Welcome to The Potomac River Test Range Website. This page provides daily information about the operations and scheduling of activities at the Potomac River Test Range and the Explosive Experimental Area (Pumpkin Neck). These facilities are used by our military to conduct munitions testing and should be avoided while testing is in progress. Click on any of the areas of interest to the right for additional information.
Range / Weapons Testing Hotline: 877-845-5656 (toll-free) for daily updates on range operation and test schedules.
Noise Questions & Comments: Call NSF Dahlgren at 540-653-8153 to comment or ask a question about noise or vibrations you think are being caused by operations at Dahlgren.
For more information on NSWC Dahlgren’s range schedule, contact the NSWCDD Public Affairs Office, at (540) 653-8154.

Tuesday, May 31
Testing at: Directed Energy Building 213
- Operating Times: 8 a.m. – 5 p.m.
- Noise on Station: N/A
- Noise Down Range: N/A
- River Restrictions: N/A
- Roads Closed on Station:
- Barricades Closed on Station: Local barricades around the perimeter of B213
- EMCON Conditions: Condition 2 in Buildings 995/948/1122/455, Condition 1 in Buildings 1180/1186, Condition 4 in Buildings 102/161/943
- MR Shelter Condition:
- Other Notifications: N/A
Wednesday, June 1
Testing at: Buildings 1180-1186/PRTR River Operations/AA Fuze Range/Directed Energy Building 213
- Operating Times: 8 a.m. – 5 p.m.
- Noise on Station: Potential to create “Loud” noise in the eastern (Main Range and Terminal Range) area of NSF Dahlgren.
- Noise Down Range: Potential to create “Loud” noise downrange in communities surrounding NSF Dahlgren.
- River Restrictions: Restricted approximately 10,000 yards downrange from NSF Dahlgren below the yellow “O” buoy (Maryland) and to the yellow “N” buoy (Virginia).
- Roads Closed on Station: Tisdale Road/Shocktube Road/Blue Stone Road/River Bank Road/Fuze Road
- Barricades Closed on Station: Area 3 Barricade/Shocktube Road Barricade/Hide Away Pond Barricade/1410 Back Gate/Blue Stone Road Barricade/Local barricades around the perimeter of B213/North Main Range Gate 1/North Main Range Gate 2/Fuze Road Barricade
- EMCON Conditions: Condition 2 in Buildings 995/948/1122/455, Condition 1 in Buildings 1180/1186, Condition 4 in Buildings 102/161/943
- MR Shelter Condition:
- Other Notifications: N/A

Thursday, June 2
Testing at: EEA/PRTR River Operations/AA Fuze Range/Directed Energy Building 213
- Operating Times: 8 a.m. – 5 p.m.
- Noise on Station: Potential to create “Loud” noise in the eastern (Main Range and Terminal Range) area of NSF Dahlgren.
- Noise Down Range: Potential to create “Loud” noise downrange and in communities surrounding NSF Dahlgren.
- River Restrictions: Restricted approximately 10,000 yards downrange from NSF Dahlgren below the yellow “O” buoy (Maryland) and to the yellow “N” buoy (Virginia).
- Roads Closed on Station: River Bank Road/Fuze Road
- Barricades Closed on Station: Churchill Range/Harris Range/Local barricades around the perimeter of B213/North Main Range Gate 1/North Main Range Gate 2/Fuze Road Barricade
- EMCON Conditions: Condition 2 in Buildings 995/948/1122/455, Condition 1 in Buildings 1180/1186, Condition 4 in Buildings 102/161/943
- MR Shelter Condition:
- Other Notifications: N/A
Friday, June 3
Testing at: EEA/PRTR River Operations/Directed Energy Building 213
- Operating Times: 8 a.m. – 5 p.m.
- Noise on Station: Potential to create “Some” noise in the northern “C” gate area of NSF Dahlgren.
- Noise Down Range: Potential to create “Some” noise downrange and in communities surrounding NSF Dahlgren.
- River Restrictions: N/A
- Roads Closed on Station:
- Barricades Closed on Station: Churchill Range/Harris Range/Local barricades around the perimeter of B213
- EMCON Conditions: Condition 2 in Buildings 995/948/1122/455, Condition 1 in Buildings 1180/1186, Condition 4 in Buildings 102/161/943
- MR Shelter Condition:
- Other Notifications: N/A