30 CFR Table 70-1 to Subpart C of Part 70
Excessive Concentration Values (ECV) Based on Single, Full-Shift CMDPSU/CPDM Concentration Measurements
July 29, 2020
CFR
Open Table
Applicable standard
(mg/m3)
ECV (mg/m3)
CMDPSU CPDM
2.0 2.33 2.26
1.9 2.22 2.15
1.8 2.12 2.04
1.7 2.01 1.92
1.6 1.90 1.81
1.5 1.79 1.70
1.4 1.69 1.58
1.3 1.59 1.47
1.2 1.47 1.36
1.1 1.37 1.25
1.0 1.26 1.13
0.9 1.16 1.02
0.8 1.05 0.91
0.7 0.95 0.79
0.6 0.85 0.68
0.5 0.74 0.57
0.4 0.65 0.46
0.3 0.54 0.34
0.2 0.44 0.23

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