Bruin, Pennsylvania
Encyclopedia
Bruin is a borough
in Butler County
, Pennsylvania
, United States
. The population was 534 at the 2000 census.
According to the United States Census Bureau
, the borough has a total area of 1.7 square miles (4.4 km²), all of it land.
of 2000, there were 534 people, 204 households, and 151 families residing in the borough. The population density
was 308.8 people per square mile (119.2/km²). There were 228 housing units at an average density of 131.8 per square mile (50.9/km²). The racial makeup of the borough was 98.69% White, and 1.31% from two or more races. Hispanic or Latino of any race were 0.56% of the population.
There were 204 households out of which 37.3% had children under the age of 18 living with them, 63.2% were married couples
living together, 7.4% had a female householder with no husband present, and 25.5% were non-families. 17.2% of all households were made up of individuals and 8.8% had someone living alone who was 65 years of age or older. The average household size was 2.62 and the average family size was 2.97.
In the borough the population was spread out with 26.4% under the age of 18, 8.4% from 18 to 24, 28.8% from 25 to 44, 22.8% from 45 to 64, and 13.5% who were 65 years of age or older. The median age was 39 years. For every 100 females there were 95.6 males. For every 100 females age 18 and over, there were 92.6 males.
The median income for a household in the borough was $29,554, and the median income for a family was $32,500. Males had a median income of $30,192 versus $20,000 for females. The per capita income
for the borough was $13,136. About 13.1% of families and 12.9% of the population were below the poverty line, including 14.2% of those under age 18 and 14.6% of those age 65 or over.
, hydrogen sulfide, sulfur dioxide, and heavy metals.
In 1968, the lagoon overflowed, spilling approximately 3,000 gallons of acidic sludge into Bear Creek which borders the east side of the site. The spill killed more than three million fish in Bear Creek and the Allegheny and Ohio Rivers.
Borough (Pennsylvania)
In the U.S. Commonwealth of Pennsylvania, a borough is a self-governing municipal entity that is usually smaller than a city. There are 958 boroughs in Pennsylvania. All municipalities in Pennsylvania are classified as either cities, boroughs, or townships...
in Butler County
Butler County, Pennsylvania
-Demographics:As of the census of 2000, there were 174,083 people, 65,862 households, and 46,827 families residing in the county. The population density was 221 people per square mile . There were 69,868 housing units at an average density of 89 per square mile...
, Pennsylvania
Pennsylvania
The Commonwealth of Pennsylvania is a U.S. state that is located in the Northeastern and Mid-Atlantic regions of the United States. The state borders Delaware and Maryland to the south, West Virginia to the southwest, Ohio to the west, New York and Ontario, Canada, to the north, and New Jersey to...
, United States
United States
The United States of America is a federal constitutional republic comprising fifty states and a federal district...
. The population was 534 at the 2000 census.
Geography
Bruin is located at 41°3′26"N 79°43′48"W (41.057142, -79.730051).According to the United States Census Bureau
United States Census Bureau
The United States Census Bureau is the government agency that is responsible for the United States Census. It also gathers other national demographic and economic data...
, the borough has a total area of 1.7 square miles (4.4 km²), all of it land.
Demographics
As of the censusCensus
A census is the procedure of systematically acquiring and recording information about the members of a given population. It is a regularly occurring and official count of a particular population. The term is used mostly in connection with national population and housing censuses; other common...
of 2000, there were 534 people, 204 households, and 151 families residing in the borough. The population density
Population density
Population density is a measurement of population per unit area or unit volume. It is frequently applied to living organisms, and particularly to humans...
was 308.8 people per square mile (119.2/km²). There were 228 housing units at an average density of 131.8 per square mile (50.9/km²). The racial makeup of the borough was 98.69% White, and 1.31% from two or more races. Hispanic or Latino of any race were 0.56% of the population.
There were 204 households out of which 37.3% had children under the age of 18 living with them, 63.2% were married couples
Marriage
Marriage is a social union or legal contract between people that creates kinship. It is an institution in which interpersonal relationships, usually intimate and sexual, are acknowledged in a variety of ways, depending on the culture or subculture in which it is found...
living together, 7.4% had a female householder with no husband present, and 25.5% were non-families. 17.2% of all households were made up of individuals and 8.8% had someone living alone who was 65 years of age or older. The average household size was 2.62 and the average family size was 2.97.
In the borough the population was spread out with 26.4% under the age of 18, 8.4% from 18 to 24, 28.8% from 25 to 44, 22.8% from 45 to 64, and 13.5% who were 65 years of age or older. The median age was 39 years. For every 100 females there were 95.6 males. For every 100 females age 18 and over, there were 92.6 males.
The median income for a household in the borough was $29,554, and the median income for a family was $32,500. Males had a median income of $30,192 versus $20,000 for females. The per capita income
Per capita income
Per capita income or income per person is a measure of mean income within an economic aggregate, such as a country or city. It is calculated by taking a measure of all sources of income in the aggregate and dividing it by the total population...
for the borough was $13,136. About 13.1% of families and 12.9% of the population were below the poverty line, including 14.2% of those under age 18 and 14.6% of those age 65 or over.
The Bruin Lagoon
The Bruin Lagoon Site covers approximately six acres in Bruin Borough, Butler County, Pennsylvania, approximately 45 miles (72.4 km) north of Pittsburgh. The site began operating during the 1930s as a disposal site for petroleum refining wastes. Until the 1970s, Bruin Lagoon was used for the disposal of wastes from mineral oil production, motor oil reclamation, crude storage tanks, and spent bauxite from mineral oil infiltration. The primary contaminants at the site were sulfuric acidSulfuric acid
Sulfuric acid is a strong mineral acid with the molecular formula . Its historical name is oil of vitriol. Pure sulfuric acid is a highly corrosive, colorless, viscous liquid. The salts of sulfuric acid are called sulfates...
, hydrogen sulfide, sulfur dioxide, and heavy metals.
In 1968, the lagoon overflowed, spilling approximately 3,000 gallons of acidic sludge into Bear Creek which borders the east side of the site. The spill killed more than three million fish in Bear Creek and the Allegheny and Ohio Rivers.