| US gallon | 1 gal (US) | 2 gal (US) | 3 gal (US) | 4 gal (US) | 5 gal (US) | 6 gal (US) | 7 gal (US) | 8 gal (US) | 9 gal (US) | 10 gal (US) | 11 gal (US) | 12 gal (US) | 13 gal (US) | 14 gal (US) | 15 gal (US) | 16 gal (US) | 17 gal (US) | 18 gal (US) | 19 gal (US) | 20 gal (US) | 21 gal (US) | 22 gal (US) | 23 gal (US) | 24 gal (US) | 25 gal (US) | 26 gal (US) | 27 gal (US) | 28 gal (US) | 29 gal (US) | 30 gal (US) | 31 gal (US) | 32 gal (US) | 33 gal (US) | 34 gal (US) | 35 gal (US) | 36 gal (US) | 37 gal (US) | 38 gal (US) | 39 gal (US) | 40 gal (US) | 41 gal (US) | 42 gal (US) | 43 gal (US) | 44 gal (US) | 45 gal (US) | 46 gal (US) | 47 gal (US) | 48 gal (US) | 49 gal (US) | 50 gal (US) | 51 gal (US) | 52 gal (US) | 53 gal (US) | 54 gal (US) | 55 gal (US) | 56 gal (US) | 57 gal (US) | 58 gal (US) | 59 gal (US) | 60 gal (US) | 61 gal (US) | 62 gal (US) | 63 gal (US) | 64 gal (US) | 65 gal (US) | 66 gal (US) | 67 gal (US) | 68 gal (US) | 69 gal (US) | 70 gal (US) | 71 gal (US) | 72 gal (US) | 73 gal (US) | 74 gal (US) | 75 gal (US) | 76 gal (US) | 77 gal (US) | 78 gal (US) | 79 gal (US) | 80 gal (US) | 81 gal (US) | 82 gal (US) | 83 gal (US) | 84 gal (US) | 85 gal (US) | 86 gal (US) | 87 gal (US) | 88 gal (US) | 89 gal (US) | 90 gal (US) | 91 gal (US) | 92 gal (US) | 93 gal (US) | 94 gal (US) | 95 gal (US) | 96 gal (US) | 97 gal (US) | 98 gal (US) | 99 gal (US) | 100 gal (US) |
| acre-foot | 3.0688832739738 × 10-6 ac ft | 6.1377665479475 × 10-6 ac ft | 9.2066498219213 × 10-6 ac ft | 1.2275533095895 × 10-5 ac ft | 1.5344416369869 × 10-5 ac ft | 1.8413299643843 × 10-5 ac ft | 2.1482182917816 × 10-5 ac ft | 2.455106619179 × 10-5 ac ft | 2.7619949465764 × 10-5 ac ft | 3.0688832739738 × 10-5 ac ft | 3.3757716013711 × 10-5 ac ft | 3.6826599287685 × 10-5 ac ft | 3.9895482561659 × 10-5 ac ft | 4.2964365835633 × 10-5 ac ft | 4.6033249109606 × 10-5 ac ft | 4.910213238358 × 10-5 ac ft | 5.2171015657554 × 10-5 ac ft | 5.5239898931528 × 10-5 ac ft | 5.8308782205501 × 10-5 ac ft | 6.1377665479475 × 10-5 ac ft | 6.4446548753449 × 10-5 ac ft | 6.7515432027423 × 10-5 ac ft | 7.0584315301396 × 10-5 ac ft | 7.365319857537 × 10-5 ac ft | 7.6722081849344 × 10-5 ac ft | 7.9790965123318 × 10-5 ac ft | 8.2859848397291 × 10-5 ac ft | 8.5928731671265 × 10-5 ac ft | 8.8997614945239 × 10-5 ac ft | 9.2066498219213 × 10-5 ac ft | 9.5135381493187 × 10-5 ac ft | 9.820426476716 × 10-5 ac ft | 0.0001013 ac ft | 0.0001043 ac ft | 0.0001074 ac ft | 0.0001105 ac ft | 0.0001135 ac ft | 0.0001166 ac ft | 0.0001197 ac ft | 0.0001228 ac ft | 0.0001258 ac ft | 0.0001289 ac ft | 0.0001320 ac ft | 0.0001350 ac ft | 0.0001381 ac ft | 0.0001412 ac ft | 0.0001442 ac ft | 0.0001473 ac ft | 0.0001504 ac ft | 0.0001534 ac ft | 