ML22245A053

1 to Updated Final Safety Analysis Report, Chapter 2, Site Characteristics, Section 2.1, Figures - Redacted

ML22245A053
Person / Time
Site:	Seabrook
Issue date:	05/05/2022
From:	NextEra Energy Seabrook
To:	Office of Nuclear Reactor Regulation
Poole J, NRR/DORL/LPL1
Shared Package
ML22244A196	List: ML22245A042 ML22245A053 ML22245A059 ML22245A061 ML22245A100 SBK-L-22042, 1 to Updated Final Safety Analysis Report, Chapter 2.5, Figures, Part 1 Redacted
References
SBK-L-22042
Download: ML22245A053 (38)

Text

SEABROOK STATION UPDATED FINAL SAFETY ANALYSIS REPORT CHAPTER 2 SITE CHARACTERISTICS FIGURES 2.1-1 Location of Site within Southeastern New Hampshire 2.1-2 Site Area: 0-10 Miles 2.1-3 Site Area: 0-5 Miles 2.1-4 Site Boundaries 2.1-5 Station Layout 2.1-6 1983 Resident Population (0-10 Miles) 2.1-7 2025 Resident Population (0-10 Miles) 2.1-8 1983 Resident Population (0-50 Miles) 2.1-9 2025 Resident Population (0-50 Miles) 2.1-10 Seasonal Dwelling Units (0-10 Miles) 2.1-11 Weekday Seasonal Dwelling Unit Population (0-10 Miles) 2.1-12 Weekend Seasonal Dwelling Unit Population (0-10 Miles) 2.1-13 Seasonal Overnight Peak Population (Hotels, Motels and Guesthouses)

(0-10 Miles) 2.1-14 Peak Campground Population (0-10 Miles) 2.1-15 Maximum Number of Vehicles Observed in Beach Area Parking Lots (0-10 Miles) 2.1-16 Beach Area Parking Lots - Estimated Peak Transient Population (0-10 Miles) 2.1-17 Time-of-Day Vehicle Distribution in Salisbury, Seabrook and Hampton Beach Area Parking Lots 2.1-18 Total Car Count of Observed Parking Areas - 1979- Seabrook Coastal Areas (28 Miles)

2.1-19 Beach Area On-Street Vehicle Parking Capacity - Daily Transients Only (0-10 Miles) 2.1-20 Beach Area On-Street Parking Population Estimate- Daily Transients Only (0-10 Miles) 2.1-21 Population of Major Employers (0-10 Miles) 2.1-22 Estimated School Population (0-10 Miles) 2.1-23 Population Associated with Medical-Related Facilities (0-10 Miles) 2.1-24 Seasonal Resident Population (0-50 Miles) 2.1-25 Estimated 1970 Total Employment (0-50 Miles) 2.1-26 1980 Peak Summer Weekend Transient Population (0-10 Miles) 2.1-27 1980 Peak Summer Weekday Transient Population (0-10 Miles) 2.1-28 Low Population Zone 2.1-29 Projected 1983 Resident Population- Low Population Zone 2.1-30 Projected 2025 Resident Population- Low Population Zone 2.1-31 1983 Cumulative Resident Population 2.1-32 2025 Cumulative Resident Population 2.2-1 Facilities with Bulk Hazardous Materials 2.2-2 Railroads and Highways within Five Miles of the Seabrook Site Center 2.2-3 Hampton Airport Location and Landing Patterns 2.2-4 Water Transportation Routes 2.2-5 Areas Served by Natural Gas Lines 2.2-6 Hampton Harbor Access Route 2.2-7 Radar Traffic Pattern for Pease AFB 2.2-8 Pease AFB HI-TACAN RWY 16 2.2-9 Pease AFB HI-VOR/DME OR ILS/DME2 RWY 34 2.2-10 Pease AFB HI-ILS/DME 1 RWY 34 2.2-11 Pease AFB HI-ILS/DME 3 RWY 34 2.2-12 Pease AFB HI-TACAN RWY 34 2.2-13 Pease AFB Terminal Control Area 2.2-14 Air Traffic Routes V3 and J-55 2.2-15 Geometries for Flammable Vapor Cloud Problems 2.3-1 Seabrook Site - 50 Mile Radius Regional Climatological Data Stations

