Longhorn Army Ammunition Plant
Location
Karnack, TX
Karnack, TX
Known Toxins31
Years of Operation1942-1997
Base Background
Longhorn Army Ammunition Plant was established during World War II as a TNT production site. This facility manufactured ammunition throughout the 20th century and officially closed in 1997. It was classified as a Superfund site in 1990 following the discovery of contamination.
Known Toxins
The following chart outlines the medical conditions associated with toxic exposure at this base, classified by the strength of evidence required (strong, good or limited).* Please keep in mind that it is not a complete list.
Search the table for a specific disease :
| Toxin | Potential Effects & Strength of Evidence Needed | |||
|---|---|---|---|---|
| Strong | Good | Limited | ||
| 1,3-dinitrobenzene | Potential Effects & Strength of Evidence Needed | - | - | - |
| 1,3,5-trinitrobenzene | Potential Effects & Strength of Evidence Needed | - | - | - |
| 2,6-dinitrotoluene | Potential Effects & Strength of Evidence Needed | - | - | - |
| Acetone | Potential Effects & Strength of Evidence Needed | - | Arrhythmias |
- |
| Aluminium | Potential Effects & Strength of Evidence Needed | Lung cancer Bronchitis chronic |
Spasticity/Myoclonus Seizures... Pneumonitis hypersensitivity Dementia Decreased Coordination/ Dysequilibrium Asthma allergic |
Sarcoidosis Pulmonary fibrosis... Pulmonary edema Porphyria toxic Parkinson's disease/Movement disorders Coronary artery disease, peripheral vascular disease, atherosclerosis Cognitive impairment (includes impaired learning, impaired memory, and decreased attention span) Alzheimer's ALS (Lou Gehrig's disease) Abnormal sperm (morphology, motility, and sperm count) |
| Antimony | Potential Effects & Strength of Evidence Needed | Bronchitis chronic |
COPD chronic obstructive pulmonary disease Arrhythmias |
Pulmonary edema Nasal septal perforation... Menstrual disorders Fetotoxicity (Miscarriage/spontaneous abortion; stillbirth) Bladder cancer Anemia hemolytic Acute hepatocellular injury (Hepatitis) |
| Arsenic | Potential Effects & Strength of Evidence Needed | Peripheral neuropathy Hyperkeratosis/Hyperpigmentation... Diabetes Type II Coronary artery disease, peripheral vascular disease, atherosclerosis |
Steatosis (fatty liver) Skeletal malformations... Renal (kidney) cancer Raynaud's phenomenon Pneumonitis hypersensitivity Neural tube defects/CNS malformations Nasal septal perforation Myocardial ischemia Low birth weight/Small for Gestational Age Hypertension Hepatoportal Sclerosis Fetotoxicity (Miscarriage/spontaneous abortion; stillbirth) Congenital malformations general Cirrhosis Cardiomyopathy Bladder cancer Arrhythmias Anemia hemolytic Alopecia Adult-Onset Leukemias |
Neurosthenia (Organic affective syndrome) Myelodysplastic syndrome... Metal fume fever Immune suppression Hepatocellular cancer (Liver cancer) Genitourinary malformations (includes cryptorchidism, hypospadias) Cognitive impairment (includes impaired learning, impaired memory, and decreased attention span) Acute tubular necrosis |
| Barium | Potential Effects & Strength of Evidence Needed | - | - | Sarcoidosis Arrhythmias |
| Benzene | Potential Effects & Strength of Evidence Needed | Myelodysplastic syndrome Multiple myeloma... Aplastic anemia |
Scleroderma Renal (kidney) cancer... Preterm delivery Menstrual disorders Lymphoma non Hodgkin's Autoimmune antibodies, positive ANA Arrhythmias |
Peripheral neuropathy Neural tube defects/CNS malformations... Nasopharyngeal/SinoNasal cancer Lung cancer Immune suppression Hepatocellular cancer (Liver cancer) Cardiac congenital malformations Breast cancer Brain cancer adult Asthma irritant |
| Cadmium | Potential Effects & Strength of Evidence Needed | Renal stones Osteoporosis... Itaiitai disease Chronic renal disease Acute tubular necrosis |
Reduced Fertility Male (infertility and subfertility) Prostate cancer... Pneumonia Nephrotic syndrome COPD chronic obstructive pulmonary disease Cardiomyopathy Anemia hemolytic |
