| Plant: | EPCO Beatrice, Nebraska |
| Plant Startup: | June 1998 | |
| Plant Capacity: | 250 tons per day | |
| Address: | 22588 SW 89 Road , Beatrice, NE | |
|
| Plant: | EPCO Aurora, Nebraska |
| Plant Startup: | July 2000 | |
| Plant Capacity: | 250 tons per day | |
| Address: | 1220 Lincoln Ave., Aurora, NE | |
| Plant: | EPCO York, Nebraska |
| Plant Startup: | June 1998 | |
| Plant Capacity: | 225 tons per day | |
| Address: | 1412 Road "O", York, NE | |