Total 

population White

African 

American

Native 

American

Other and 

multiracial

Hispanic or 

Latinoc

0 to 1 1,222,698 1,067,560 94,023 5,104 56,011 40,112

1 to 5 402,669 245,105 114,115 2,566 40,883 42,686

5 to 10 34,185 15,134 12,250 258 6,543 8,412

10 to 20 3,542 197 3,151 19 175 182

20 to 30 1,370 286 965 4 115 126

30 to 40 388 138 191 0 59 32

40 to 50 123 82 17 7 17 40

50 to 100 0 0 0 0 0 0

Total number 1,664,975 1,328,502 224,712 7,958 103,803 91,590

0.9194 0.7347 1.7428 1.1283 1.4855 1.7924

Notes:

c

The Hispanic or Latino population is double-counted in this analysis, since different individuals within the 

category may classify themselves as White, African American, Native American, or other.

Table A-1. Distribution of Inhalation Cancer Risk for Racial and Ethnic Groups

aModeled risks are for a 70-year lifetime, based on the predicted outdoor concentration and not adjusted for 

exposure factors.

Range of lifetime individual 

cancer risk (chance in one 

million)a

Average risk (chances in 

one million)

bDistributions by race are based on demographic information at the census block level. Risks from wool 

fiberglass emissions were modeled at the census block level. 

Modeled risk from the wool fiberglass 

source category (highest facility only)

Numbers of people in different ranges for lifetime cancer riskb

A-2
Total Minority

African 

American

Other and

Multiracial

Hispanic

or Latino

Native 

American

Ages 0 

to 18

Ages 19 

to 64

Ages 65 

and up

Below the

 Poverty Level

Over 25 Without 

a HS Diploma

Working 

age with 

Disability

Linguistically 

Isolated

Nationwide 285,339,128 25% 12% 12% 14% 0.9% 27% 60% 12% 13% 13% 12% 5.4%

Maximum 

Risk 

(in 1 million)

Highest Facility in 

Wool Fiberglass 

Source Category 40 442,277 41% 30% 11% 12% 0.6% 26% 62% 12% 18% 15% 15% 3.9%

Notes:

Population figures are for the population residing within 50 km from the center of the facility with the highest modeled risk whose cancer risks are estimated to be greater than or equal to 1 in a million.

Table 2. Summary of Demographic Assessment of Risk Results for the Wool Fiberglass Source Category (Highest Facility Only)

Demographic Group

Source Category emissions are based on Information Collection Request (ICR) data from March of 2010.

Minority population is the total population minus the white population.

Emissions Basis

Population With Risk Greater Than or Equal to 1 in 1 million
Total 

population White Minorityc

African 

American

Native 

American

Other and 

multiracial

Hispanic or 

Latinod

Ages 0 thru 

18 Ages 19 thru 64

Ages 65 and 

up

Total number 25 

and older

Number 25 

and older 

without a high 

school 

diploma

People living 

below the 

poverty line

Working aged 

people with a 

disability

People living 

in linguistic 

isolation

285,339,128 214,539,706 70,799,422 35,043,873 2,489,515 33,265,937 39,083,760 77,245,364 172,602,490 35,491,274 184,701,996 36,660,464 37,181,029 34,743,689 15,377,395

75% 25% 12% 0.9% 12% 14% 27% 60% 12% 65% 13% 13% 12% 5.4%

1,664,975 1,328,502 336,473 224,712 7,958 103,803 91,590 442,154 1,035,844 186,977 1,066,717 141,388 142,765 176,258 28,627

80% 20% 13% 0.5% 6% 6% 27% 62% 11% 64% 8% 9% 11% 2%

0.9194 0.7347 1.6487 1.7428 1.1283 1.4855 1.7924 0.9186 0.9110 0.9680 0.9054 1.4369 1.6488 1.201 2.0817

Notes:

Nationwide Demographic Breakdown

Table A-6. Distribution of Inhalation Risks

a

 for Racial and Ethnic Groups, Age Groups, Adults without a High School Diploma, People Living in Households Below the Poverty Line, Working Aged People 

with a Disability, and People Living in Linguistic Isolation

Average risk (in one million)

c The minority population is the total population minus the white population.

d The Hispanic or Latino population is double-counted in this analysis, since different individuals within the category may classify themselves as White, African American, Native American, or other.

Percentage of total

Total populationb

Percentage of total

Modeled risk from the wool fiberglass source category (highest facility only)

Total population within 50 km 

of facilityb

a Modeled risks are for a 70-year lifetime, based on the predicted outdoor concentration and not adjusted for exposure factors.

b Distributions by race, ethnicity and age are based on demographic information at the census block level. Distributions of other demographic groups are based on the extrapolation of census block group level data to the census block level. Risks from wool fiberglass 

emissions were modeled at the census block level. 
Table A-2. Distribution of Risk for Different Age Groups

Total 

population

Ages 0 thru 

18

Ages 19 thru 

64

Ages 65 and 

up

Modeled risk from the wool fiberglass source 

category (highest facility only)

Range of lifetime individual cancer 

risk (chance in one million)a

Numbers of people in different ranges for lifetime cancer 

riskb

0 to 1 1,222,698 328,092 760,762 133,844

1 to 5 402,669 103,018 251,246 48,405

5 to 10 34,185 9,519 20,872 3,794

10 to 20 3,542 1,006 1,928 608

20 to 30 1,370 372 733 265

30 to 40 388 126 224 38

category (highest facility only)

30 to 40 388 126 224 38

40 to 50 123 21 79 23

50 to 100 0 0 0 0

Total number 1,664,975 442,154 1,035,844 186,977

0.9194 0.9186 0.911 0.968

Notes:

Average risk (chances in one 

million)

bDistributions by age are based on modeling data and age data at the census block level.

aModeled risks are for a 70-year lifetime, based on the predicted outdoor concentration and not 

adjusted for exposure factors.

