| US cup | 1 c (US) | 2 c (US) | 3 c (US) | 4 c (US) | 5 c (US) | 6 c (US) | 7 c (US) | 8 c (US) | 9 c (US) | 10 c (US) | 11 c (US) | 12 c (US) | 13 c (US) | 14 c (US) | 15 c (US) | 16 c (US) | 17 c (US) | 18 c (US) | 19 c (US) | 20 c (US) | 21 c (US) | 22 c (US) | 23 c (US) | 24 c (US) | 25 c (US) | 26 c (US) | 27 c (US) | 28 c (US) | 29 c (US) | 30 c (US) | 31 c (US) | 32 c (US) | 33 c (US) | 34 c (US) | 35 c (US) | 36 c (US) | 37 c (US) | 38 c (US) | 39 c (US) | 40 c (US) | 41 c (US) | 42 c (US) | 43 c (US) | 44 c (US) | 45 c (US) | 46 c (US) | 47 c (US) | 48 c (US) | 49 c (US) | 50 c (US) | 51 c (US) | 52 c (US) | 53 c (US) | 54 c (US) | 55 c (US) | 56 c (US) | 57 c (US) | 58 c (US) | 59 c (US) | 60 c (US) | 61 c (US) | 62 c (US) | 63 c (US) | 64 c (US) | 65 c (US) | 66 c (US) | 67 c (US) | 68 c (US) | 69 c (US) | 70 c (US) | 71 c (US) | 72 c (US) | 73 c (US) | 74 c (US) | 75 c (US) | 76 c (US) | 77 c (US) | 78 c (US) | 79 c (US) | 80 c (US) | 81 c (US) | 82 c (US) | 83 c (US) | 84 c (US) | 85 c (US) | 86 c (US) | 87 c (US) | 88 c (US) | 89 c (US) | 90 c (US) | 91 c (US) | 92 c (US) | 93 c (US) | 94 c (US) | 95 c (US) | 96 c (US) | 97 c (US) | 98 c (US) | 99 c (US) | 100 c (US) |
| acre-foot | 1.9180520482604 × 10-7 ac ft | 3.8361040965208 × 10-7 ac ft | 5.7541561447811 × 10-7 ac ft | 7.6722081930415 × 10-7 ac ft | 9.5902602413019 × 10-7 ac ft | 1.1508312289562 × 10-6 ac ft | 1.3426364337823 × 10-6 ac ft | 1.5344416386083 × 10-6 ac ft | 1.7262468434343 × 10-6 ac ft | 1.9180520482604 × 10-6 ac ft | 2.1098572530864 × 10-6 ac ft | 2.3016624579125 × 10-6 ac ft | 2.4934676627385 × 10-6 ac ft | 2.6852728675645 × 10-6 ac ft | 2.8770780723906 × 10-6 ac ft | 3.0688832772166 × 10-6 ac ft | 3.2606884820426 × 10-6 ac ft | 3.4524936868687 × 10-6 ac ft | 3.6442988916947 × 10-6 ac ft | 3.8361040965208 × 10-6 ac ft | 4.0279093013468 × 10-6 ac ft | 4.2197145061728 × 10-6 ac ft | 4.4115197109989 × 10-6 ac ft | 4.6033249158249 × 10-6 ac ft | 4.795130120651 × 10-6 ac ft | 4.986935325477 × 10-6 ac ft | 5.178740530303 × 10-6 ac ft | 5.3705457351291 × 10-6 ac ft | 5.5623509399551 × 10-6 ac ft | 5.7541561447811 × 10-6 ac ft | 5.9459613496072 × 10-6 ac ft | 6.1377665544332 × 10-6 ac ft | 6.3295717592593 × 10-6 ac ft | 6.5213769640853 × 10-6 ac ft | 6.7131821689113 × 10-6 ac ft | 6.9049873737374 × 10-6 ac ft | 7.0967925785634 × 10-6 ac ft | 7.2885977833895 × 10-6 ac ft | 7.4804029882155 × 10-6 ac ft | 7.6722081930415 × 10-6 ac ft | 7.8640133978676 × 10-6 ac ft | 8.0558186026936 × 10-6 ac ft | 8.2476238075196 × 10-6 ac ft | 8.4394290123457 × 10-6 ac ft | 8.6312342171717 × 10-6 ac ft | 8.8230394219978 × 10-6 ac ft | 9.0148446268238 × 10-6 ac ft | 9.2066498316498 × 10-6 ac ft | 9.3984550364759 × 10-6 ac ft | 9.5902602413019 × 10-6 ac ft | 9.7820654461279 × 10-6 ac ft | 9.973870650954 × 10-6 ac ft | 1.016567585578 × 10-5 ac ft | 1.0357481060606 × 10-5 ac ft | 1.0549286265432 × 10-5 ac