2.3-2 Spring Wind Rose for the 30 ft. Level (March 1972 - May 1972) 2.3-3 Summer Wind Rose for the 30 ft. Level (June 1972 - August 1972) 2.3-4 Fall Wind Rose for the 30 ft. Level (November 1971 and September, October 1972) 2.3-5 Winter Wind Rose for the 30 ft. Level (December 1971 - February 1972) 2.3-6 Annual Wind Rose for the 30 ft. Level (November 1971 - October 1972) 2.3-7 Topographic Map within a Five Mile Radius of the Seabrook Site 2.3-8 Terrain Cross Section 2.3-9 Topographic Map Showing the Location of the Meteorological Tower with Respect to the Reactor Area 2.3-10 Meander as a Function of Wind Speed and Stability 2.3-11 Plume and TIBL Interaction 2.4-1 Site Topography and Plot Plan 2.4-2 Topographic Map Depicting Major Hydrologic Features of Region 2.4-3 Time Incremental Distribution of Local PMP 2.4-4 Probable Maximum Precipitation for 200 Square Miles - 24 Hours (in Inches) - The All Season Envelope 2.4-5 Depth- Area- Duration Relationships 2.4-6 Hampton Harbor Drainage Basin 2.4-7 Hampton Harbor Drainage Basin- Detailed Topography 2.4-8 PMP Hydrographs 2.4-9 PMF Discharge Hydrograph 2.4-10 Hampton Harbor Surface Area vs. Elevation 2.4-11 Astronomical Tidal Cycle - Hampton Harbor - November 22, 1972 2.4-12 Hampton Harbor PMF Hydrograph 2.4-13 PMH Path 2.4-14 Offshore Depth Profile- Transverse Line N75 W (True) 2.4-15 Estimated Probability of Extreme High Tide at Portland, Maine and Boston, Mass.

2.4-16 Open Coast Storm Surge Hydrographs - Seabrook Plant 2.4-17 SPF Discharge Hydrograph 2.4-18 Resultant PMH and SPF Stillwater levels 2.4-19 Design Wave Heights, Periods and Waterlevels

2.4-20 Flow Pathways for Wave Overtopping Waters 2.4-21 Wave Protection Revetments and Seawall 2.4-22 Topographic Profiles 2.4-23 SPS- PMH Site Flooding 2.4-24 Typical Sections- Revetments A, B, & C 2.4-25 Wave Pressure Distributions against Seawall and Retaining Wall 2.4-26 Surficial Geology in the Seabrook Area 2.4-27 Geologic Profile of Seabrook Area 2.4-28 Water Table Contours 2.4-29 Groundwater Contours in Plant Site Area Prior to Construction 2.4-30 Site Vicinity Wells 2.4-31 Seabrook Area Wells 2.4-32 Water Level Variations in the Seabrook Area 2.5-1 Regional Physiographic Map 2.5-2 Regional Bedrock Geology 2.5-3 Regional Geologic Profile 2.5-4 Regional Tectonic Elements 2.5-5 Regional Tectonic Provinces 2.5-6 Site Vicinity - Surface Geology 2.5-7 Site Vicinity - Bedrock Geology 2.5-8 Site Vicinity - Fault Investigations and Radiometric Dating 2.5-9 Site Vicinity - Bedrock Geology - Circulating Water System 2.5-10 Site Vicinity- Estimated Bedrock Topography- Circulating Water System 2.5-11 Site Vicinity - Geological Profile - Circulating Water System 2.5-12 Site Vicinity - Circulating Water Tunnels Geology Plan 2.5-13 Site Vicinity - Intake Tunnel Geology 2.5-14 Site Vicinity- Discharge Tunnel Geology 2.5-15 Site Area - Plot Plan and Original Surface Topography 2.5-16 Site Area - Bedrock Geology 2.5-17 Site Area - Boring Locations and Estimated Bedrock Topography 2.5-18 Approximate Groundwater Elevation Contours

