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: 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.

Monday, April 25
Testing at: Buildings 1180-1186/EEA/PRTR River Operations/Shock Tube Road/AA Fuze Range
- 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: 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/Churchill Range/Harris Range/North Main Range Gate 1/North Main Range Gate 2/Fuze Road Barricade/Lower Gambo Creek Gate/Upper Gambo Creek Gate/Middle Gate/1470 Gate
- 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: None
Tuesday, April 26
Testing at: Buildings 1180-1186/EEA/PRTR River Operations/Shock Tube Road/AA Fuze Range
- 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: Tisdale Road/Shocktube Road/Blue Stone Road/River Bank Road/Fuze Road
- Barricades Closed on Station: Churchill Range/Harris Range/Area 3 Barricade/Shocktube Road Barricade/Hide Away Pond Barricade/1410 Back Gate/Blue Stone Road Barricade/Lower Gambo Creek Gate/Upper Gambo Creek Gate/Middle Gate/1470 Gate/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: None
Wednesday, April 27
Testing at: Buildings 1180-1186/EEA/PRTR River Operations/Terminal Range/Shock Tube Road
- Operating Times: 8 a.m. – 5 p.m.
- Noise on Station: Potential to create “Loud” noise in the northern “C” gate 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: Tisdale Road/Shocktube Road/Blue Stone Road
- Barricades Closed on Station: Churchill Range/Harris Range/Area 3 Barricade/Shocktube Road Barricade/Hide Away Pond Barricade/1410 Back Gate/Blue Stone Road Barricade/Lower Gambo Creek Gate/Upper Gambo Creek Gate/Middle Gate/1470 Gate
- 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: None
Thursday, April 28
Testing at: Buildings 1180-1186/EEA/PRTR River Operations/Terminal Range/Shock Tube Road
- Operating Times: 8 a.m. – 5 p.m.
- Noise on Station: Potential to create “Loud” noise in the northern “C” gate 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: Tisdale Road/Shocktube Road/Blue Stone Road
- Barricades Closed on Station: Churchill Range/Harris Range/Area 3 Barricade/Shocktube Road Barricade/Hide Away Pond Barricade/1410 Back Gate/Blue Stone Road Barricade/Lower Gambo Creek Gate/Upper Gambo Creek Gate/Middle Gate/1470 Gate
- 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: None
Friday, April 29
Testing at: Buildings 1180-1186/PRTR River Operations/AA Fuze Range
- 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 15,000 yards downrange from NSF Dahlgren below the yellow “M” buoy (Maryland) and to the yellow “L” 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/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: None