ft | 1.0741091470258 × 10-5 ac ft | 1.0932896675084 × 10-5 ac ft | 1.112470187991 × 10-5 ac ft | 1.1316507084736 × 10-5 ac ft | 1.1508312289562 × 10-5 ac ft | 1.1700117494388 × 10-5 ac ft | 1.1891922699214 × 10-5 ac ft | 1.208372790404 × 10-5 ac ft | 1.2275533108866 × 10-5 ac ft | 1.2467338313692 × 10-5 ac ft | 1.2659143518519 × 10-5 ac ft | 1.2850948723345 × 10-5 ac ft | 1.3042753928171 × 10-5 ac ft | 1.3234559132997 × 10-5 ac ft | 1.3426364337823 × 10-5 ac ft | 1.3618169542649 × 10-5 ac ft | 1.3809974747475 × 10-5 ac ft | 1.4001779952301 × 10-5 ac ft | 1.4193585157127 × 10-5 ac ft | 1.4385390361953 × 10-5 ac ft | 1.4577195566779 × 10-5 ac ft | 1.4769000771605 × 10-5 ac ft | 1.4960805976431 × 10-5 ac ft | 1.5152611181257 × 10-5 ac ft | 1.5344416386083 × 10-5 ac ft | 1.5536221590909 × 10-5 ac ft | 1.5728026795735 × 10-5 ac ft | 1.5919832000561 × 10-5 ac ft | 1.6111637205387 × 10-5 ac ft | 1.6303442410213 × 10-5 ac ft | 1.6495247615039 × 10-5 ac ft | 1.6687052819865 × 10-5 ac ft | 1.6878858024691 × 10-5 ac ft | 1.7070663229517 × 10-5 ac ft | 1.7262468434343 × 10-5 ac ft | 1.7454273639169 × 10-5 ac ft | 1.7646078843996 × 10-5 ac ft | 1.7837884048822 × 10-5 ac ft | 1.8029689253648 × 10-5 ac ft | 1.8221494458474 × 10-5 ac ft | 1.84132996633 × 10-5 ac ft | 1.8605104868126 × 10-5 ac ft | 1.8796910072952 × 10-5 ac ft | 1.8988715277778 × 10-5 ac ft | 1.9180520482604 × 10-5 ac ft |
In the United States, the customary cup is half of a liquid pint.
| 1 U.S. customary cup | = | 1⁄16 | U.S. customary gallon |
| = | 1⁄4 | U.S. customary quart | |
| = | 1⁄2 | U.S. customary pint | |
| = | 8 | U.S. customary fluid ounces | |
| = | 16 | U.S. customary tablespoons | |
| = | 48 | U.S. customary teaspoons | |
| ≡ | 236.5882365 | millilitres exactly | |
| ≈ | 15 2⁄3 | international tablespoons | |
| ≈ | 11.75 | Australian tablespoons | |
| ≈ | 0.833 | imperial cups | |
| ≈ | 8.33 | imperial fluid ounces |
| 1 US cups = 1.9180520482604E-7 acre-feet | 6 US cups = 1.1508312289562E-6 acre-feet |
| 2 US cups = 3.8361040965208E-7 acre-feet | 7 US cups = 1.3426364337823E-6 acre-feet |
| 3 US cups = 5.7541561447811E-7 acre-feet | 8 US cups = 1.5344416386083E-6 acre-feet |
| 4 US cups = 7.6722081930415E-7 acre-feet | 9 US cups = 1.7262468434343E-6 acre-feet |
| 5 US cups = 9.5902602413019E-7 acre-feet | 10 US cups = 1.9180520482604E-6 acre-feet |
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.
| 1 acre-feet = 5213622.8571429 US cups | 6 acre-feet = 31281737.142857 US cups |
| 2 acre-feet = 10427245.714286 US cups | 7 acre-feet = 36495360 US cups |
| 3 acre-feet = 15640868.571429 US cups | 8 acre-feet = 41708982.857143 US cups |
| 4 acre-feet = 20854491.428571 US cups | 9 acre-feet = 46922605.714286 US cups |
| 5 acre-feet = 26068114.285714 US cups | 10 acre-feet = 52136228.571429 US cups |
| 1 US cups = 1.9180520482604 × 10-7 acre-feet |
| 1 acre-feet = 5,213,622.8571429 US cups |