2.5-19 Geologic Map of Site Foundation Excavations 2.5-20 Geologic Profiles of Site Foundation Excavations 2.5-21 Jointing Orientations in Site Foundation Excavations 2.5-22 Foliation and Bedding Orientations in Site Foundation Excavations 2.5-23 Sketches Detailing NI-1, NI-2, EI-1, and W-6 2.5-24 Sketches Detailing W-1, Dl-1 and Dl-3 2.5-25 Sketches Detailing CI-2 and CI-2C 2.5-26 Sketches Detailing CI-1, CI-1A and CI-1D 2.5-27 Sketch Detailing SI-1 2.5-28 Sketch Detailing CII-1, CII-2 and TW-1 2.5-29 Sketches Detailing CII-2, PII-lA and CT-1 2.5-30 Sketches Detailing EII-1 and EII-2 2.5-31 Sketch Detailing CII-1, CII-3 and EII-1 2.5-32 Sketch Detailing Pseudo-Offset of Dikes 2.5-33 Strain Ellipsoid for NW-SE Tensional Stress 2.5-34 Cumulative Seismicity Map 2.5-35 Regional Seismicity Map 2.5-36 Epicenter Tectonic Map, 200 Miles 2.5-37 Epicenter Tectonic Map, 50 Miles 2.5-38 Expansion and Settlement in the Eastern United States, 1650-1890 2.5-39 Settlement in Canada 2.5-40 Northeastern U.S. Seismic Network, Bulletin No. 12 2.5-41 Intensity Attenuation Curves for Eastern North America 2.5-42 Intensity-Acceleration Relationship 2.5-43 Safe Shutdown Earthquake Design Response Spectra, Horizontal Motion 2.5-44 Safe Shutdown Earthquake Design Response Spectra, Vertical Motion 2.5-45 In Situ Temperature vs. Depth, Boring F2 2.5-46 Extent of Excavation 2.5-47 Locations of Additional Sections - Building and Utility Foundations 2.5-48 Extent of Excavation 2.5-49 Building Foundation Cross-Sections

2.5-50 Foundation Cross-Section for Electrical Duct Banks, Manholes, and Service Water Piping 2.5-51 Offsite Borrow 2.5-52 Offsite Borrow Compaction Test Results - Typical Winter Period 2.5-53 Offsite Borrow Compaction Test Results - Typical Spring Period 2.5-54 Offsite Borrow Compaction Test Results - Typical Summer Period 2.5-55 Offsite Borrow Compaction Test Results 95% Criteria - Revetment Area 2.5-56 Offsite Borrow Compaction Test Results 90% Criteria - Revetment Area 2.5-57 Tunnel Cuttings Compaction Test Results 2.5-58 Sand-Cement Test Results 2.5-59 Fill Concrete Test Results 2.5-60 Backfill Concrete Test Results 2.5-61 Tunnel Cuttings 2.5-62 Overall View of Foundation Excavations, Looking East from Unit 2 toward Unit 1 2.5-63 Foundation Excavation for Service and Circulating Water Pumphouse Looking North 2.5-64 Summary Plot of Compaction Curves for Tunnel Cuttings (March to September 1979) 2.5-65 Summary Plot of Compaction Curves for Offsite Borrow (June to December 1979) 2.5-66 Lateral Loading Diagrams for Nonrigid Walls 2.5-67 Lateral Loading Diagrams for Rigid Walls 2.5-68 Soil Profile and Finite Element Mesh Revetment A - Deepest Soil Deposit Cross Section Q-Q 2.5-69 Soil Profile and Finite Element Mesh Revetment A - Highest Section Cross Section R-R 2.5-70 Trial Wedges and Method of Settlement Analysis Revetment 2.5-71 Shear Modulus at Low Strain Levels for Offsite Borrow and Tunnel Cuttings

SEABROOK STATION Location of Site within Southeastern New Hampshire UPDATED FINAL SAFETY ANALYSIS REPORT Figure 2.1-1

SEABROOK STATION Site Area: 0-10 Miles UPDATED FINAL SAFETY ANALYSIS REPORT Figure 2.1-2

