IMPACT OF TEST METHOD ON
PARTICULATE EMISSIONS
MEASUREMENTS
Test Method
Temperature “Cut” Point
Species Included in
Particulate Measurement
EPA 17
Flue Gas Temp.
EPA 5, 320F
Probe
(current
utility NSPS)
320 F
Rocks plus a
small
Percentage of
Sox
EPA5, 180 or
248 F
Probe
temperatures
180 or 248 F
Rocks + larger
percentage of
condensible
species
EPA 201 or
202
(i.e. PM2.5
type tests)
Ambient
Rocks plus all condensibles