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A . Placerita Canyon Site Order No. 89-1 6
Monitoring & Reporting Program No. CI-6857

ANALYTICAL MINIMUM FREQUENCY
CONSTITUENT UNITS
METHOD OF ANALYSIS
'
Benzene EPA 8260B Semi-Annual
1,l -Dichloroethane EPA 8260B ~.lgk Semi-Annual
1,2-Dichloroetl~ane EPA 8260B pg/L Semi-Annual
1,l -Dichloroethene EPA 8260B P~/L Semi-Annual
Tetrachloroethene EPA 8260B ~gk Semi-Annual
l,l, 1 -Trichloroethane EPA 8260B Y~L Semi-Annual
Toluene EPA 8260B mg1L Semi-Annual
Trichloroethene EPA 8260B mg/L Semi-Annual
trans-l,2-Dichloroethene EPA 8260B mg/L Semi-Annual
cis- l,2-Dichloroethene EPA 8260B mg/L Semi-Annual
Xylenes EPA 8260B mgk Semi-Annual
Total Flow In situ gallday semi-~nnual'

(in gallons) since the last monitoring event by the number of days since the last monitoring event.

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111. INFLUENT MONITORING PROGRAM '
The Discharger shall conduct influent monitoring at the site. A representative sample shall be
collected from' the established Main (Area 11) Treatment System influent sampling station. The
Main (Area 11) Treatment System influent shall be monitored for the duration' of its operation in
accordance with the following influent monitoring program:
1
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ANALYTICAL MINIMUM FREQUENCY
\ CONSTITUENT UNITS
METHOD OF ANALYSIS .
Benzene EPA 8260B P~/L Seini-Annual
1,l -Dichloroethane EPA 8260B I P~IL Semi-Annual
1 ,2-Dichloroethane EPA 8260B I Semi-Annual
1,l-Dichloroethene EPA 8260B ~gk Semi-Annual
I
Tetrachloroethene EPA 8260B clgk Semi-Annual
, . ; 1,l, 1 -Trichloroethane EPA 8260B P~L Semi-Annual
'
~oluene EPA 8260B ' in& Semi-Annual
Trichloroethene EPA 8260B I mg/L Semi-Annual '
trans-l,2-Dichloroethene EPA 8260B mg/L Semi-Annual
cis- 1 ,ZDichloroethene EPA 8260B rngk Semi-Annual
Xylenes EPA 8260B mgk Serni-Annual
, Total Flow In situ ' gallday semi-Annual'
. ~