SEABROOK STATION Site Area: 0-5 Miles UPDATED FINAL SAFETY ANALYSIS REPORT Figure 2.1-3

7,090 N 13,430 5,050 NNW NNE 5,190 4,050 8,820 4,590 7,430 470 NE NW 330 430 6,760 1,140 Miles 800 200 2,250 10 120 940 5 1,550 4,310 530 120 160 1,930 1,540 ENE WNW 4 2,960 900 0 160 80 3 470 280 0 0 80 240 70 2 120 270 30 20 0 930 30 0 1 80 500 540 4,820 180 0 E

W 2,560 740 360 290 750 120 0 540 0 0 0 0 0 0 750 60 0 1,040 280 710 140 10 0 750 60 0 310 310 100 0 3,420 270 7,800 390 570 0 230 440 280 ESE WSW 0 600 12,990 1,040 3,350 510 330 0 580 11,930 0 400 520 SW 1,010 SE 16,710 630 9,160 4,420 7,760 SSW SSE Total Segment XXX S Population 11,100 5,660 10,360 Population Totals Ring Cumulative Ring Miles Total Miles Population Population 0-1 870 0-1 870 1-2 5,820 0-2 6,690 2-3 8,160 0-3 14,850 3-4 7,430 0-4 22,280 4-5 12,470 0-5 34,750 5 - 10 72,550 0 - 10 107,300 G:\Word\Images_P\UFSAR\216.ds4 SEABROOK STATION 1983 Resident Population (0-10 Miles)

UPDATED FINAL SAFETY ANALYSIS REPORT Figure 2.1-6

25,950 N 29,380 22,720 NNW NNE 22,010 21,110 20,410 10,580 12,880 1,380 NE NW 610 1,310 12,030 4,040 Miles 1,470 360 4,120 10 150 1,940 5 2,860 12,080 970 160 240 3,540 2,820 ENE WNW 4 9,700 1,640 0 210 100 3 1,560 360 0 0 100 300 140 2 230 340 40 20 0 1,710 30 0 1 100 920 990 17,930 280 0 E

W 10,750 3,580 840 620 1,850 290 0 990 0 0 0 0 0 0 1,830 160 0 2,410 680 1,620 340 30 0 1,830 150 0 460 750 250 0 4,090 670 12,060 470 1,040 0 280 650 530 ESE WSW 1,380 0 20,060 2,410 4,000 610 400 0 690 14,530 0 480 630 SW 1,210 SE 21,270 1,190 10,950 5,280 9,270 SSW SSE Total Segment XXX S Population 14,120 7,120 13,560 Population Totals Ring Cumulative Ring Miles Total Miles Population Population 0-1 1,870 0-1 1,870 1-2 12,650 0-2 14,520 2-3 14,960 0-3 29,480 3-4 12,540 0-4 42,020 4-5 20,940 0-5 62,960 5 - 10 152,140 0 - 10 215,100 G:\Word\Images_P\UFSAR\217.ds4 SEABROOK STATION 2025 Resident Population (0-10 Miles)

UPDATED FINAL SAFETY ANALYSIS REPORT Figure 2.1-7

88,200 N 111,700 58,400 NNW NNE 6,300 5,600 39,700 6,800 47,200 NE NW 20,500 14,400 0 16,700 16,800 Miles 50 10,600 30,800 0 1,600 124,500 18,900 10,500 40 ENE WNW 3,700 23,500 0 0 34,500 30 14,400 31,300 0

63,300 8,800 2,200 20 0

13,400 9,000 10 0 500 186,400 0 to 10 0 0 0 0 E W 23,200 90,700 50,400 17,300 107,300 0

