Piedras Negras
Seal
Coordinates: 28°42′36″N 100°31′48″W / 28.71, -100.53
Country	Mexico
State	Coahuila
Municipality	Piedras Negras
Founded	June 15, 1850
Government
- Mayor	Jesus Mario Flores Garza
Elevation	250 m (820 ft)
Population (2005)
- Total	143,915
- Demonym	Nigropetense
Time zone	CST (UTC-6)
Postal code	26000
Area code(s)	878
Website: www.piedrasnegras.gob.mx

Piedras Negras is the name of a city as well as the name of its surrounding municipality in the Mexican state of Coahuila. It stands at the northeastern edge of Coahuila on the U.S.-Mexico border, across the Río Bravo (Rio Grande) from Eagle Pass in the U.S. state of Texas. In the 2005 census the city Piedras Negras had a population of 142,011 people, which accounted for 98.6 percent of its municipality's total population of 143,915. The municipality's area is relatively small, but does include some outlying minor localities not located inside the city limits. Image File history File links Piedras_Negras_Macroplaza_1. ... Image File history File links Download high-resolution version (540x662, 78 KB) Hecho por Manuel Velez. ... Image File history File links Location_Piedras_Negras. ... Image File history File links Flag_of_Mexico. ... The United Mexican States or Mexico (Estados Unidos Mexicanos or México) is a federal republic made up of 31 states (estados) and one Federal District, (Distrito Federal), which contains the capital, Mexico City. ... Coahuila (formal name: Coahuila de Zaragoza) is one of Mexicos 31 component states. ... The Mexican state of Guerrero contains 75 municipalities (municipios): Categories: Lists of municipalities of Mexico | Mexican states ... is the 166th day of the year (167th in leap years) in the Gregorian calendar. ... For the game, see: 1850 (board game) 1850 (MDCCCL) was a common year starting on Tuesday (link will display the full calendar) of the Gregorian calendar (or a common year starting on Sunday [1] of the 12-day-slower Julian calendar). ... Elevation histogram of the surface of the Earth – approximately 71% of the Earths surface is covered with water. ... This article is about the unit of length. ... A foot (plural: feet or foot;[1] symbol or abbreviation: ft or, sometimes, ′ – a prime) is a unit of length, in a number of different systems, including English units, Imperial units, and United States customary units. ... A demonym or gentilic is a word that denotes the members of a people or the inhabitants of a place. ... Timezone and TimeZone redirect here. ... Mexico uses 3 different UTC offsets as defined in the Law of Time Systems of Mexico[1]: Zone 1 (Central Zone) includes most of Mexico and is equivalent to UTC-6, or the equivalent of Candian and American Central Time Zone. ... −12 | −11 | −10 | −9:30 | −9 | −8 | −7 | −6 | −5 | −4 | −3:30 | −3 | −2:30 | −2 | −1 | −0:25 | UTC (0) | +0:20 | +0:30 | +1 | +2 | +3 | +3:30 | +4 | +4:30 | +4:51 | +5 | +5:30 | +5:40 | +5:45 | +6 | +6:30 | +7 | +7:20 | +7... A telephone numbering plan is a plan for allocating telephone number ranges to countries, regions, areas and exchanges and to non-fixed telephone networks such as mobile phone networks. ... Municipal Palace of Veracruz Municipalities (municipios in Spanish) are the second-level administrative division in Mexico (where the first-level administrative division is the estado, or state). ... The United Mexican States or Mexico (Estados Unidos Mexicanos or México) is a federal republic made up of 31 states (estados) and one Federal District, (Distrito Federal), which contains the capital, Mexico City. ... Coahuila (formal name: Coahuila de Zaragoza) is one of Mexicos 31 component states. ... The international border between Mexico and the United States runs a total of 3,141 km (1,951 miles) from San Diego, California, and Tijuana, Baja California, in the west to Matamoros, Tamaulipas, and Brownsville, Texas, in the east. ... “Río Bravo” redirects here. ... Map of the city 1887 Eagle Pass is a city in Maverick County, Texas, United States. ... Federal courts Supreme Court Circuit Courts of Appeal District Courts Elections Presidential elections Midterm elections Political Parties Democratic Republican Third parties State & Local government Governors Legislatures (List) State Courts Local Government Other countries Atlas  US Government Portal      A U.S. state is any one of the fifty subnational entities of... For other uses, see Texas (disambiguation). ...

