| Earthen Basin Seepage | |
| MPCA Ground Water Quality Adjacent to Animal Feedlots (PDF file 76.7K) | |
| MPCA Karst Workgroup Recommendations (PDF file 187K) | |
| MPCA Effects of Liquid Manure Storage Systems on Ground Water Quality—Summary Report (PDF file 187K) | |
| MPCA Effects of Liquid Manure Storage Systems on Ground Water Quality (PDF file 788K) | |
| Alberta Study and Design Recommendations (PDF file 200K) | |
| Manitoba Study on Seepage Below Feedlots (PDF file 107K) | |
| Nebraska Study on Seepage from Lagoons | |