26,500 0

100,200 67,500 8,200 0 120,300 20,600 13,700 18,900 900 0 38,500 189,000 ESE WSW 164,000 22,400 0 295,800 179,100 1,000 174,500 884,600 0 0 129,900 99,300 SW SE 581,900 815,000 0 9,700 210,500 SSW SSE Total Segment XXX S 41,800 Population 1,896,200 513,600 Population Totals Ring Cumulative Ring Miles Total Miles Population Population 0 - 10 107,300 0 - 10 107,300 10 - 20 261,900 0 - 20 369,200 20 - 30 778,700 0 - 30 1,147,900 30 - 40 1,499,600 0 - 40 2,647,500 40 - 50 1,317,800 0 - 50 3,965,300 G:\Word\Images_P\UFSAR\218.ds4 SEABROOK STATION 1983 Resident Population (0-50 Miles)

UPDATED FINAL SAFETY ANALYSIS REPORT Figure 2.1-8

128,900 N 151,400 96,700 NNW NNE 7,700 7,900 47,800 14,700 86,000 NE NW 24,600 18,500 0 26,200 20,200 Miles 50 14,500 35,600 0 2,900 218,200 23,200 12,700 40 ENE WNW 4,900 35,000 0 0 50,600 30 24,400 41,300 0

87,900 27,500 4,100 20 0

20,700 46,900 10 0 1,000 352,600 0 to 10 0 0 0 0 E

W 43,300 171,000 85,400 35,000 215,100 0

31,700 0

168,400 80,700 10,000 0 198,000 24,600 16.300 22,600 1,000 0 50,200 255,700 ESE WSW 196,000 26,800 0 468,400 214,000 2,400 210,000 1,056,800 0 0 154,900 118,600 SW SE 696,600 974,800 0 12,200 251,400 SSW SSE Total Segment XXX S 50,200 Population 2,266,300 616,200 Population Totals Ring Cumulative Ring Miles Total Miles Population Population 0 - 10 215,100 0 - 10 215,100 10 - 20 400,100 0 - 20 615,200 20 - 30 1,010,400 0 - 30 1,625,600 30 - 40 1,924,100 0 - 40 3,549,700 40 - 50 1,614,800 0 - 50 5,164,500 G:\Word\Images_P\UFSAR\219.ds4 SEABROOK STATION 2025 Resident Population (0-50 Miles)

UPDATED FINAL SAFETY ANALYSIS REPORT Figure 2.1-9

108 N 137 109 NNW NNE 76 76 76 1,052 108 4 NE NW 5 1 76 120 Miles 11 7 28 10 7

246 5 1,077 95 12 8 8 32 544 ENE WNW 4 76 81 0 10 5 3 11 13 0 0 2 7 61 2 52 5 0 0 0 551 0 0 1 1 474 345 105 0 0 E

W 76 11 4 3 10 1 0 345 0 0 0 0 0 0 14 1 0 362 2 0 0 15 2 13 17 0 4

4 3 0 15 5 48 6 220 0 2 7 86 ESE WSW 0 18 96 362 36 8 257 0 15 17 0 7 302 SW 32 SE 75 237 188 560 257 SSW SSE Total Segment XXX S 1,208 Dwellings 216 329 Dwelling Totals Ring Cumulative Ring Miles Total Miles Dwellings Dwellings 0-1 6 0-1 6 1-2 1,334 0-2 1,340 2-3 1,054 0-3 2,394 3-4 942 0-4 3,336 4-5 677 0-5 4,013 5 - 10 1,646 0 - 10 5,659 G:\Word\Images_P\UFSAR\2110.ds4 SEABROOK STATION Seasonal Dwelling Units (0-10) Miles UPDATED FINAL SAFETY ANALYSIS REPORT Figure 2.1-10

583 739 588 N NNW NNE 410 410 410 5,680 583 22 NE NW 27 5 410 648 Miles 59 38 151 10 38 1,328 5 5,816 512 65 43 43 173 2,938 ENE WNW 4 410 437 0 54 27 3 59 70 0 0 11 38 329 2 281 27 0 0 0 2,975 0 0 1 2,560 5 1,863 566 0 0 E