The city was founded in 1849. It was renamed Ciudad Porfirio Díaz in 1888, in homage to President Porfirio Díaz, but reverted to its original name following the Mexican Revolution. Year 1849 (MDCCCXLIX) was a common year starting on Monday (link will display the full calendar) of the Gregorian calendar (or a common year starting on Saturday of the 12-day slower Julian calendar). ... Year 1888 (MDCCCLXXXVIII) was a leap year starting on Sunday (click on link for calendar) of the Gregorian calendar (or a leap year starting on Friday of the 12-day slower Julian calendar). ... The President of the United Mexican States is the head of state of Mexico. ... José de la Cruz Porfirio Díaz Mory (15 September 1830 – 2 July 1915), Mexican war volunteer and French intervention hero; later President. ... This article is about the Mexican Revolution of 1910. ...

In Spanish Piedras Negras translates to "black rocks" – a reference to the coal deposits that exist in the area. Across the river, coal was formerly mined on the US side at Dolchburg, near Eagle Pass. This mine closed around 1905, after a fire. Mexico currently operates two large coal-fired power plants named "José López Portillo" and "Carbón 2" located 30 miles (48 km) south of Piedras Negras. For other uses, see 1905 (disambiguation). ... José López Portillo y Pacheco (June 16, 1920 – February 17, 2004) was the President of Mexico from 1976 to 1982. ...

History

On June 15, 1850, a group of 34 men (commanded by Andrés Zapata, Gaspar Salazar and Antonio Ramírez) met with Colonel Juan Manuel Maldonado to give the news that they had created a pass point at Piedras Negras, to the right of the Rio Grande, south of Fort Duncan; and having given it the name of: Nueva Villa de Herrera. Later on it would be renamed Villa de Piedras Negras. is the 166th day of the year (167th in leap years) in the Gregorian calendar. ... For the game, see: 1850 (board game) 1850 (MDCCCL) was a common year starting on Tuesday (link will display the full calendar) of the Gregorian calendar (or a common year starting on Sunday [1] of the 12-day-slower Julian calendar). ... “Río Bravo” redirects here. ... Fort Duncan was a U.S. Army post, set up to protect the first U.S. settlement on the Rio Grande near the current town of Eagle Pass, Texas. ...

Due to the discovery of huge deposits of coal at the region, in 1881 a railroad track was begun, finishing in 1883. With this construction, the regional economy flourished and on December 1, 1888, it was granted the status of city; this time with the name of Ciudad Porfirio Díaz. Coal Example chemical structure of coal Coal is a fossil fuel formed in ecosystems where plant remains were saved by water and mud from oxidization and biodegradation. ... Year 1881 (MDCCCLXXXI) was a common year starting on Saturday (link will display the full calendar) of the Gregorian calendar (or a common year starting on Thursday of the 12-day slower Julian calendar). ... This is the top-level page of WikiProject trains Rail tracks Rail transport refers to the land transport of passengers and goods along railways or railroads. ... Year 1883 (MDCCCLXXXIII) was a common year starting on Monday (link will display the full calendar) of the Gregorian calendar (or a common year starting on Saturday of the 12-day slower Julian calendar). ... is the 335th day of the year (336th in leap years) in the Gregorian calendar. ... Year 1888 (MDCCCLXXXVIII) was a leap year starting on Sunday (click on link for calendar) of the Gregorian calendar (or a leap year starting on Friday of the 12-day slower Julian calendar). ...

