LONGHORN ARMY AMMUNITION PLANT
KARNACK, TX
Superfund Site Profile
Site Contacts
Community Involvement Coordinator
Janetta Coats
(214) 665-7308
Remedial Project Manager
Brian Follin
(214) 665-7490
Site Location
Street Address:15600 Highway 134
KARNACK, TX 75661
Background
The 8,416-acre Longhorn Army Ammunition Plant (LHAAP) installation is located between State Highway 43 and Caddo Lake in Karnack, Harrison County, Texas, approximately 14 miles northeast of Marshall, Texas, and approximately 40 miles northwest of Shreveport, Louisiana. The site is in a rural area and operated from 1942 to 1997, historically manufacturing TNT, rocket motors and various pyrotechnic items.