W 410 59 22 16 54 5 0 1,863 0 0 0 0 0 0 76 5 0 1,955 11 0 81 11 0 70 92 0 22 22 16 0 81 27 259 32 1,188 0 11 38 464 0 ESE WSW 97 519 1,955 194 0 43 1,388 81 92 0 38 1,631 SW 173 SE 404 1,280 1,015 3,024 1,388 SSW SSE Total Segment XXX S Population 1,167 6,523 1,777 Population Totals Ring Cumulative Ring Miles Total Miles Population Population 0-1 32 0-1 32 1-2 7,204 0-2 7,236 2-3 5,690 0-3 12,296 3-4 5,088 0-4 18,014 4-5 3,655 0-5 21,669 5 - 10 8,886 0 - 10 30,555

• Population = Number of Dwelling Units x 5.4 Person/Unit G:\Word\Images_P\UFSAR\2111.ds4 SEABROOK STATION Weekday Seasonal Dwelling Unit Population (0-10 Miles)

UPDATED FINAL SAFETY ANALYSIS REPORT Figure 2.1-11

821 N 1,042 829 NNW NNE 578 578 518 7,996 821 30 NE NW 38 8 578 912 Miles 84 53 213 10 53 1,870 5 8,185 723 91 61 61 243 4,134 ENE WNW 4 578 616 0 76 38 3 84 99 0 0 15 53 464 2 395 38 0 0 0 4,188 0 0 1 8 3,602 2,622 799 0 0 E

W 578 84 30 23 76 8 0 2,622 0 0 0 0 0 0 106 8 0 2,751 15 0 0 114 15 99 129 0 30 30 23 0 114 38 365 46 1,672 0 15 53 654 0 ESE WSW 137 729 2,751 274 0 61 1,953 114 129 0 53 2,295 SW 243 SE 571 1,801 1,429 4,256 1,953 SSW SSE Total Segment XXX S Population 1,641 9,181 2,500 Population Totals Ring Cumulative Ring Miles Total Miles Population Population 0-1 46 0-1 46 1-2 10,138 0-2 10,184 2-3 8,012 0-3 18,196 3-4 7,158 0-4 25,354 4-5 5,146 0-5 30,500 5 - 10 12,512 0 - 10 43,012

• Population = Number of Dwelling Units x 7.6 Person/Unit G:\Word\Images_P\UFSAR\2112.ds4 SEABROOK STATION Weekend Seasonal Dwelling Unit Population (0-10 Miles)

UPDATED FINAL SAFETY ANALYSIS REPORT Figure 2.1-12

522 N 204 60 NNW NNE 0

0 100 1,667 248 192 NE NW 0 0 248 412 Miles 60 0 24 10 0 94 5 5,206 0 270 0 0 54 637 ENE WNW 4 0

488 0 0 0 3 0 60 50 0 0 0 0 2 24 0 0 0 0 1,942 0 0 1 0 3,240 1,173 140 0 0 E

W 0 0 0 0 140 0 0 1,173 0 0 0 0 0 0 68 0 0 0 0 0 0 0 0 78 0 0 0

0 0 0 0 0 0 0 0 0 0 46 0 ESE WSW 0 0

68 0 216 0 162 0 10 0 0 0 559 SW 420 SE 294 0 25 120 100 SSW SSE Total Segment XXX S Population 71 841 530 Population Totals Ring Cumulative Ring Miles Total Miles Population Population 0-1 0 0-1 0 1-2 4,809 0-2 4,809 2-3 2,800 0-3 7,609 3-4 929 0-4 8,538 4-5 1,481 0-5 10,019 5 - 10 1,005 0 - 10 11,024 G:\Word\Images_P\UFSAR\2113.ds4 SEABROOK STATION Seasonal Overnight Peak Population (Hotels, Motels and Guesthouses) (0-10 Miles)

