imperial barrel | 1 bl (imp) | 2 bl (imp) | 3 bl (imp) | 4 bl (imp) | 5 bl (imp) | 6 bl (imp) | 7 bl (imp) | 8 bl (imp) | 9 bl (imp) | 10 bl (imp) | 11 bl (imp) | 12 bl (imp) | 13 bl (imp) | 14 bl (imp) | 15 bl (imp) | 16 bl (imp) | 17 bl (imp) | 18 bl (imp) | 19 bl (imp) | 20 bl (imp) | 21 bl (imp) | 22 bl (imp) | 23 bl (imp) | 24 bl (imp) | 25 bl (imp) | 26 bl (imp) | 27 bl (imp) | 28 bl (imp) | 29 bl (imp) | 30 bl (imp) | 31 bl (imp) | 32 bl (imp) | 33 bl (imp) | 34 bl (imp) | 35 bl (imp) | 36 bl (imp) | 37 bl (imp) | 38 bl (imp) | 39 bl (imp) | 40 bl (imp) | 41 bl (imp) | 42 bl (imp) | 43 bl (imp) | 44 bl (imp) | 45 bl (imp) | 46 bl (imp) | 47 bl (imp) | 48 bl (imp) | 49 bl (imp) | 50 bl (imp) | 51 bl (imp) | 52 bl (imp) | 53 bl (imp) | 54 bl (imp) | 55 bl (imp) | 56 bl (imp) | 57 bl (imp) | 58 bl (imp) | 59 bl (imp) | 60 bl (imp) | 61 bl (imp) | 62 bl (imp) | 63 bl (imp) | 64 bl (imp) | 65 bl (imp) | 66 bl (imp) | 67 bl (imp) | 68 bl (imp) | 69 bl (imp) | 70 bl (imp) | 71 bl (imp) | 72 bl (imp) | 73 bl (imp) | 74 bl (imp) | 75 bl (imp) | 76 bl (imp) | 77 bl (imp) | 78 bl (imp) | 79 bl (imp) | 80 bl (imp) | 81 bl (imp) | 82 bl (imp) | 83 bl (imp) | 84 bl (imp) | 85 bl (imp) | 86 bl (imp) | 87 bl (imp) | 88 bl (imp) | 89 bl (imp) | 90 bl (imp) | 91 bl (imp) | 92 bl (imp) | 93 bl (imp) | 94 bl (imp) | 95 bl (imp) | 96 bl (imp) | 97 bl (imp) | 98 bl (imp) | 99 bl (imp) | 100 bl (imp) |
acre-foot | 0.0001327 ac ft | 0.0002654 ac ft | 0.0003980 ac ft | 0.0005307 ac ft | 0.0006634 ac ft | 0.0007961 ac ft | 0.0009288 ac ft | 0.0010614 ac ft | 0.0011941 ac ft | 0.0013268 ac ft | 0.0014595 ac ft | 0.0015922 ac ft | 0.0017248 ac ft | 0.0018575 ac ft | 0.0019902 ac ft | 0.0021229 ac ft | 0.0022556 ac ft | 0.0023883 ac ft | 0.0025209 ac ft | 0.0026536 ac ft | 0.0027863 ac ft | 0.0029190 ac ft | 0.0030517 ac ft | 0.0031843 ac ft | 0.0033170 ac ft | 0.0034497 ac ft | 0.0035824 ac ft | 0.0037151 ac ft | 0.0038477 ac ft | 0.0039804 ac ft | 0.0041131 ac ft | 0.0042458 ac ft | 0.0043785 ac ft | 0.0045111 ac ft | 0.0046438 ac ft | 0.0047765 ac ft | 0.0049092 ac ft | 0.0050419 ac ft | 0.0051745 ac ft | 0.0053072 ac ft | 0.0054399 ac ft | 0.0055726 ac ft | 0.0057053 ac ft | 0.0058380 ac ft | 0.0059706 ac ft | 0.0061033 ac ft | 0.0062360 ac ft | 0.0063687 ac ft | 0.0065014 ac ft | 0.0066340 ac ft | 0.0067667 ac ft | 0.0068994 ac ft | 0.0070321 ac ft | 0.0071648 ac ft | 0.0072974 ac ft | 0.0074301 ac ft | 0.0075628 ac ft | 0.0076955 ac ft | 0.0078282 ac ft | 0.0079608 ac ft | 0.0080935 ac ft | 0.0082262 ac ft | 0.0083589 ac ft | 0.0084916 ac ft | 0.0086242 ac ft | 0.0087569 ac ft | 0.0088896 ac ft | 0.0090223 ac ft | 0.0091550 ac ft | 0.0092876 ac ft | 0.0094203 ac ft | 0.0095530 ac ft | 0.0096857 ac ft | 0.0098184 ac ft | 0.0099511 ac ft | 0.0100837 ac ft | 0.0102164 ac ft | 0.0103491 ac ft | 0.0104818 ac ft | 0.0106145 ac ft | 0.0107471 ac ft | 0.0108798 ac ft | 0.0110125 ac ft | 0.0111452 ac ft | 0.0112779 ac ft | 0.0114105 ac ft | 0.0115432 ac ft | 0.0116759 ac ft | 0.0118086 ac ft | 0.0119413 ac ft | 0.0120739 ac ft | 0.0122066 ac ft | 0.0123393 ac ft | 0.0124720 ac ft | 0.0126047 ac ft | 0.0127373 ac ft | 0.0128700 ac ft | 0.0130027 ac ft | 0.0131354 ac ft | 0.0132681 ac ft |
A barrel is one of several units of volume applied in various contexts; there are dry barrels, fluid barrels (such as the UK beer barrel and US beer barrel), oil barrels and so on. For historical reasons the volumes of some barrel units are roughly double the volumes of others; volumes in common usage range from about 100 to 200 litres (22 to 44 imp gal; 26 to 53 US gal). In many connections the term "drum" is used almost interchangeably with "barrel".
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
imperial barrel | bl (imp) | ≡ 36 gal (imp) | = 0.16365924 m3 | Imperial/US |
imperial barrels | acre-feet | imperial barrels | acre-feet |
---|---|---|---|
1 | = 0.00013268070515363 | 6 | = 0.00079608423092178 |
2 | = 0.00026536141030726 | 7 | = 0.00092876493607541 |
3 | = 0.00039804211546089 | 8 | = 0.001061445641229 |
4 | = 0.00053072282061452 | 9 | = 0.0011941263463827 |
5 | = 0.00066340352576815 | 10 | = 0.0013268070515363 |
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 | imperial barrels | acre-feet | imperial barrels |
---|---|---|---|
1 | = 7536.8909054418 | 6 | = 45221.345432651 |
2 | = 15073.781810884 | 7 | = 52758.236338093 |
3 | = 22610.672716325 | 8 | = 60295.127243535 |
4 | = 30147.563621767 | 9 | = 67832.018148976 |
5 | = 37684.454527209 | 10 | = 75368.909054418 |
imperial barrels | acre-feet |
---|---|
1 | = 0.0001327 |
7,536.8909054 | = 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 …) |