| NOAA (10) |
| USGS (6) |
| FEMA (sampler) |
| NRCS climate and soils |
| CIESIN/EPA |
| CIESIN/NASA |
| DOT NTAD |
| National Park Service |
| Army Corps of Engineers |
| Tri-Services Center |
| National Wetlands Inventory |
| Census (sampler) |
| Minerals Management Service |
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