{"id":4586,"date":"2026-06-09T00:06:54","date_gmt":"2026-06-09T00:06:54","guid":{"rendered":"https:\/\/elfinancierodigital.com\/inicio\/?p=4586"},"modified":"2026-06-10T00:08:28","modified_gmt":"2026-06-10T00:08:28","slug":"nucleoelectrica-argentina-s-a-na-sa","status":"publish","type":"post","link":"http:\/\/elfinancierodigital.com\/inicio\/nucleoelectrica-argentina-s-a-na-sa\/","title":{"rendered":"Nucleoel\u00e9ctrica Argentina S.A. (NA-SA)"},"content":{"rendered":"<p dir=\"auto\"><strong>Nucleoel\u00e9ctrica Argentina S.A. (NA-SA)<\/strong> es la <strong>due\u00f1a y operadora<\/strong> de las centrales nucleares <strong>Atucha I, Atucha II<\/strong> (Complejo Nuclear Atucha, provincia de Buenos Aires) y <strong>Embalse<\/strong> (provincia de C\u00f3rdoba).<\/p>\n<h3 dir=\"auto\">Propiedad actual (Estado argentino)<\/h3>\n<p dir=\"auto\">NA-SA es una <strong>empresa estatal<\/strong> con la siguiente composici\u00f3n accionaria aproximada:<\/p>\n<ul dir=\"auto\">\n<li><strong>Ministerio de Econom\u00eda<\/strong> (a trav\u00e9s de la Secretar\u00eda de Energ\u00eda): ~79%<\/li>\n<li><strong>Comisi\u00f3n Nacional de Energ\u00eda At\u00f3mica (CNEA)<\/strong>: ~20%<\/li>\n<li><strong>Energ\u00eda Argentina S.A. (ENARSA)<\/strong>: ~1%<\/li>\n<\/ul>\n<p dir=\"auto\">El <strong>Estado Nacional<\/strong> mantiene el <strong>control mayoritario<\/strong>. En 2025 se avanz\u00f3 en un proceso de <strong>privatizaci\u00f3n parcial<\/strong>: se prev\u00e9 vender hasta un <strong>44%<\/strong> de las acciones y destinar un <strong>5%<\/strong> a un Programa de Propiedad Participada (para empleados), dejando al Estado con el <strong>51%<\/strong> y el control. Hasta junio 2026 este proceso sigue en curso y no se ha completado una transferencia significativa a privados.<\/p>\n<h3 dir=\"auto\">Log\u00edstica y cadena de suministro<\/h3>\n<p dir=\"auto\">La log\u00edstica nuclear en Argentina est\u00e1 integrada y controlada principalmente por el Estado a trav\u00e9s de NA-SA y la CNEA:<\/p>\n<ul dir=\"auto\">\n<li><strong>Combustible nuclear<\/strong>: Producido en el pa\u00eds. La CNEA y empresas como <strong>CONUAR S.A.<\/strong> (mayor\u00eda privada pero bajo contrato con CNEA) fabrican los elementos combustibles (pastillas de di\u00f3xido de uranio). Se usa <strong>uranio natural<\/strong> (en Embalse y Atucha II) o <strong>levemente enriquecido<\/strong> (en Atucha I).<\/li>\n<li><strong>Agua pesada<\/strong> (moderador y refrigerante): Producida en la planta de <strong>Arroyito<\/strong> (Neuqu\u00e9n) por la CNEA.<\/li>\n<li><strong>Gesti\u00f3n de residuos y combustible gastado<\/strong>: Almacenamiento en las propias centrales (piletas y almacenamiento en seco). La CNEA tiene responsabilidad en el ciclo de combustible y almacenamiento final.<\/li>\n<li><strong>Operaci\u00f3n y mantenimiento<\/strong>: Totalmente a cargo de <strong>NA-SA<\/strong>.<\/li>\n<li><strong>Regulaci\u00f3n<\/strong>: Ente Nacional Regulador Nuclear (ARN) y la CNEA.<\/li>\n<\/ul>\n<p dir=\"auto\">Todo el ciclo (extracci\u00f3n de uranio \u2192 fabricaci\u00f3n de combustible \u2192 operaci\u00f3n \u2192 gesti\u00f3n de residuos) est\u00e1 bajo fuerte control estatal argentino, lo que garantiza la soberan\u00eda energ\u00e9tica nuclear.<\/p>\n<p dir=\"auto\">En resumen: <strong>No hay due\u00f1os privados extranjeros<\/strong>; son activos estrat\u00e9gicos del <strong>Estado argentino<\/strong> gestionados por <strong>Nucleoel\u00e9ctrica Argentina<\/strong>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Nucleoel\u00e9ctrica Argentina S.A. (NA-SA) es la due\u00f1a y operadora de las centrales nucleares Atucha I, Atucha II (Complejo Nuclear Atucha, provincia de Buenos Aires) y Embalse (provincia de C\u00f3rdoba). Propiedad actual (Estado argentino) NA-SA es una empresa estatal con la siguiente composici\u00f3n accionaria aproximada: Ministerio de Econom\u00eda (a trav\u00e9s de la Secretar\u00eda de Energ\u00eda): ~79% [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":4595,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"amp_status":"","footnotes":""},"categories":[10],"tags":[],"class_list":["post-4586","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-empresas"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Nucleoel\u00e9ctrica Argentina S.A. 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