105°W 90°W 75°W60°W 105°W 90°W 60°W 45°N GMH SLR ECC …

CEUS SSC Seismotectonic ZonesModels A and B

FIGURE 2.5.2-252 Rev 8

WILLIAM STATES LEE IIINUCLEAR STATION UNITS 1 & 2

^

GHEX

AHEX

ECC-AM

ECC-GC

GHEX

GMH

IBEB

MidC-A

NAP

OKA

PEZ-N

RR

SLR

Site

200-mile radius

60°W75°W90°W105°W

45°N

30°N

WLS COL 2.5-2

^

AHEX

ECC-AM

ECC-GC

GHEX

GMH

IBEB

MidC-B

NAP

OKA

PEZ-N

RR-RCG

SLR

Site

200-mile radius

60°W75°W90°W105°W

45°N

30°N

Notes: Depiction of PEZ-N with MidC-A and Reelfoot Rift (RR) in left panel modified after Figure 7.1.-1 of CEUS SSC report (NUREG 2115). Depiction of PEZ-N with MidC-B and Reelfoot Rift with Creek Graben (RR-RCG) in right panel modified after Figure 7.1-2 of the CEUS SSC report (NUREG 2115).

AHEX = Atlantic Highly Extended CrustECC-AM = Extended Continental Crust - Atlantic MarginECC-GC = Extended Continental Crust - Gulf CoastGHEX = Gulf Coast Highly Extended CrustGMH = Great Meteor HotspotIBEB = Illinois Basin Extended Basement

MidC-A = Midcontinent-CratonMidC-B = Midcontinent-CratonMidC-C = Midcontinent-Craton (not shown)MidC-D = Midcontinent-Craton (not shown)NAP = Northern AppalachianOKA = Oklahoma Aulacogen

Seismotectonic Source Zones:PEZ-N = Paleozoic Extended Crust Zone - narrowPEZ-W = Paleozoic Extended Crust Zone - wide (not shown)RR = Reelfoot RiftRR-RCG = Reelfoot Rift with Rough Creek GrabenSLR = St. Lawrence Rift, including the Ottawa and Saguenay Grabens

º0 200 400 mi.

0 200 400 kmº0 200 400 mi.

0 200 400 km

Explanation

^ Site

Site Region

Seismotectonic Model B

Explanation

^ Site

Site Region

Seismotectonic Model A