0.0001565 ac ft | 0.0001596 ac ft | 0.0001627 ac ft | 0.0001657 ac ft | 0.0001688 ac ft | 0.0001719 ac ft | 0.0001749 ac ft | 0.0001780 ac ft | 0.0001811 ac ft | 0.0001841 ac ft | 0.0001872 ac ft | 0.0001903 ac ft | 0.0001933 ac ft | 0.0001964 ac ft | 0.0001995 ac ft | 0.0002025 ac ft | 0.0002056 ac ft | 0.0002087 ac ft | 0.0002118 ac ft | 0.0002148 ac ft | 0.0002179 ac ft | 0.0002210 ac ft | 0.0002240 ac ft | 0.0002271 ac ft | 0.0002302 ac ft | 0.0002332 ac ft | 0.0002363 ac ft | 0.0002394 ac ft | 0.0002424 ac ft | 0.0002455 ac ft | 0.0002486 ac ft | 0.0002516 ac ft | 0.0002547 ac ft | 0.0002578 ac ft | 0.0002609 ac ft | 0.0002639 ac ft | 0.0002670 ac ft | 0.0002701 ac ft | 0.0002731 ac ft | 0.0002762 ac ft | 0.0002793 ac ft | 0.0002823 ac ft | 0.0002854 ac ft | 0.0002885 ac ft | 0.0002915 ac ft | 0.0002946 ac ft | 0.0002977 ac ft | 0.0003008 ac ft | 0.0003038 ac ft | 0.0003069 ac ft |
This dry measure is one-eighth of a US Winchester bushel of 2150.42 cubic inches; it is therefore equal to exactly 268.8025 cubic inches or about 4.405 L. The US dry gallon is not used in commerce, and is not listed in the relevant statute, which jumps from the dry quart to the peck.
| Name of unit | Symbol | Definition | Relation to SI units | Unit System |
|---|---|---|---|---|
| US gallon | gal (US) | ≡ 1⁄8 bu (US lvl) | = 4.40488377086×10−3 m3 | Imperial/US |
| US gallons | acre-feet | US gallons | acre-feet |
|---|---|---|---|
| 1 | = 3.0688832739738E-6 | 6 | = 1.8413299643843E-5 |
| 2 | = 6.1377665479475E-6 | 7 | = 2.1482182917816E-5 |
| 3 | = 9.2066498219213E-6 | 8 | = 2.455106619179E-5 |
| 4 | = 1.2275533095895E-5 | 9 | = 2.7619949465764E-5 |
| 5 | = 1.5344416369869E-5 | 10 | = 3.0688832739738E-5 |
The acre-foot is a unit of volume commonly used in the United States in reference to large-scale water resources, such as reservoirs, aqueducts, canals, sewer flow capacity, irrigation water, and river flows.
| Name of unit | Symbol | Definition | Relation to SI units | Unit System |
|---|---|---|---|---|
| acre-foot | ac ft | ≡ 1 ac x 1 ft = 43560 cu ft | = 1233.48183754752 m3 | Imperial/US |
| acre-feet | US gallons | acre-feet | US gallons |
|---|---|---|---|
| 1 | = 325851.42891575 | 6 | = 1955108.5734945 |
| 2 | = 651702.8578315 | 7 | = 2280960.0024103 |
| 3 | = 977554.28674726 | 8 | = 2606811.431326 |
| 4 | = 1303405.715663 | 9 | = 2932662.8602418 |
| 5 | = 1629257.1445788 | 10 | = 3258514.2891575 |
| US gallons | acre-feet |
|---|---|
| 1 | = 3.0688832739738 × 10-6 |
| 325,851.4289158 | = 1 |
| Symbol | Definition |
|---|---|
| ≡ | exactly equal |
| ≈ | approximately equal to |
| = | equal to |
| digits | indicates that digits repeat infinitely (e.g. 8.294 369 corresponds to 8.294 369 369 369 369 …) |