Geography

Demography

In the Northern Region of Coahuila there are approximately 300,000 inhabitants. According to the National Institute of Statistics, Geography and Data Processing (INEGI), in 2005 the population of the municipio of Piedras Negras was of 143,915 inhabitants; this is equal to 5.77% of the population of Coahuila. 17% of the population of Piedras Negras came from other states, 3% are foreigners, and the rest are native-born in Coahuila. Piedras Negras has a high population growth due in part by its status as a border city fueled by US bound exports from several factories and also by illegal immigrants who hope to cross the border. It is estimated that in a couple of years it will become the third most populated city of the state of Coahuila, surpassing Monclova. Nowadays Piedras Negras counts with more than 200,000 habitants. Coahuila (formal name: Coahuila de Zaragoza) is one of Mexicos 31 component states. ... The National Institute of Statistics, Geography and Informatics (Spanish: Instituto Nacional de Estadística, Geografía e Informática (INEGI)) is a unit of the government of Mexico dedicated to the collection and organization of statistical, geographical and economic information on the country. ... Year 2005 (MMV) was a common year starting on Saturday (link displays full calendar) of the Gregorian calendar. ... Coahuila (formal name: Coahuila de Zaragoza) is one of Mexicos 31 component states. ... Monclova is a city in the northern Mexican state of Coahuila. ...

Climate

The climate of the region is semi-arid and Hot. During summer the temperatures often surpass 40°C. The hottest months are May through September with a daily average (mean) temperature between 79°F (26°C) and 88°F (31°C). This article is about the ecological zone type. ...

Highest precipitation months are May, June and September with an average monthly downfall in excess of 3.1 inches (80 mm) but that is highly sporadic lending to frequent drought conditions. The period of lowest precipitation is between December through March, with a monthly average of 1.2 inches (30 mm).

Natural Resources

Coal used in the thermoelectric physical

This region generates a large amount of the national production of coal, one of the most important non-metallic minerals in the state in the economical context. Image File history File links Piedras_Negras_Carbon. ... Image File history File links Piedras_Negras_Carbon. ... Coal Example chemical structure of coal Coal is a fossil fuel formed in ecosystems where plant remains were saved by water and mud from oxidization and biodegradation. ... For alternative meanings see metal (disambiguation). ...

Education

The northern Region of Coahuila has several private schools based at Piedras Negras:

• Institutos Cumbres y Alpes Piedras Negras
• Colegio Maria Montessori Piedras Negras
• Instituto Piedras Negras Don Bosco
• Colegio México
• Instituto Esperanza
• Instituto de las Américas Montessori-Bilingüe

As well as higher education schools:

• UAPN: Universidad Autónoma de Piedras Negras
• UAdeC: Universidad Autónoma de Coahuila
• UANE: Universidad Autónoma del Noreste
• UPN: Universidad Pedagógica Nacional
• ITPN: Instituto Tecnológico de Piedras Negras
• UTNC: Universidad Tecnológica del Norte de Coahuila
• Escuela Superior de Comunicación "Sebastían Lerdo de Tejada"
• Centro Universitario del Norte

Tourism

Piedras Negras' main tourist attractions are:

1. The ruins of San Bernardo Mission (XVIII century)
2. The Handicrafts Museum
3. The Culture House
4. The Hunting and Fishing Club
5. De La Ventana Caverns
6. Mercado Zaragoza, known simply as El Mercado ("the Market"), a folklore peasant market where one is able to buy a variety of original arts and crafts from the state: vases, leatherworked items, fine crystal, clay and ceramic wares, as well as candy made through traditional recipes found in the region.
7. El Santuario de Nuestra Señora de Guadalupe, Built in 1859 of ashlar, cement and wood, this church has survived the battles of the Cristero movement in 1927 and an explosion in 1934, leading to its renovation in 1935. The construction of its current towers began in 1950.
8. Plaza de las Culturas (Cultures' Plaza), a new park completed in 2005. The Plaza is a homage to Mexico's three main indigenous cultures: Aztec, Mayan, and Olmec. It features a replica of a pyramid representative of the style of each of the cultures, the biggest one being a replica of the Pyramid of the Sun, located in Teotihuacan, near Mexico City.