Testicular cancer Soft tissue sarcoma... Renal (kidney) cancer Pulmonary fibrosis Pulmonary edema Peripheral neuropathy Pancreatic cancer Oral clefts (cleft lip and palate) Neural tube defects/CNS malformations Metal fume fever Menstrual disorders Immune suppression Hypoactivity Hypertension Genitourinary malformations (includes cryptorchidism, hypospadias) Decreased I.Q../Mental retardation Congenital malformation Cranio Facial Cognitive impairment (includes impaired learning, impaired memory, and decreased attention span) Brain cancer adult Autoimmune antibodies, positive ANA Arrhythmias ADD/ADHD, hyperactivity Abnormal sperm (morphology, motility, and sperm count) |
| Carbon tetrachloride | Potential Effects & Strength of Evidence Needed | Steatosis (fatty liver) Cirrhosis... Acute tubular necrosis Acute hepatocellular injury (Hepatitis) |
Scleroderma Porphyria toxic... Lymphoma non Hodgkin's Childhood Leukemias Autoimmune antibodies, positive ANA Arrhythmias Aplastic anemia Adult-Onset Leukemias |
Renal (kidney) cancer Pancreatitis... Pancreatic cancer Oral clefts (cleft lip and palate) Nephrotic syndrome Melanoma Low birth weight/Small for Gestational Age Immune suppression Hepatocellular cancer (Liver cancer) Brain cancer adult |
| Chloroethene | Potential Effects & Strength of Evidence Needed | - | - | - |
| Chromium | Potential Effects & Strength of Evidence Needed | Skin ulceration Parkinson's disease/Movement disorders... Nasopharyngeal/SinoNasal cancer Nasal septal perforation Nasal polyps Cholestasis Bronchitis acute Asthma allergic |
Stomach cancer Pulmonary fibrosis... Psychiatric disturbances Pneumonitis hypersensitivity Pneumonia Photosensitivity Peripheral neuropathy Decreased Coordination/ Dysequilibrium COPD chronic obstructive pulmonary disease Chronic renal disease Bronchitis acute Brain cancer adult ADD/ADHD, hyperactivity Acute tubular necrosis |
Soft tissue sarcoma Skeletal malformations... Renal (kidney) cancer Reduced Fertility Male (infertility and subfertility) Prostate cancer Peripheral neuropathy Pancreatic cancer Neurosthenia (Organic affective syndrome) Neural tube defects/CNS malformations Metal fume fever Immune suppression Fetotoxicity (Miscarriage/spontaneous abortion; stillbirth) Esophageal cancer Erectile dysfunction Delayed growth COPD chronic obstructive pulmonary disease Cognitive impairment (includes impaired learning, impaired memory, and decreased attention span) Bladder cancer Autoimmune antibodies, positive ANA Arrhythmias Adult-Onset Leukemias Abnormal sperm (morphology, motility, and sperm count) |
| Cobalt | Potential Effects & Strength of Evidence Needed | Thyroid disorders Hypothyroidism Hard metal disease... Cardiomyopathy Asthma allergic |
- | Soft tissue sarcoma Sarcoidosis... Pancreatitis Lung cancer Arrhythmias |
| Dinitrobenzene (misc.) | Potential Effects & Strength of Evidence Needed | - | - | - |
| Ethylbenzene | Potential Effects & Strength of Evidence Needed | - | - | - |
| Iron | Potential Effects & Strength of Evidence Needed | Bronchitis chronic |
- | Soft tissue sarcoma Diabetes Type II... Brain cancer adult Alzheimer's |
| Lead | Potential Effects & Strength of Evidence Needed | Seizures Reduced Fertility Male (infertility and subfertility)... Peripheral neuropathy Hypertension Gout Developmental Delay Decreased I.Q../Mental retardation Decreased Coordination/ Dysequilibrium Coronary artery disease, peripheral vascular disease, atherosclerosis Cognitive impairment (includes impaired learning, impaired memory, and decreased attention span) Chronic renal disease Behavioral problems Anemia hemolytic ADD/ADHD, hyperactivity Abnormal sperm (morphology, motility, and sperm count) |
Reduced Fertility Female (infertility and subfertility) Psychiatric disturbances... Preterm delivery Porphyria toxic Pancreatic cancer Nephrotic syndrome Low birth weight/Small for Gestational Age Immune suppression Hearing loss Glomerulonephritis Fetotoxicity (Miscarriage/spontaneous abortion; stillbirth) Delayed growth Cardiomyopathy Arrhythmias Altered time to sexual maturation (accelerated or delayed puberty) |
Wilm's Tumor Uterine cancer... Thyroid disorders Hypothyroidism Stomach cancer Reduced Fertility Male (infertility and subfertility) Osteoporosis Neurosthenia (Organic affective syndrome) Lung cancer Hepatocellular cancer (Liver cancer) Erectile dysfunction Diabetes Type II Congenital malformation Cranio Facial Colorectal cancer Carcinoid Breast cancer Brain cancer adult Bladder cancer Alzheimer's Altered time to sexual maturation (accelerated or delayed puberty) ALS (Lou Gehrig's disease) Abnormal sperm (morphology, motility, and sperm count) |
