Demonstrator Scoring Results
| Depth is now measured from geometric center, not closest point to the surface. | |||||
| Aberdeen Proving GroundShallow Water SiteYuma Proving Ground | |||||
 Aberdeen Proving GroundAPG | YPG | SWS |
|||||
| Vendor | System | ||||
| Blind Grid | Ground Truth Configuration |
GT Release |
Record Number |
Technical Paper |
|
| AETC, Inc. | EM61 Handheld Sensor | Blind Grid 1 | APG BG Full GT 1 | 39 | 39 |
| ARM Group, Inc. | Minelab F3 Handheld | Blind Grid 2 | APG BG Full GT 2 | 691 | 691 |
| Minelab Explorer II Metal Detectors Handheld | Blind Grid 2 | APG BG Full GT 2 | 695 | 695 | |
| Blackhawk Geoservices | Simultaneous Magnetometry and Pulsed EM/Man-portable | Blind Grid 1 | APG BG Full GT 1 | 622 | 622 |
| Foerster Group | Ferex Fluxgate Gradient Magnetometer/SlingNew | Blind Grid 2 | APG BG Full GT 2 | 810 | 810 |
| Geo-Centers, Inc. | Simultaneous EM and Magnetometry (Multisensor STOLS) Towed | Blind Grid 1 | APG BG Full GT 1 | 290 | 290 |
| Surface-towed Ordnance Location System (STOLS) | Blind Grid 1 | APG BG Full GT 1 | 40 | 40 | |
| Gap Geophysics | SAM Dual Mode/PushcartNew | Blind Grid 2 | APG BG Full GT 2 | 886 | 886 |
| Geophex, LTD | GEM-3 Cart-mounted EMI Sensor | Blind Grid 1 | APG BG Full GT 1 | 49 | 49 |
| GEM-3 EMI Sensor | Blind Grid 1 | APG BG Full GT 1 | 50 | 50 | |
| GEM-3 Towed Sensor | Blind Grid 1 | APG BG Full GT 1 | 125 | 125 | |
| GEM-3 EM Handheld | Blind Grid 2 | APG BG Full GT 2 | 680 | 680 | |
| EM GEM-5 Single Sensor Man-portable | Blind Grid 2 | APG BG Full GT 2 | 694 | 694 | |
| EM GEM-5 Towed | Blind Grid 2 | APG BG Full GT 2 | 739 | 739 | |
| G-Tek Australia PTY, Limited | Magnetometer TM-4/Man-portable | Blind Grid 1 | APG BG Full GT 1 | 268 | 268 |
| Sub-audio Magnetics (SAM) Sling | Blind Grid 1 | APG BG Full GT 1 | 281 | 281 | |
| TM-5 EMU (Dual Sensor) Man-portable | Blind Grid 1 | APG BG Full GT 1 | 183 | 183 | |
| TM-5 EMU Handheld | Blind Grid 1 | APG BG Full GT 1 | 184 | 184 | |
| Human Factors Applications, Inc. | Magnetometer Schonstedt | Blind Grid 1 | APG BG Full GT 1 | 237 | 237 |
| NAEVA Geophysics, Inc. | AN/PSS-14 EM/HandheldNew | Blind Grid 2 | APG BG Full GT 2 | 830 | 830 |
| AN/PSS-14 GRP/HandheldNew | Blind Grid 2 | APG BG Full GT 2 | 831 | 831 | |
| EM PushcartNew | Blind Grid 2 | APG BG Full GT 2 | 832 | 832 | |
| EM HandheldNew | Blind Grid 2 | APG BG Full GT 2 | 833 | 833 | |
| EM61 MKII/Man-portable | Blind Grid 1 | APG BG Full GT 1 | 396 | 396 | |
| EM61 MKII/Towed Array | Blind Grid 1 | APG BG Full GT 1 | 397 | 397 | |
| Lulu GPR HandheldNew | Blind Grid 2 | APG BG Full GT 2 | 834 | 834 | |
| Naval Research Laboratories (NRL) | Magnetometer MTADS/Towed | Blind Grid 1 | APG BG Full GT 1 | 671 | 671 |
| Multi-sensor Towed Array Detection System (MTADS) GEM Array | Blind Grid 1 | APG BG Full GT 1 | 127 | 127 | |
| MTADS Discrimination/TowedNew | Blind Grid 3 | Not yet released | 920 | 920 | |
| Parsons | EM61 MKII Pushcart | Blind Grid 1 | APG BG Full GT 1 | 252 | 252 |