You can also visit the Macro Plaza which is made up by two same-sided plazas that contain sport areas, a kiosk and restaurants where you can eat food. in the independence day the ceremony uses to be there and the plaza is ornate and decorated with typical ornaments and people can put restaurants of typical food. Year 1859 (MDCCCLIX) was a common year starting on Saturday (link will display the full calendar) of the Gregorian calendar (or a common year starting on Thursday of the 12-day slower Julian calendar). ... The struggle between church and state in Mexico broke out in armed conflict during the Cristero War (also known as the Cristiada) of 1926–1929. ... Year 1927 (MCMXXVII) was a common year starting on Saturday (link will display full calendar) of the Gregorian calendar. ... Year 1934 (MCMXXXIV) was a common year starting on Monday (link will display full 1934 calendar) of the Gregorian calendar. ... 1935 (MCMXXXV) was a common year starting on Tuesday (link will display full calendar). ... Year 1950 (MCML) was a common year starting on Sunday (link will display the full calendar) of the Gregorian calendar. ... Year 2005 (MMV) was a common year starting on Saturday (link displays full calendar) of the Gregorian calendar. ... Teotihuacan was the largest Pre-Columbian known city in the Americas, and the name Teotihuacan is used to refer to the civilization this city dominated, which at its greatest extent included most of Mesoamerica. ... Nickname: Location of Mexico City Coordinates: , Country Federal entity Boroughs The 16 delegaciones Founded c. ...

Trivia

Trivia sections are discouraged under Wikipedia guidelines. The article could be improved by integrating relevant items and removing inappropriate ones.

• Piedras Negras is the birthplace of Hector Ruiz, the current Chairman and CEO of Advanced Micro Devices, Inc. (AMD).
• It is locally known, and proven, that Piedras Negras is the birthplace of the nacho.
• Birthplace of Marylin Monroe's mother Gladys Pearl Monroe.
• It is also the hometown of Mexican novelist and criticist Rafael Acosta, author of Mosquitos buscando luz.
• it is also the home place of the vocalist of the band ELEFANTE.
• birthplace of the priest Octaviano Elizondo L. C. first legionarie priest of Piedras Negras

Image File history File links Broom_icon. ... Dr. Hector de Jesus Ruiz (born December 25, 1945) is the current president and CEO of semiconductor company Advanced Micro Devices, Inc. ... To meet Wikipedias quality standards, this article may require cleanup. ... Nachos Nachos in their simplest form are usually tortilla chips covered in melted cheese. ... Marilyn Monroe Marilyn Monroe (June 1, 1926 – August 5, 1962) was an American actress of the 20th century. ...

Local media

Newspapers: El Zócalo is the most widely read newspaper in the region.
. La Voz, which is less known but more truthful.

Local Radio Stations: XHTA - rtsp://64.38.13.15/broadcast/XHTA.rm. also the Rancherita del Aire, 580 AM, 5000 Wattz. Romantica 99.9 FM

Local TV Canals: Cablecom, Piedras Negras, Canal del Puente and local 12

Recent events

On 4 April 2004, the Río Escondido (a tributary of the Río Bravo) broke its banks and some 80 residents of the Piedras Negras area were killed or vanished after the resulting flash floods. See: coverage. is the 94th day of the year (95th in leap years) in the Gregorian calendar. ... Year 2004 (MMIV) was a leap year starting on Thursday of the Gregorian calendar. ... Lower Antelope Canyon was carved out of sandstone by flash floods A Flash Flood is a rapid flooding of geomorphic low-lying areas (washes), rivers and streams, caused by the intense rainfall associated with a thunderstorm, or multiple training thunderstorms. ...

In 2007, a tornado hit both Piedras Negras and Eagle Pass on April 24, killing three people in Piedras Negras and seven people in Eagle Pass. Several others were injured and homeless in both communities. See also Piedras Negras-Eagle Pass Tornadoes April 2007 is the fourth month of the year. ... This article is about the weather phenomenon. ... is the 114th day of the year (115th in leap years) in the Gregorian calendar. ...

Sister cities

Piedras Negras has been assigned a sister city by Sister Cities International, Inc. (SCI):

• Sandy, Utah

This town was in the movie No Country For Old Men. also for the movie Como Agua para Chocolate Image File history File links This is a lossless scalable vector image. ... A view of the Wasatch Mountains from a Sandy neighborhood. ...

References

• Link to tables of population data from Census of 2005 INEGI: Instituto Nacional de Estadística, Geografía e Informática

External links

• Municipio de Piedras Negras Official website
• Coahuila en Linea
• Portal Comercial de Piedras Negras
• Asociacion de Agentes Aduanales de Piedras Negras