| usgs surface water toolbox | 1.04 | 0.4 | 540 | 26 | 21 |
| usgs surface water software | 0.5 | 0.3 | 1100 | 27 | 74 |
| office of surface water usgs | 0.8 | 0.4 | 1754 | 28 | 82 |
| usgs surface water data | 0.87 | 1 | 2126 | 23 | 18 |
| usgs surface water gages | 0.5 | 0.1 | 3522 | 24 | 58 |
| usgs surface water 02130000 | 0.39 | 0.8 | 6983 | 27 | 97 |
| water surface tension engineering toolbox | 0.22 | 0.8 | 3705 | 41 | 32 |
| usgs surface water specialist | 0.05 | 0.4 | 9137 | 29 | 49 |
| usgs surface water data for the nation | 1.76 | 1 | 2627 | 38 | 60 |
| usgs water well database | 0.84 | 0.4 | 2583 | 24 | 88 |
| usgs surface water techniques and methods | 0.61 | 1 | 3914 | 41 | 12 |
| water services usgs site | 1.94 | 0.4 | 3680 | 24 | 35 |
| usgs water table map | 0.32 | 0.2 | 7222 | 20 | 14 |
| usgs water well map | 1.28 | 0.2 | 2099 | 19 | 86 |
| usgs water gage locations shapefile | 0.36 | 0.2 | 8835 | 35 | 83 |
| usgs water resource center | 1.83 | 0.6 | 7484 | 26 | 9 |
| usgs water use program | 1.94 | 0.2 | 531 | 22 | 38 |
| water properties engineering toolbox | 1.83 | 0.5 | 553 | 36 | 82 |
| usgs water wells map | 1.03 | 0.9 | 3318 | 20 | 24 |
| usgs water quality field publications | 0.11 | 0.2 | 5955 | 37 | 82 |
| usgs watershed mapping tool | 1.26 | 0.1 | 4889 | 27 | 22 |
