
lat/long:    39.7519 / -121.9950

PART I. PESTICIDES DETECTED AT SITE 04-2
******************************************************************
                                                  CONCENTRATION
 CHEMICAL                   SAMPLE DATE          [ug/L = ppb]
----------------------------------------------------------------
atrazine                      02/18/94                 0.026
diazinon                      02/17/94                 0.050
diazinon                      02/18/94                 0.230
diazinon                      02/19/94                 0.030
diazinon                      02/21/94                 0.070
eptc                          07/20/00                 0.120
pendimethalin                 09/25/01                 0.180
simazine                      02/18/94                 0.078


PART II. PESTICIDES SAMPLED FOR BUT NOT DETECTED AT SITE 04-2
LOCATION: Sacramento River near Hamilton City
******************************************************************
 CHEMICAL                        NUMBER SAMPLES
-----------------------------------------------
aldicarb                                    1
ametryne                                    2
aminocarb                                   1
atraton                                     2
atrazine                                    2
azinphos-methyl                            30
barban                                      1
benomyl                                     1
bromacil                                    1
carbaryl                                    1
carbofuran                                  1
chloroxuron                                 1
chlorpropham                                1
chlorpyrifos                               30
coumaphos                                  30
cyanazine                                   2
ddvp (dichlorvos)                          30
demeton                                     9
demeton-s-methyl                           21
diazinon                                   30
dimethoate                                 30
diphenamid                                 30
disulfoton                                 30
diuron                                      1
epn                                        18
eptc                                       17
ethion                                     30
ethoprop                                   30
ethyl parathion                            30
fensulfothion                              30
fenthion                                   30
fenuron                                     1
fluometuron                                 1
linuron                                     1
malathion                                  30
merphos                                    30
methidathion                               30
methiocarb                                  1
methomyl                                    1
methyl parathion                           30
methyl trithion                            30
mevinphos                                  30
mexacarbate                                 1
monuron                                     1
naled                                      30
neburon                                     1
oxamyl                                      1
pendimethalin                              29
phorate                                    30
phosalone                                  30
phosmet                                    30
prometon                                   31
prometryn                                   2
propachlor                                  1
propazine                                   2
propham                                     1
propoxur                                    1
prothiofos                                 18
ronnel                                     30
s,s,s-tributyl phosphorotrithi             30
siduron                                     1
simazine                                   31
simetryn                                    2
sulfotep                                   18
sulprofos                                  30
tebuthiuron                                 1
terbuthylazine                              2
terbutryn                                   2
tetrachlorvinphos                          18
trichloronate                              30
trifluralin                                30