| Magnetometer Schonstedt | Blind Grid 1 | APG BG Full GT 1 | 257 | 257 | |
| Shaw Environmental, Inc. | UXO Mapper EM61 Pushcart | Blind Grid 1 | APG BG Full GT 1 | 197 | 197 |
| UXO Mapper G858 Magnetometer | Blind Grid 1 | APG BG Full GT 1 | 404 | 404 | |
| UXO Mapper G858 Magnetometer Configuration Pushcart | Blind Grid 1 | APG BG Full GT 1 | 198 | 198 | |
| Sky Research, Inc. | EM61 MKII/Towed ArrayNew | Blind Grid 2 | APG BG Full GT 2 | 896 | 896 |
| EM61 MKII/PushcartNew | Blind Grid 2 | APG BG Full GT 2 | 898 | 898 | |
| MAG G823/SlingNew | Blind Grid 2 | APG BG Full GT 2 | 900 | 900 | |
| Tetra Tech Foster Wheeler, Inc. | EM61 MKII Man-portable | Blind Grid 1 | APG BG Full GT 1 | 157 | 157 |
| USACE ERDC | EM63 Pushcart | Blind Grid 1 | APG BG Full GT 1 | 304 | 304 |
| Enhanced GEM-3 Pushcart | Blind Grid 1 | APG BG Full GT 1 | 134 | 134 | |
| Enhanced GEM-3 Pushcart | Blind Grid 1 | APG BG Full GT 1 | 142 | 142 | |
| Standard GEM-3 Pushcart | Blind Grid 1 | APG BG Full GT 1 | 141 | 141 | |
| VF Warner and Associates | EM AMOS/TowedNew | Blind Grid 2 | APG BG Full GT 2 | 919 | 919 |
| MAG AMOS/TowedNew | Blind Grid 2 | APG BG Full GT 2 | 891 | 891 | |
| Witten Technologies, Inc. | CART Imaging System | Blind Grid 1 | APG BG Full GT 1 | 45 | 45 |
| Zonge | 4-D TEM Acquisition System | Blind Grid 1 | APG BG Full GT 1 | 37 | 37 |
| Mine Grid | Ground Truth Configuration |
GT Release |
Record Number |
Technical Paper |
|
| NAEVA Geophysics, Inc. | EM61 MKII/Towed Array | Mine Grid | Not yet released | 647 | 647 |
| AN/PSS-14 EM/HandheldNew | Mine Grid | Not yet released | 835 | 835 | |
| AN/PSS-14 GRP/HandheldNew | Mine Grid | Not yet released | 836 | 836 | |
| EM/PushcartNew | Mine Grid | Not yet released | 837 | 837 | |
| EM/HandheldNew | Mine Grid | Not yet released | 838 | 838 | |
| Witten Technologies, Inc. | CART Imaging System | Mine Grid | Not yet released | 126 | 126 |
| Moguls | Ground Truth Configuration |
GT Release |
Record Number |
Technical Paper |
|
| Blackhawk Geoservices | Simultaneous Magnetometry and Pulsed EM/Man-portable | Moguls 1 | APG General Removal | 642 | 642 |
| Geophex, LTD | GEM-3/Handheld | Moguls 1 | APG General Removal | 451 | 451 |
| GEM-3 EM Handheld | Moguls 1 | APG General Removal | 665 | 665 | |
| G-Tek Australia PTY, Limited | Magnetometer TM-4/Sling | Moguls 1 | APG General Removal | 547 | 547 |
| Magnetometer TM-4/Sling | Moguls 1 | APG General Removal | 581 | 581 | |
| Sub-audio Magnetics (SAM) Sling | Moguls 1 | APG General Removal | 380 | 380 | |
| TM-5 EMU/Sling | Moguls 1 | APG General Removal | 545 | 545 | |
| Human Factors Applications, Inc. | Magnetometer Schonstedt | Moguls 1 | APG General Removal | 676 | 676 |
| NAEVA Geophysics, Inc. | EM61 MKII/Man-portable | Moguls 1 | APG General Removal | 597 | 597 |
| Parsons | EM61/Pushcart | Moguls 1 | APG General Removal | 572 | 572 |
| Magnetometer Schonstedt | Moguls 1 | APG General Removal | 573 | 573 | |
| Shaw Environmental, Inc. | UXO Mapper Magnetometer G858 (4 Sensor) Pushcart | Moguls 1 | APG General Removal | 206 | 206 |