| Manganese | Potential Effects & Strength of Evidence Needed | Parkinson's disease/Movement disorders Cholestasis |
Psychiatric disturbances Pneumonitis hypersensitivity... Pneumonia Peripheral neuropathy Decreased Coordination/ Dysequilibrium Bronchitis acute ADD/ADHD, hyperactivity |
Skeletal malformations Reduced Fertility Male (infertility and subfertility)... Peripheral neuropathy Neurosthenia (Organic affective syndrome) Neural tube defects/CNS malformations Metal fume fever Fetotoxicity (Miscarriage/spontaneous abortion; stillbirth) Erectile dysfunction Delayed growth COPD chronic obstructive pulmonary disease Cognitive impairment (includes impaired learning, impaired memory, and decreased attention span) Arrhythmias |
| Mercury | Potential Effects & Strength of Evidence Needed | Peripheral neuropathy Hearing loss... Behavioral problems Acute tubular necrosis |
Low birth weight/Small for Gestational Age Immune suppression... Hormonal changes (levels of circulating sex hormones FSH/LH, Inhibin, and/or estrogens, progesterones, and androgens) Glomerulonephritis Fetotoxicity (Miscarriage/spontaneous abortion; stillbirth) Congenital malformations general Chronic renal disease Autoimmune antibodies, positive ANA Aplastic anemia Anemia hemolytic |
Thyroid disorders Hypothyroidism Scleroderma... Reduced Fertility Female (infertility and subfertility) Reduced Fertility Male (infertility and subfertility) Neurosthenia (Organic affective syndrome) Nephrotic syndrome Myocardial ischemia Menstrual disorders Coronary artery disease, peripheral vascular disease, atherosclerosis |
| Nickel | Potential Effects & Strength of Evidence Needed | Asthma allergic |
Stomach cancer Pulmonary fibrosis... Pulmonary edema Nasal septal perforation Laryngeal cancer Immune suppression |
Soft tissue sarcoma Renal (kidney) cancer... Prostate cancer Myocardial ischemia Myelodysplastic syndrome Metal fume fever Mesothelioma Fetotoxicity (Miscarriage/spontaneous abortion; stillbirth) Arrhythmias |
| Nitrobenzene | Potential Effects & Strength of Evidence Needed | - | - | Lung cancer |
| Petroleum | Potential Effects & Strength of Evidence Needed | - | - | Multiple myeloma Laryngeal cancer |
| Selenium | Potential Effects & Strength of Evidence Needed | - | - | Pulmonary edema Cirrhosis... Alopecia |
| Silver | Potential Effects & Strength of Evidence Needed | - | - | Chronic renal disease |
| Strontium | Potential Effects & Strength of Evidence Needed | - | - | Hormonal changes (levels of circulating sex hormones FSH/LH, Inhibin, and/or estrogens, progesterones, and androgens) |
| Thallium | Potential Effects & Strength of Evidence Needed | Peripheral neuropathy |
Alopecia |
Psychiatric disturbances Menstrual disorders |
| Trinitrotoluene (TNT) | Potential Effects & Strength of Evidence Needed | Cirrhosis Acute hepatocellular injury (Hepatitis) |
Steatosis (fatty liver) Methemoglobinemia... Coronary artery disease, peripheral vascular disease, atherosclerosis Aplastic anemia |
Menstrual disorders Erectile dysfunction... Abnormal sperm (morphology, motility, and sperm count) |
| Vanadium | Potential Effects & Strength of Evidence Needed | COPD chronic obstructive pulmonary disease Bronchitis chronic... Asthma allergic |
Acute tubular necrosis |
Reduced Fertility Female (infertility and subfertility) Pneumonia... Fetotoxicity (Miscarriage/spontaneous abortion; stillbirth) Bronchitis acute |
| Xylene | Potential Effects & Strength of Evidence Needed | - | Scleroderma Menstrual disorders... Arrhythmias |
Stomach cancer Peripheral neuropathy... Delayed growth Colorectal cancer Brain cancer adult Acute hepatocellular injury (Hepatitis) |
| Zinc | Potential Effects & Strength of Evidence Needed | Skin ulceration |
- | Testicular cancer |
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Organic nitrogen compounds were also found at the site. If you were stationed at Longhorn Army Ammunition Plant and later experienced adverse health effects, you could be eligible for VA disability. Our disability lawyers assisting veterans in Texas and nationwide may be able to help you disabled veteran benefits and monthly compensation. Get a free case evaluation here.
*Effects are according to the Center for Disease Control and Prevention’s Agency for Toxic Substances & Disease Registry unless otherwise noted.