UPDATED FINAL SAFETY ANALYSIS REPORT Figure 2.1-13

1,300 N 0 0

NNW NNE 800 0 0 760 1,872 0 NE NW 0 0 672 0 Miles 0

0 0 10 1,200 0 5 0 N.A. 500 0 0 0 760 ENE WNW 4 N.A. 0 0 0 0 3 0 0 0 0 0 0 2 0 0

0 0 0 0 0 0 0 1 0 0 0 0 0 0 E

W 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0

0 0 0 0 300 1,076 0 0 0 0 N.A. 0 ESE WSW 0 0

1,076 0 0

0 0 0 0

0 0 0 0 SW 400 SE 0 0 0 1,940 0

SSW SSE Total Segment XXX S Population N.A. 1,940 700 Population Totals Ring Cumulative Ring Miles Total Miles Population Population 0-1 0 0-1 0 1-2 300 0-2 300 2-3 500 0-3 800 3-4 760 0-4 1,560 4-5 1,600 0-5 3,160 5 - 10 4.488 0 - 10 7,648 G:\Word\Images_P\UFSAR\2114.ds4 SEABROOK STATION Peak Campground Population (0-10 Miles)

UPDATED FINAL SAFETY ANALYSIS REPORT Figure 2.1-14

1,383 NE 646 Miles 190 10 2,642 547 5 ENE 4

0 0 3 0 0 2 13 664 0 1 1,965 1,914 0

0 1,914 0 0 0 0 E 0

0 289 0 0 0 0 0 0 188 0 0 0 ESE 289 461 0 0

1,157 SE 188 1,928 SSE Total Segment XXX 3,546 Vehicles Vehicle Totals Ring Cumulative Ring Miles Total Miles Vehicles Vehicles 0-1 0 0-1 0 1-2 4,168 0-2 4,168 2-3 852 0-3 5,020 3-4 1,021 0-4 6,041 4-5 1,347 0-5 7,388 5 - 10 2,574 0 - 10 9,962

• Data Represents Vehicle Counts for July 22, 1979 (Less Leased Parking Spaces).

G:\Word\Images_P\UFSAR\2115.ds4 SEABROOK STATION Maximum Number of Vehicles Observed in Beach Area Parking Lots (0-10 Miles)

UPDATED FINAL SAFETY ANALYSIS REPORT Figure 2.1-15

5,545 NE 2.582 Miles 998 10 9,351 1,965 5 ENE 4

0 0 3 0 0 2 112 2,250 0 1 6,989 8,163 0

0 8,163 0 0 0 0 E 0

0 1,014 0 0 0 0 0 0 646 0 0 0 ESE 1,014 3,235 0 0

5,069 SE 646 9,651 SSE Total Segment XXX 17,955 Population Population Totals Ring Cumulative Ring Miles Total Miles Population Population 0-1 0 0-1 0 1-2 16,166 0-2 16,166 2-3 2,896 0-3 19,062 3-4 5,312 0-4 24,374 4-5 6,067 0-5 30,441 5 - 10 12,233 0 - 10 42,674

• Population = Capacity of Lots (Less Leased Space) x 3.2 Person/Vehicle G:\Word\Images_P\UFSAR\2116.ds4 SEABROOK STATION Beach Area Parking Lots - Estimated Peak Transient Population (0-10 Miles)

UPDATED FINAL SAFETY ANALYSIS REPORT Figure 2.1-16

SEABROOK STATION 4400 4400 Sailsbury / Seabrook Hampton Beach Areas Beach Area 4000 4000 UPDATED FINAL SAFETY 3600 3600 ANALYSIS REPORT 3200 3200 2800 7/8 2800 7/4 2400 2400 Vehicles Vehicles 2000 2000 9/2 7/18 1600 9/12 1600 1200 1200 7/4 8/9 8/9 6/23 800 800 Time-of-Day Vehicle Distribution in Salisbury, Seabrook, 6/23 400 400 0 0 6-7 8-9 10 - 11 1-2 3-4 5-6 7-8 10 12 2 Figure 6-7 8-9 10 - 11 1-2 3-4 5-6 7-8 10 12 2 a.m. p.m. a.m.

a.m. p.m. a.m.