| UXO Mapper/Pushcart (EM61 Configuration) | Moguls 1 | APG General Removal | 552 | 552 | |
| Sky Research, Inc. | EM61 MKII/PushcartNew | Moguls 1 | APG General Removal | 899 | 899 |
| MAG G823/SlingNew | Moguls 1 | APG General Removal | 903 | 903 | |
| Tetra Tech Foster Wheeler, Inc. | EM61/Sling | Moguls 1 | APG General Removal | 549 | 549 |
| Open Field | Ground Truth Configuration |
GT Release |
Record Number |
Technical Paper |
|
| Blackhawk Geoservices | Simultaneous Magnetometry and Pulsed EM/Man-portable | Open Field 1 | APG OF Partial GT 1 | 657 | 657 |
| Foerster Group | Ferex Fluxgate Gradient Magnetometer/SlingNew | Open Field 2 | APG General Removal APG Direct Fire Removal APG Indirect Fire Removal APG Challenge Removal |
808 | 808 |
| Gap Geophysics | SAM Dual Mode/PushcartNew | Open Field 2 | APG General Removal APG Direct Fire Removal APG Indirect Fire Removal APG Challenge Removal |
887 | 887 |
| Geo-Centers, Inc. | Simultaneous EM and Magnetometry (Multisensor STOLS) Towed | Open Field 1 | APG OF Partial GT 1 | 298 | 298 |
| Geophex, LTD | GEM-3 EMI/Pushcart and Towed Detection System | Open Field 1 | APG OF Partial GT 1 | 129 | 129 |
| EM GEM-5 Towed | Open Field 2 | APG General Removal APG Direct Fire Removal APG Indirect Fire Removal APG Challenge Removal |
740 | 740 | |
| G-Tek Australia PTY, Limited | Sub-audio Magnetics (SAM) Sling | Open Field 1 | APG OF Partial GT 1 | 379 | 379 |
| TM-4 Multi-sensor Magnetometer/Sling | Open Field 1 | APG OF Partial GT 1 | 311 | 311 | |
| TM-5 EMU/Sling | Open Field 1 | APG OF Partial GT 1 | 154 | 154 | |
| Human Factors Applications, Inc. | Magnetometer Schonstedt | Open Field 1 | APG OF Partial GT 1 | 231 | 231 |
| NAEVA Geophysics, Inc. | EM61MKII/Towed Array | Open Field 1 | APG OF Partial GT 1 | 406 | 406 |
| Dual Sensor Instrument/HandheldNew | Open Field 2 | APG General Removal APG Direct Fire Removal APG Indirect Fire Removal APG Challenge Removal |
857 | 857 | |
| Naval Research Laboratories (NRL) | Magnetometer MTADS/Towed | Open Field 1 | APG OF Partial GT 1 | 673 | 673 |
| MTADS GEM-3 Towed Array | Open Field 1 | APG OF Partial GT 1 | 675 | 675 | |
| Parsons | EM61 Pushcart | Open Field 1 | APG OF Partial GT 1 | 411 | 411 |
| Magnetometer Schonstedt | Open Field 1 | APG OF Partial GT 1 | 229 | 229 | |
| Shaw Environmental, Inc. | Magnetometer G858 Sensor/Pushcart | Open Field 1 | APG OF Partial GT 1 | 492 | 492 |
| UXO Mapper EM61 Pushcart | Open Field 1 | APG OF Partial GT 1 | 201 | 201 | |
| Sky Research, Inc. | EM61 MKII/Towed ArrayNew | Open Field 2 | APG General Removal APG Direct Fire Removal APG Indirect Fire Removal APG Challenge Removal |
897 | 897 |
| MAG G823/SlingNew | Open Field 2 | APG General Removal APG Direct Fire Removal APG Indirect Fire Removal APG Challenge Removal |
901 | 901 | |
| Tetra Tech Foster Wheeler, Inc. | EM61 MKII Man-portable | Open Field 1 | APG OF Partial GT 1 | 159 | 159 |
| EM61 MKII TDEM Pushcart | Open Field 1 | APG OF Partial GT 1 | 165 | 165 | |
