[
]
][]
Studies of the groundwater of North Dakota counties are published jointly by the North Dakota Geological Survey as Bulletins and by the North Dakota State Water Commission as
County Groundwater Studies. The table that follows indicates equivalent volumes for each county.
| County | NDGS Bulletin No. | NDSWC Studies No. |
| Adams | B-65 | CGS-22 |
| Barnes | B-43 | CGS-4 |
| Benson | B-59 | CGS-18 |
| Billings | B-76 | CGS-29 |
| Bottineau | B-78 | CGS-35 |
| Bowman | B-65 | CGS-22 |
| Burke | B-55 | CGS-14 |
| Burleigh | B-42 | CGS-3 |
| Cass | B-47 | CGS-8 |
| Cavalier | B-62 | CGS-20 |
| Dickey | B-70 | CGS-28 |
| Divide | B-45 | CGS-6 |
| Dunn | B-68 | CGS-25 |
| Eddy | B-44 | CGS-5 |
| Emmons | B-66 | CGS-23 |
| Foster | B-44 | CGS-5 |
| Golden Valley | B-76 | CGS-29 |
| Grand Forks | B-53 | CGS-13 |
| Grant | B-67 | CGS-24 |
| Griggs | B-64 | CGS-21 |
| Hettinger | None | CGS-16 |
| Kidder | B-36 | CGS-1 |
| LaMoure | B-70 | CGS-28 |
| Logan | B-37, B-77 | CGS-34 |
| McHenry | B-74 | CGS-33 |
| McIntosh | B-37, B-73 | CGS-30 |
| McKenzie | B-80 | CGS-37 |
| McLean | B-60 | CGS-19 |
| Mercer | B-56 | CGS-15 |
| Morton | B-72 | CGS-27 |
| Mountrail | B-55 | CGS-14 |
| Nelson | B-57 | CGS-17 |
| Oliver | B-56 | CGS-15 |
| Pembina | B-62 | CGS-20 |
| Pierce | B-59 | CGS-18 |
| Ramsey | B-71 | CGS-26 |
| Ransom | B-69 | CGS-31 |
| Renville | B-50 | CGS-11 |
| Richland | B-46 | CGS-7 |
| Rolette | B-58 | CGS-35 |
| Sargent | B-69 | CGS-31 |
| Sheridan | B-75 | CGS-32 |
| Sioux | B-67 | CGS-24 |
| Slope | B-76 | CGS-29 |
| Stark | None | CGS-16 |
| Steele | B-64 | CGS-21 |
| Stutsman | B-41 | CGS-2 |
| Towner | B-79 | CGS-36 |
| Traill | B-49 | CGS-10 |
| Walsh | B-57 | CGS-17 |
| Ward | B-50 | CGS-11 |
| Wells | B-51 | CGS-12 |
| Williams | B-48 | CGS-9 |