Charco Azul
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Charco Azul is a bay and
port A port is a maritime facility comprising one or more wharves or loading areas, where ships load and discharge cargo and passengers. Although usually situated on a sea coast or estuary, ports can also be found far inland, such as H ...
just outside
Puerto Armuelles Puerto Armuelles is a city and corregimiento on Panama's Pacific coast in western Chiriquí Province adjacent to Costa Rica. It is the seat of the Barú District and the second-largest city in Chiriqui province with a population nearly 25,000. ...
, in the southwest corner of
Panama Panama ( , ; es, link=no, Panamá ), officially the Republic of Panama ( es, República de Panamá), is a transcontinental country spanning the southern part of North America and the northern part of South America. It is bordered by Co ...
near the border with
Costa Rica Costa Rica (, ; ; literally "Rich Coast"), officially the Republic of Costa Rica ( es, República de Costa Rica), is a country in the Central American region of North America, bordered by Nicaragua to the north, the Caribbean Sea to the no ...
. It lies just to the east of the Burica Peninsula, and forms part of the larger
Gulf of Chiriquí The Gulf of Chiriquí is a part of Panama that encompasses Coiba National Park and Golfo de Chiriquí National Park. There are dozens of islands in this Gulf. Along with the islands of Coiba National Park there is also Islas Secas, Los Ladrones ...
. Charco Azul translates to "blue ditch/puddle." This name comes from its steep slope off the shore, where the
continental shelf A continental shelf is a portion of a continent that is submerged under an area of relatively shallow water, known as a shelf sea. Much of these shelves were exposed by drops in sea level during glacial periods. The shelf surrounding an island ...
is extremely thin. A few meters into the
Pacific Ocean The Pacific Ocean is the largest and deepest of Earth's five oceanic divisions. It extends from the Arctic Ocean in the north to the Southern Ocean (or, depending on definition, to Antarctica) in the south, and is bounded by the conti ...
, the water is already about 200 m deep.Instituto Geográfico Nacional “Tommy Guardia”. ''Síntesis Geográfica''. Panamá. 1998. Because of this depth, engineers chose Charco Azul as the site of a port for use by
supertanker An oil tanker, also known as a petroleum tanker, is a ship designed for the bulk transport of oil or its products. There are two basic types of oil tankers: crude tankers and product tankers. Crude tankers move large quantities of unrefined ...
s. As the dock is only 300 feet long, many captains of these supertankers worried that they would run aground, but the water is deep enough to support the largest ones. In fact, one can see deepwater fish swimming just underneath the dock. Since the late 1970s, Charco Azul has unloaded
oil An oil is any nonpolar chemical substance that is composed primarily of hydrocarbons and is hydrophobic (does not mix with water) & lipophilic (mixes with other oils). Oils are usually flammable and surface active. Most oils are unsaturated ...
from
Alaska Alaska ( ; russian: Аляска, Alyaska; ale, Alax̂sxax̂; ; ems, Alas'kaaq; Yup'ik: ''Alaskaq''; tli, Anáaski) is a state located in the Western United States on the northwest extremity of North America. A semi-exclave of the U ...
to be shipped to the
refineries A refinery is a production facility composed of a group of chemical engineering unit processes and unit operations refining certain materials or converting raw material into products of value. Types of refineries Different types of refinerie ...
of
Houston Houston (; ) is the most populous city in Texas, the most populous city in the Southern United States, the fourth-most populous city in the United States, and the sixth-most populous city in North America, with a population of 2,304,580 ...
and the
Gulf coast The Gulf Coast of the United States, also known as the Gulf South, is the coast, coastline along the Southern United States where they meet the Gulf of Mexico. The list of U.S. states and territories by coastline, coastal states that have a shor ...
of the United States. Originally it was a stopping spot for supertankers to unload and
Panamax Panamax and New Panamax (or Neopanamax) are terms for the size limits for ships travelling through the Panama Canal. The limits and requirements are published by the Panama Canal Authority (ACP) in a publication titled "Vessel Requirements". ...
tankers to load to carry the oil across the
Panama Canal The Panama Canal ( es, Canal de Panamá, link=no) is an artificial waterway in Panama that connects the Atlantic Ocean with the Pacific Ocean and divides North and South America. The canal cuts across the Isthmus of Panama and is a condui ...
. In 1982, the
Trans-Panama pipeline The Trans-Panama Pipeline ( es, Oleoducto Chiriqui Bocas del Toro) is an oil pipeline across Panama near the Costa Rican border from the port of Chiriqui Grande, Bocas del Toro on the Caribbean coast to the port of Charco Azul on the Pacific coa ...
was commissioned to transport the oil across to isthmus, with Charco Azul at the southern end. The pipeline was closed in 1996 as Alaskan oil shipments declined, but it began being used in the reverse direction in 2009 to ship crude oil to Pacific Rim refineries.


References

{{Coord missing, Panama Bays of Panama Bays of the Pacific Ocean Panamanian coasts of the Pacific Ocean Chiriquí Province