Hydrological Unit: Willow
| Site number | Name | Site type |
|---|---|---|
| 06101000 | Willow Creek near Devon MT | Stream |
| 06101200 | Willow Creek near Galata, MT | Stream |
| 481724111153101 | 35N04E18DBAB01 | Well |
| 483142111084701 | 32N04E13DADB01 | Well |
| 483209112095001 | 32N04W18ADAA01 | Well |
| 483629111442001 | 33N01W21ABCA01 | Well |
| 483745111480601 | 33N02W02DCAA01 | Well |
| 483819111083601 | 33N04E12AAAB01 | Well |
| 483821111483501 | 33N02W01CDCD01 | Well |
| 483834111491801 | 33N02W02DACD01 | Well |
| 483834111492701 | 33N02W02DCAA02 | Well |
| 484119111360001 | 34N01E21DAAA01 | Well |
| 484130111282501 | 34N02E21ADBC01 | Well |
| 484318111314501 | 36N02E07C 01 | Spring |
| 484420111264601 | 34N02E02BBBC01 | Well |
| 484424111134801 | 34N04E05AAAA01 | Well |
| 484603111270301 | 35N02E27AABD01 | Well |
| 484616111280801 | 35N02E22CCCA01 | Well |
| 484617111130301 | 35N04E21DCBC01 | Well |
| 484636111211001 | 35N03E21BDCD01 | Well |
| 484649111215501 | 35N03E20AACC01 | Spring |
| 484701111264801 | 35N02E23BBBB01 | Well |
| 484800111265901 | 35N02E10DD 01 | Well |
| 484840111193401 | 35N03E10ABBD01 | Well |
| 484912111290401 | 35N02E04BDCC01 | Spring |
| 484914111225301 | 35N03E05BCCC01 067 | Spring |
| 484915111225301 | 35N03E05BCCC01 | Well |
| 484942111231801 | 36N03E31DCDA01 | Spring |
| 485105111201201 | 36N03E27BCB01 | Spring |
| 485226111225901 | 36N03E18DDAA01 | Spring |
| 485323111283201 | 36N02E09DBDA01 | Spring |
| 485453111311901 | 37N02E31CDDD01 | Spring |