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Munitions Response on Vieques Island


Munitions Response on Vieques Island

Large numbers of munitions and explosives were left behind by years of training on the Former Vieques Naval Training Range. The Navy is reducing the risk of encountering potentially dangerous munitions on Vieques Island.

To protect Vieques residents and visitors, roads leading to the areas that contain munitions and explosives have been blocked and identified with warning signs.

In 2001 and 2003, Punta Arenas (formerly Green Beach), Bahía Corcho/Playa Caracas (formerly Red Beach) and Playa La Chiva (formerly Blue Beach) were investigated, cleared of munitions-related debris, and opened to the public. Playa Pata Prieta and Playa Escondida/Playa La Plata are also open to the public.

This map shows the areas that are restricted in orange. Please stay away from restricted areas of the former Navy range, including the surrounding waters, until all investigations have been completed. Those who trespass expose themselves to grave danger. Please observe the warning signs!

No Pase Sign
Map of Restricted Areas

Munitions Response Progress through October 2010

  • 1,548 acres have been surface cleared of munitions and explosives of concern
  • 91 percent of the land in the Live Impact Area (LIA), 48 percent in the Surface Impact Area (SIA), and 100 percent in the Eastern Conservation Area (ECA) have been surface cleared
  • All beaches (65 acres) have been surface cleared
  • Sub-surface removal at beaches and roads is nearly 30 percent completed
The green shading on this map shows the areas where munitions have been removed from the surface of the ground.  Red areas are inaccessible due to dangerous submunitions in dense vegetation.   

Priority Ranking of Munitions Response Sites on Vieques

In April, 2010 the former site was divided into 18 munitions sites, as shown on the map below: 17 sites on east Vieques and one site on west Vieques. Congress required the U.S. Department of Defense to set priorities for investigating all munitions response sites. The Munitions Response Site Prioritization Protocol:

  • Provides a method for scoring and ranking each munitions response site
  • Allows sites to be consistently scored and ranked
  • Is used to set priorities for long-term munitions response actions on Vieques and at other Navy munitions response sites nationwide
  • Provides for early and continuous community and stakeholder participation in the process
Munitions Response Progress map through October 2010
Priority scores are based on the results of one or more of these Hazard Evaluation modules:

MR Prioritization Graphic

16 of the 18 munitions sites on the former Vieques Naval Training Range were ranked a Priority Level 2. Priority scores of the other two sites are shown on the map below. Scores will be updated annually as additional data become available.

  • Priority scores range from 1 to 8
  • Level 1 is the highest hazard level
  • Level 2 is the highest rating possible at a site that does not have chemical warfare materials

2010 Vieques Overall MR Site Map

Click here to download this full-size map as a PDF file.

Removal Actions on East Vieques

Removal actions that began in 2005 have rapidly reduced the imminent explosive safety risk to trespassers and allow the U.S. Fish & Wildlife Service (USFWS) to safely manage natural resources in the wildlife refuge, including the sea turtle nesting areas along the beaches of the LIA. In May 2009, the Navy began removing subsurface munitions from the roads and beaches on east and west Vieques, to further reduce health and safety risks.

The Navy uses open-air, controlled detonations as the safest way to dispose of large bombs and other dangerous munitions. These detonations occur about twice per month. This procedure is necessary for most of the munitions found on the former range, due to the high explosive safety risk to workers that would be caused by moving unstable munitions and/or the large size of certain munitions.

The regulatory agencies (EPA and EQB), other agencies responsible for emergency response (Coast Guard and Federal Aviation Administration), and the municipality of Vieques are informed every time a detonation is scheduled.

To make sure human health is not affected by open detonations on the former range, air monitoring data is collected at the border between the former Live Impact Area and Surface Impact Area, as well as the border between the refuge and near the residential areas.

Air Monitoring Station

 Employing Vieques Residents

More than 80 Vieques residents completed training programs and are assisting in the munitions cleanup program.  Hiring local residents, instead of bringing workers in from the U.S., has reduced travel and lodging costs, which is re-allocated to the munitions cleanup. In addition, these workers are an important source of information for the local community about the cleanup effort.

Photo of onsite workers at an outdoor safety brief Photo of onsite workers in a classroom training


Recycling Scrap Metal

Most of the munitions-related debris removed from the former LIA is treated at the Central Processing Center (CPC). The material is cut with a shearing device, inert bombs are crushed with a hammer mill, and the materials are heated in a flashing furnace to ensure that no explosive residues remain. Once the scrap metal is certified as safe, it is loaded into trailers and sent off the island for recycling.

Approximately 16 million pounds of metal debris has been collected, with over 13 million pounds processed and shipped for recycling.


Photo of Flashing Furnace
Photo of scrap processing Photo of Bomb Shearing


West Vieques Munitions Response

The old Open Burn/Open Detonation site (SWMU 4), shown in purple on this map, is the only munitions response site on western Vieques. In 2001, Green Beach (Punta Arenas) on western Vieques was investigated, found to be clear of munitions, and opened to the public.

SWMU 4 was used for thermal destruction of unserviceable munitions from about 1965-1980. Field investigations for explosives and ordnance scraps were conducted in 2002-2003, with removal of munitions found on the surface and limited removal of subsurface munitions. Over 200 acres were found to contain munitions or explosives of concern. To protect the public until investigation and cleanup is completed, a large buffer area around the site has been fenced off until the munitions response is complete.  

An interim action to remove subsurface munitions and explosives of concern (MEC) from the roads and beaches at SWMU 4 was completed in June 2010; 266 items were removed.

Underwater Areas

The underwater area extending on east and west Vieques, shown on this map, may have been impacted by MEC. Limited investigation data has been collected as part of various non-Navy “pilot tests” and investigations at the underwater areas. Based on the historical data and the limited investigation data, a Remedial Investigation for MEC and munitions constituents (MC) will be conducted for selected underwater areas of Vieques. The underwater areas to be addressed include all of those identified within the NPL boundary and are outlined in orange on this map.
NPL Sites Map

Click here to view or download this full-size map as a PDF File.