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-inch | 0.0015922 ac in | 0.0031843 ac in | 0.0047765 ac in | 0.0063687 ac in | 0.0079608 ac in | 0.0095530 ac in | 0.0111452 ac in | 0.0127373 ac in | 0.0143295 ac in | 0.0159217 ac in | 0.0175139 ac in | 0.0191060 ac in | 0.0206982 ac in | 0.0222904 ac in | 0.0238825 ac in | 0.0254747 ac in | 0.0270669 ac in | 0.0286590 ac in | 0.0302512 ac in | 0.0318434 ac in | 0.0334355 ac in | 0.0350277 ac in | 0.0366199 ac in | 0.0382120 ac in | 0.0398042 ac in | 0.0413964 ac in | 0.0429885 ac in | 0.0445807 ac in | 0.0461729 ac in | 0.0477651 ac in | 0.0493572 ac in | 0.0509494 ac in | 0.0525416 ac in | 0.0541337 ac in | 0.0557259 ac in | 0.0573181 ac in | 0.0589102 ac in | 0.0605024 ac in | 0.0620946 ac in | 0.0636867 ac in | 0.0652789 ac in | 0.0668711 ac in | 0.0684632 ac in | 0.0700554 ac in | 0.0716476 ac in | 0.0732397 ac in | 0.0748319 ac in | 0.0764241 ac in | 0.0780163 ac in | 0.0796084 ac in | 0.0812006 ac in | 0.0827928 ac in | 0.0843849 ac in | 0.0859771 ac in | 0.0875693 ac in | 0.0891614 ac in | 0.0907536 ac in | 0.0923458 ac in | 0.0939379 ac in | 0.0955301 ac in | 0.0971223 ac in | 0.0987144 ac in | 0.1003066 ac in | 0.1018988 ac in | 0.1034910 ac in | 0.1050831 ac in | 0.1066753 ac in | 0.1082675 ac in | 0.1098596 ac in | 0.1114518 ac in | 0.1130440 ac in | 0.1146361 ac in | 0.1162283 ac in | 0.1178205 ac in | 0.1194126 ac in | 0.1210048 ac in | 0.1225970 ac in | 0.1241891 ac in | 0.1257813 ac in | 0.1273735 ac in | 0.1289656 ac in | 0.1305578 ac in | 0.1321500 ac in | 0.1337422 ac in | 0.1353343 ac in | 0.1369265 ac in | 0.1385187 ac in | 0.1401108 ac in | 0.1417030 ac in | 0.1432952 ac in | 0.1448873 ac in | 0.1464795 ac in | 0.1480717 ac in | 0.1496638 ac in | 0.1512560 ac in | 0.1528482 ac in | 0.1544403 ac in | 0.1560325 ac in | 0.1576247 ac in | 0.1592168 ac in |
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-inches | imperial barrels | acre-inches |
---|---|---|---|
1 | = 0.0015921684618436 | 6 | = 0.0095530107710613 |
2 | = 0.0031843369236871 | 7 | = 0.011145179232905 |
3 | = 0.0047765053855307 | 8 | = 0.012737347694748 |
4 | = 0.0063686738473742 | 9 | = 0.014329516156592 |
5 | = 0.0079608423092178 | 10 | = 0.015921684618436 |
The acre-inch 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-inch | ac in | ≡ 1 ac × 1 in | = 102.79015312896 m3 | Imperial/US |
acre-inches | imperial barrels | acre-inches | imperial barrels |
---|---|---|---|
1 | = 628.07424212015 | 6 | = 3768.4454527209 |
2 | = 1256.1484842403 | 7 | = 4396.5196948411 |
3 | = 1884.2227263605 | 8 | = 5024.5939369612 |
4 | = 2512.2969684806 | 9 | = 5652.6681790814 |
5 | = 3140.3712106008 | 10 | = 6280.7424212015 |
imperial barrels | acre-inches |
---|---|
1 | = 0.0015922 |
628.0742421 | = 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 …) |