| USACE ERDC | EM63 Pushcart | Open Field 1 | APG OF Partial GT 1 | 305 | 305 |
| VF Warner and Associates | EM AMOS/TowedNew | Open Field 2 | APG General Removal APG Direct Fire Removal APG Indirect Fire Removal APG Challenge Removal |
893 | 893 |
| MAG AMOS/TowedNew | Open Field 2 | APG General Removal APG Direct Fire Removal APG Indirect Fire Removal APG Challenge Removal |
908 | 908 | |
| Zonge | 4-D TEM Acquisition System | Open Field 1 | APG OF Partial GT 1 | 38 | 38 |
| Woods | Ground Truth Configuration |
GT Release |
Record Number |
Technical Paper |
|
| Blackhawk Geoservices | Simultaneous Magnetometry and Pulsed EM/Man-portable | Woods 1 | APG General Removal | 636 | 636 |
| Geophex, LTD | GEM-3 Handheld | Woods 1 | APG General Removal | 449 | 449 |
| G-Tek Australia PTY, Limited | Sub-audio Magnetics (SAM) Sling | Woods 1 | APG General Removal | 381 | 381 |
| TEM-5 EMU Sling | Woods 1 | APG General Removal | 452 | 452 | |
| TM-4 Multi-sensor Magnetometer/Sling | Woods 1 | APG General Removal | 454 | 454 | |
| Human Factors Applications, Inc. | Magnetometer Schonstedt | Woods 1 | APG General Removal | 486 | 486 |
| NAEVA Geophysics, Inc. | EM61 MKII/Man-portable | Woods 1 | APG General Removal | 494 | 494 |
| Parsons | EM61 Pushcart | Woods 1 | APG General Removal | 496 | 496 |
| Magnetometer Schonstedt | Woods 1 | APG General Removal | 499 | 499 | |
| Shaw Environmental, Inc. | EM61/Pushcart | Woods 1 | APG General Removal | 461 | 461 |
| Sky Research, Inc. | MAG G823/SlingNew | Woods 1 | APG General Removal | 902 | 902 |
| UXO Mapper Magnetometer G858 (4 Sensor) Sling | Woods 1 | APG General Removal | 376 | 376 | |
| Tetra Tech Foster Wheeler, Inc. | EM61/Sling | Woods 1 | APG General Removal | 457 | 457 |
| Yuma Proving Ground APG | YPG | SWS |
|||||
| Vendor | System | ||||
| Blind Grid | Ground Truth Configuration |
GT Release |
Record Number |
Technical Paper |
|
| Blackhawk Geoservices | Simultaneous Magnetometry and Pulsed EM/Man-portable | Blind Grid 1 | YPG BG Full GT 1 | 383 | 383 |
| G&G Science, Inc. | Advanced Ordnance Locator (AOL) Dual Mode/TowedNew | Blind Grid 2 | Not yet released | 895 | 895 |
| Geo-Centers, Inc. | Simultaneous Multi-sensor Surface Towed Ordnance Location System | Blind Grid 1 | YPG BG Full GT 1 | 293 | 293 |
| Geocenters SAIC | Vehicular Simultaneous EMI and Magnetometer System (VSEMS)/TowedNew | Blind Grid 2 | Not yet released | 913 | 913 |
| Geometrics, Inc. | MetalMapper (MM)/TowedNew | Blind Grid 2 | Not yet released | 915 | 915 |
| G-Tek Australia PTY, Limited | TM-4 Magnetometer Array/Man-portable | Blind Grid 1 | YPG BG Full GT 1 | 431 | 431 |
| TM-5 EMU (Dual Sensor) Man-portable | Blind Grid 1 | YPG BG Full GT 1 | 186 | 186 | |
| Human Factors Applications, Inc. | Magnetometer Schonstedt | Blind Grid 1 | YPG BG Full GT 1 | 238 | 238 |
| NAEVA Geophysics, Inc. | EM61 MKII/Man-portable | Blind Grid 1 | YPG BG Full GT 1 | 666 | 666 |
| EM61 MKII/Towed | Blind Grid 1 | YPG BG Full GT 1 | 667 | 667 | |