A-3
Table A-3. Distribution of Risk for Adults with and without a High School Diploma

Total 

population

Total number 25 

and older

Number 25 and older 

without a high school 

diploma

Range of lifetime individual cancer 

risk (chance in one million)a

Numbers of people in different ranges for lifetime cancer 

riskb

population and older diploma

0 to 1 1,222,698 787,936 73,592

1 to 5 402,669 254,844 59,409

5 to 10 34,185 20,632 7,346

10 to 20 3,542 2,127 715

20 to 30 1,370 854 237

Modeled risk from the wool fiberglass source category 

(highest facility only)

risk (chance in one million)

20 to 30 1,370 854 237

30 to 40 388 237 64

40 to 50 123 87 26

50 to 100 0 0 0

Total number 1,664,975 1,066,717 141,388

0.9194 0.9054 1.4369

Average risk (chances in one 

million)

Notes:

bDistributions by education level are based on modeling data at the census block level, and 

education data at the block group level. All census blocks in a block group are assumed to have 

the same education level distribution.

million)

aModeled risks are for a 70-year lifetime, based on the predicted outdoor concentration and not 

adjusted for exposure factors.

A-4
Table A-4. Distribution of Risk for People Living in Households below the 

National Median Income and Below the Poverty Line

Total 

People living in 

households below the 

national median 

People living 

below the poverty 

National Median Income and Below the Poverty Line

Range of lifetime individual cancer 

Numbers of people in different ranges for lifetime cancer 

riskb

Total 

population

national median 

incomec

below the poverty 

line

0 to 1 1,222,698 438,810 64,121

1 to 5 402,669 249,124 68,626

5 to 10 34,185 24,878 8,303

Modeled risk from the wool fiberglass source 

category (highest facility only)

Range of lifetime individual cancer 

risk (chance in one million)a

5 to 10 34,185 24,878 8,303

10 to 20 3,542 2,786 1,137

20 to 30 1,370 1,092 433

30 to 40 388 294 134

40 to 50 123 82 11

50 to 100 0 0 0

Total number 1,664,975 717,067 142,765

Average risk (chances in one 

0.9194 1.1985 1.6488

Notes:

million)

aModeled risks are for a 70-year lifetime, based on the predicted outdoor concentration and not 

adjusted for exposure factors.

bDistributions by income are based on modeling data at the census block level, and income data 

at the block group level. All census blocks in a block group are assumed to have the same 

c

The median income is the national median household income in 1999, about $42,000.

income distribution.

A-5
Table A-5. Distribution of Risk for People Living with Disabilities and in 

Linguistic Isolation

Total 

population

Working aged people 

with a disability

People living in 

linguistic isolation

Linguistic Isolation

Range of lifetime individual cancer 

risk (chance in one million)a

Numbers of people in different ranges for lifetime cancer 

riskb

Modeled risk from the wool fiberglass source 

0 to 1 1,222,698 108,343 11,356

1 to 5 402,669 60,900 13,720

5 to 10 34,185 5,952 3,366

10 to 20 3,542 663 96

20 to 30 1,370 298 58

30 to 40 388 76 20

Modeled risk from the wool fiberglass source 

category (highest facility only)

30 to 40 388 76 20

40 to 50 123 26 11

50 to 100 0 0 0

Total number 1,664,975 176,258 28,627

0.9194 1.201 2.0817

Notes:

Average risk (chances in one 

million)

aModeled risks are for a 70-year lifetime, based on the predicted outdoor concentration and not 

adjusted for exposure factors.

bDistributions of disability and linguistic isolation are based on modeling data at the census 

block level, and demographic population data at the block group level. All census blocks in a 

block group are assumed to have the same disability and linguistic isolation population 

distributions.

A-6
Table for Preamble

Wool Fiberglass Highest Facility Demographic Risk Analysis Results

Population with cancer 

risk greater than or equal 

to 1 in 1 million

Nationwide Highest Facility

Total population 285,339,128 442,277

White 75% 59%

Minority (non-white) 25% 41%

White 75% 59%

African American 12% 30%

Native American 0.9% 0.6%

Other and Multiracial 12% 11%

Hispanic 14% 12%

Non-Hispanic 86% 88%

Below poverty 13% 18%

Above poverty 87% 82%

Over 25 and without

high school diploma 13% 15%

Over 25 and with a

high school diploma 87% 85%

Working aged people 

with a Disability 12% 15%

Linguistically Isolated 5.4% 3.9%

 Disability & Linguistically Isolated by percent

Income by percent

Education by percent

Race by percent

Race by percent

Ethnicity by percent