Table 5. Probability of Exceedance of TCE Concentration in Monte Carlo Simulations of
TCE Fate and Transport Analysis a
- |
Time (year) |
0.1% of TCE source concentrationb |
1% of TCE source concentration |
5% of TCE source concentration |
10% of TCE source concentration |
OSP Property Boundary |
2 |
100% |
0.26% |
0 |
0 |
5 |
100% |
100% |
100% |
51.8% |
|
10 |
100% |
100% |
100% |
100% |
|
24th Street |
5 |
100% |
81.9% |
0 |
0 |
10 |
100% |
100% |
100% |
1.6% |
|
20 |
100% |
100% |
100% |
89.1% |
|
One mile down-gradient |
15 |
99.4% |
0 |
0 |
0 |
20 |
100% |
99.9% |
0 |
0 |
|
30 |
100% |
100% |
100% |
0 |
|
The Willamette River |
40 |
100% |
97% |
0 |
0 |
50 |
100% |
100% |
9.5% |
0 |
|
60 |
100% |
100% |
97.4% |
0 |
a All simulations are performed using a two-dimensional model.
b The TCE source concentration (600 µg/L).