| Naval Research Laboratories (NRL) | MTADS GEM-3 | Blind Grid 1 | YPG BG Full GT 1 | 213 | 213 |
| Parsons | EM61 MKII Pushcart | Blind Grid 1 | YPG BG Full GT 1 | 690 | 690 |
| Magnetometer Schonstedt | Blind Grid 1 | YPG BG Full GT 1 | 606 | 606 | |
| Shaw Environmental, Inc. | UXO Mapper EM61 Pushcart | Blind Grid 1 | YPG BG Full GT 1 | 199 | 199 |
| UXO Mapper EM61 Pushcart | Blind Grid 1 | YPG BG Full GT 1 | 354 | 354 | |
| UXO Mapper G856 Magnetometer | Blind Grid 1 | YPG BG Full GT 1 | 312 | 312 | |
| Sky Research, Inc. | EM61 MKII/Towed ArrayNew | Blind Grid 2 | Not yet released | 904 | 904 |
| MAG G823/SlingNew | Blind Grid 2 | Not yet released | 909 | 909 | |
| Tetra Tech Foster Wheeler, Inc. | EM61 MKII Pushcart | Blind Grid 1 | YPG BG Full GT 1 | 168 | 168 |
| USACE ERDC | EM63 Pushcart | Blind Grid 1 | YPG BG Full GT 1 | 216 | 216 |
| TM-4 Magnetometer/Man-portable | Blind Grid 1 | YPG BG Full GT 1 | 362 | 362 | |
| USGS | EM ALL TEM/Towed ArrayNew | Blind Grid 1 | YPG BG Full GT 1 | 805 | 805 |
| TMGS Magnetometer/Towed ArrayNew | Blind Grid 1 | YPG BG Full GT 1 | 806 | 806 | |
| Desert Extreme | Ground Truth Configuration |
GT Release |
Record Number |
Technical Paper |
|
| Blackhawk Geoservices | Simultaneous Magnetometry and Pulsed EM/Man-portable | Desert Extreme 1 | Not yet released | 607 | 607 |
| G-Tek Australia PTY, Limited | EM TM-5 Sling | Desert Extreme 1 | Not yet released | 144 | 144 |
| TM4 Magnetometer Sling | Desert Extreme 1 | Not yet released | 536 | 536 | |
| Human Factors Applications, Inc. | Magnetometer Schonstedt | Desert Extreme 1 | Not yet released | 528 | 528 |
| NAEVA Geophysics, Inc. | EM61 MKII/Man-portable | Desert Extreme 1 | Not yet released | 670 | 670 |
| Parsons | EM61 MKII/Pushcart | Desert Extreme 1 | Not yet released | 532 | 532 |
| Magnetometer Schonstedt | Desert Extreme 1 | Not yet released | 601 | 601 | |
| Shaw Environmental, Inc. | EM61 Pushcart | Desert Extreme 1 | Not yet released | 211 | 211 |
| UXO Mapper G856 Magnetometer | Desert Extreme 1 | Not yet released | 541 | 541 | |
| Sky Research, Inc. | MAG G823/SlingNew | Desert Extreme 1 | Not yet released | 911 | 911 |
| Tetra Tech Foster Wheeler, Inc. | EM61 MKII Pushcart | Desert Extreme 1 | Not yet released | 171 | 171 |
| USACE ERDC | GEM-3/Pushcart | Desert Extreme 1 | Not yet released | 509 | 509 |
| Magnetometer TM-4/Sling | Desert Extreme 1 | Not yet released | 544 | 544 | |
| Moguls | Ground Truth Configuration |
GT Release |
Record Number |
Technical Paper |
|
| Blackhawk Geoservices | Simultaneous Magnetometry and Pulsed EM/Man-portable | Moguls 1 | Not yet released | 655 | 655 |
| G-Tek Australia PTY, Limited | TM-5 EMU/Sling | Moguls 1 | Not yet released | 579 | 579 |
| Human Factors Applications, Inc. | Magnetometer Schonstedt | Moguls 1 | Not yet released | 587 | 587 |
| NAEVA Geophysics, Inc. | EM61 MKII/Man-portable | Moguls 1 | Not yet released | 669 | 669 |
| Parsons | Magnetometer Schonstedt | Moguls 1 | Not yet released | 588 | 588 |
