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Weapons of Mass Destruction (WMD)

Table 4-39. Changes in maximum ground-level concentrations of air pollutants at the SRS boundary for alternative C - expected, minimum, and maximum waste forecasts.


Averaging
Existing sources
Regulatory standards
Background concentration
Increase in concentration (µg/m3)

Percent of standarde
Pollutant
time
(µg/m3)a,b
(µg/m3)c
(µg/m3)d
Expectedb
Minimum
Maximum
Expected
Minimum
Maximum
Nitrogen oxides1 year 610080.28 0.280.32 141414
Sulfur oxides



3 hours
24 hours
1 year		823
196
14 		1,300
365
80		34
17
3 		2.70
0.39
0.01		2.69
0.39
0.01 		2.74
0.40
0.01		 66
58
21		66
58
21 		66
58
21
Carbon monoxide

1 hour
8 hours 		171
22		40,000
10,000
NAf
NA
24.19
4.02 		24.19
4.02		24.19
4.02 		0.5
0.3		0.5
0.3 		0.5
0.3
Total suspended particulates1 year 137530 1.981.981.98 6060 60
Particulate matter less than
10 microns in diameter
24 hours
1 year		51
3 		150
50		34
22		 3.20
0.08		3.18
0.08		 3.52
0.10		59
50 		59
50		59
50
Lead3 months4.0x10-4 1.50.0112.50x10-5 1.90x10-5 6.60x10-5 0.80.8 0.8
Gaseous fluorides
(as hydrogen fluoride)


12 hours
24 hours
1 week
1 month 		2
1
0.4
0.01		3.7
2.9
1.60
0.80
NA
NA
NA
NA
0.0012
8.60x10-4
3.40x10-4
1.10x10-4 		0.0011
8.60x10-4
3.40x10-4
1.10x10-4 		0.0012
8.80x10-4
3.50x10-4
1.10x10-4 		54
35
25
13 		54
35
25
13		54
35
25
13

a. Micrograms per cubic meter of air.

b. Source: Stewart (1994).

c. Source: SCDHEC (1976).

d. Source: SCDHEC (1992).

e. Percent of standard = 100 x (actual + background + increment) divided by the regulatory standards.

f. NA = not applicable.



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