Time of Day Time of Day G:\Word\Images_P\UFSAR\2117.ds4 2.1-17 and Hampton Beach Area Parking Lots

15000 15000

• Parking Lots SEABROOK STATION

• Street Parking UPDATED FINAL SAFETY 12500 12500 ANALYSIS REPORT 10000 10000 7500 7500 Car Count Car Count 5000 5000 Total Car Count of Observed Parking Areas - 1979 -

2500 2500 Figure 0 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 June July August September G:\Word\Images_P\UFSAR\2118.ds4 Seabrook Coastal Areas (28 Miles) 2.1-18

1,348 NE 548 Miles 432 10 436 368 5 ENE 4

0 0 3 0 0 2 24 157 0 1 255 257 0

0 257 0 0 0 0 E 0

0 649 0 0 0 0 0 0 496 0 0 0 ESE 649 265 0 0

299 SE 496 197 SSE Total Segment XXX 761 Vehicles Vehicle Totals Ring Cumulative Ring Miles Total Miles Vehicles Vehicles 0-1 0 0-1 0 1-2 1,161 0-2 1,161 2-3 653 0-3 1,814 3-4 657 0-4 2,471 4-5 731 0-5 3,202 5 - 10 745 0 - 10 3,947 G:\Word\Images_P\UFSAR\2119.ds4 SEABROOK STATION Beach Area On-Street Vehicle Parking Capacity - Daily Transients Only (0-10 Miles)

UPDATED FINAL SAFETY ANALYSIS REPORT Figure 2.1-19

4,314 NE 1,754 Miles 1,382 10 1,395 1,178 5 ENE 4

0 0 3 0 0 2 77 502 0 1 816 822 0

0 822 0 0 0 0 E 0

0 2,077 0 0 0 0 0 0 1,587 0 0 0 ESE 2,077 848 0 0

957 SE 1,587 630 SSE Total Segment XXX 2,435 Population Population Totals Ring Cumulative Ring Miles Total Miles Population Population 0-1 0 0-1 0 1-2 3,715 0-2 3,715 2-3 2,089 0-3 5,804 3-4 2,103 0-4 7,907 4-5 2,339 0-5 10,246 5 - 10 2,384 0 - 10 12,630

• Population = On-Street Vehicle Parking Capacity x 3.2 Persons/Vehicle G:\Word\Images_P\UFSAR\2120.ds4 SEABROOK STATION Beach Area On-Street Parking Population Estimate - Daily Transients Only (0-10 Miles)

UPDATED FINAL SAFETY ANALYSIS REPORT Figure 2.1-20

SEABROOK STATION Population of Major Employers (0-10)

UPDATED FINAL SAFETY ANALYSIS REPORT Figure 2.1-21

SEABROOK STATION Estimated School Population (0-10 Miles)

UPDATED FINAL SAFETY ANALYSIS REPORT Figure 2.1-22

SEABROOK STATION Population Associated with Medical-Related Facilities (0-10 Miles)

UPDATED FINAL SAFETY ANALYSIS REPORT Figure 2.1-23

SEABROOK STATION Seasonal Resident Population (0-50 Miles)

UPDATED FINAL SAFETY ANALYSIS REPORT Figure 2.1-24

SEABROOK STATION Estimated 1970 Total Employment (0-50 Miles)

UPDATED FINAL SAFETY ANALYSIS REPORT Figure 2.1-25

SEABROOK STATION 1980 Peak Summer Weekend Transient Population (0-10 Miles)

UPDATED FINAL SAFETY ANALYSIS REPORT Figure 2.1-26

SEABROOK STATION 1980 Peak Summer Weekday Transient Population (0-10 Miles)

UPDATED FINAL SAFETY ANALYSIS REPORT Figure 2.1-27

SEABROOK STATION Low Population Zone UPDATED FINAL SAFETY ANALYSIS REPORT Figure 2.1-28

SEABROOK STATION Projected 1983 Resident Population - Low Population Zone UPDATED FINAL SAFETY ANALYSIS REPORT Figure 2.1-29

SEABROOK STATION Projected 2025 Resident Population - Low Population Zone UPDATED FINAL SAFETY ANALYSIS REPORT Figure 2.1-30

SEABROOK STATION 1983 Cumulative Resident Population UPDATED FINAL SAFETY ANALYSIS REPORT Figure 2.1-31

SEABROOK STATION 2025 Cumulative Resident Population UPDATED FINAL SAFETY ANALYSIS REPORT Figure 2.1-32