| Magnetometer Schonstedt | Moguls 1 | Not yet released | 602 | 602 | |
| Shaw Environmental, Inc. | EM61 Pushcart | Moguls 1 | Not yet released | 207 | 207 |
| UXO Mapper G856 Magnetometer/Pushcart | Moguls 1 | Not yet released | 594 | 594 | |
| Sky Research, Inc. | EM61 MKII/PushcartNew | Moguls 1 | Not yet released | 907 | 907 |
| Tetra Tech Foster Wheeler, Inc. | EM61 MKII Pushcart | Moguls 1 | Not yet released | 170 | 170 |
| USACE ERDC | GEM-3/Pushcart | Moguls 1 | Not yet released | 136 | 136 |
| Magnetometer TM-4/Sling | Moguls 1 | Not yet released | 571 | 571 | |
| Open Field | Ground Truth Configuration |
GT Release |
Record Number |
Technical Paper |
|
| Blackhawk Geoservices | Simultaneous Magnetometry and Pulsed EM/Man-portable | Open Field 1 | YPG OF Partial GT 1 | 651 | 651 |
| Geo-Centers, Inc. | Simultaneous Multi-sensor Surface Towed Ordnance Location System | Open Field 1 | YPG OF Partial GT 1 | 299 | 299 |
| Geocenters SAIC | Vehicular Simultaneous EMI and Magnetometer System (VSEMS)/TowedNew | Open Field 2 | Not yet released | 914 | 914 |
| G-Tek Australia PTY, Limited | TM-4 Magnetometer/Sling | Open Field 1 | YPG OF Partial GT 1 | 147 | 147 |
| TM-5 (Dual Sensor) Sling | Open Field 1 | YPG OF Partial GT 1 | 148 | 148 | |
| Human Factors Applications, Inc. | Magnetometer Schonstedt | Open Field 1 | YPG OF Partial GT 1 | 442 | 442 |
| NAEVA Geophysics, Inc. | EM61 MKII/Towed | Open Field 1 | YPG OF Partial GT 1 | 668 | 668 |
| Naval Research Laboratories (NRL) | MTADS GEM-3 | Open Field 1 | YPG OF Partial GT 1 | 245 | 245 |
| Parsons | EM61 MKII Pushcart | Open Field 1 | YPG OF Partial GT 1 | 425 | 425 |
| Magnetometer Schonstedt | Open Field 1 | YPG OF Partial GT 1 | 426 | 426 | |
| Shaw Environmental, Inc. | UXO Mapper G856 Magnetometer/Pushcart | Open Field 1 | YPG OF Partial GT 1 | 638 | 638 |
| Sky Research, Inc. | EM61 MKII/Towed ArrayNew | Open Field 2 | Not yet released | 905 | 905 |
| MAG G823/Sling | Open Field 2 | Not yet released | 910 | 910 | |
| Tetra Tech Foster Wheeler, Inc. | EM61 MKII Pushcart | Open Field 1 | YPG OF Partial GT 1 | 169 | 169 |
| USACE ERDC | EM63 Pushcart | Open Field 1 | YPG OF Partial GT 1 | 249 | 249 |
| GEM-3/Pushcart | Open Field 1 | YPG OF Partial GT 1 | 135 | 135 | |
| TM-4 Magnetometer/Sling | Open Field 1 | YPG OF Partial GT 1 | 364 | 364 | |
| Shallow Water Site APG | YPG | SWS |
|||||
| Shallow Water UXO Detection Final Report | |||||
| Vendor | System | Record Number |
Technical Paper |
||
| Geophex, LTD | GEM-3 Array | 1 | 1 | ||
| Tetra-Tech EC, Inc. | Dual Acoustic and Magnetometer Array | 2 | 2 | ||
| IT Jewell, Inc. | Magnetometer | 3 | 3 | ||
| Concurrent Technologies Corporation | FEREX DLG-GPS Magnetometer | 4 | 4 | ||
| NAEVA Geophysics | EM61 MKII | 5 | 5 | ||
| Geonics EM61 High Power | 6 | 6 | |||
| AMEC Earth and Environmental, Inc. | 3DGEO/SLED | 7 | 7 | ||
Standardized UXO Technology
Demonstration Site
For more information, please contact the
Army Environmental Hotline
E-mail: Environmental Hotline
Phone: 800-USA-3845 (800-327-3845)