437:
451:
42:
425:. One acre-foot is approximately equivalent to 1.233 megaliters. Large bodies of water may be measured in cubic kilometers (1,000,000,000 m, or 1000 gigaliter), with 1 million acre-feet approximately equalling 1.233 km.
680:
1191:
503:
This conversion assumes the international foot is used to define the U.S. gallon and the U.S. survey foot to define the acre foot. If the same foot is used for both, the result is the
662:
370:
is followed and often enforced, a typical family uses only about 0.25 acre-foot of water per year. One acre-foot/year is approximately 119 cu ft/d (3.38 m/d).
366:
in US water management, one acre-foot is taken to be the planned annual water usage of a suburban family household. In some areas of the desert
Southwest, where
655:
1170:
648:
574:
474:
611:
547:
250:(i.e. 66 ft × 660 ft or 20.12 m × 201.17 m), an acre-foot is 43,560 cubic feet (1,233.5 m).
57:
671:
479:
189:
253:
There are two definitions of an acre-foot (differing by about 0.0006%), depending on whether the "foot" used is an
1165:
1196:
197:
1058:
464:
378:
694:
469:
1134:
1084:
610:
Planning
Division, Planning & Land Use Department, City of Santa Fe, New Mexico (February 2001).
605:
612:"Water Use in Santa Fe: A survey of residential and commercial water use in the Santa Fe urban area"
1150:
1124:
1109:
581:
484:
1160:
1155:
367:
62:
223:, 82 ft (25 m) long, 52 ft (16 m) wide and 9.8 ft (3 m) deep.
1053:
953:
377:
has been used historically in the US in many water-management agreements, for example the
296:
168:
551:
1129:
1089:
958:
442:
205:
1185:
1032:
994:
928:
615:
410:
363:
220:
1104:
1079:
989:
974:
908:
744:
729:
456:
436:
243:
1119:
1099:
979:
913:
887:
846:
782:
772:
767:
762:
714:
709:
704:
640:
418:
286:
258:
254:
236:
117:
1114:
1094:
1063:
1037:
882:
851:
841:
820:
815:
810:
805:
724:
432:
213:
209:
134:
1009:
892:
450:
422:
320:
193:
151:
1004:
836:
526:
The state of
Montana assumes 1.0 acre-foot per year for a family of five.
17:
1027:
734:
247:
41:
923:
866:
185:
231:
As the name suggests, an acre-foot is defined as the volume of one
984:
861:
414:
201:
918:
856:
777:
739:
719:
699:
232:
644:
999:
620:
391: acre⋅ft/a (590 m/s) among seven western US states.
413:
is in common use and water volumes are normally expressed in
394:
Water reservoir capacities in the US are commonly given in
181:
608:
rate averages 0.25 acre-foot per year per household. See
573:
Water Rights Bureau; state of
Montana (13 April 2004).
192:
in reference to large-scale water resources, such as
1192:
Customary units of measurement in the United States
1143:
1072:
1046:
1020:
967:
946:
901:
875:
829:
798:
791:
755:
687:
157:
140:
123:
106:
84:
76:
68:
56:
51:
34:
188:equal to about 1,233 m commonly used in the
219:An acre-foot equals approximately an eight-lane
656:
8:
409:In most other countries except the US, the
795:
663:
649:
641:
575:"Form No. 627 R8/03 Notice of Water Right"
40:
31:
46:An acre-foot volume (not drawn to scale)
539:
517:U.S. gal figure as obtained previously.
496:
270:= 43,560 cubic feet = 75,271,680 cu in
7:
681:Comparison with imperial unit system
475:List of unusual units of measurement
351:≈ 325,853.383688 U.S. gal
344:≈ 271,329.700571 imp gal
278:= 43,560 international cubic feet
235:of surface area to a depth of one
25:
1171:Foot–pound–second system of units
88:
449:
435:
330:= 43,560 U.S. survey cubic feet
242:Since an acre is defined as a
1:
672:United States customary units
480:United States customary units
1213:
1064:Kilopounds per square inch
1166:English Engineering Units
678:
275:1 international acre-foot
102:
39:
1073:Other units and measures
327:1 U.S. survey acre-foot
1059:Pounds per square inch
465:Cubic meter per second
396:thousands of acre-feet
379:Colorado River Compact
295:≈ 271,328.072596
695:Thousandth of an inch
470:Cubic foot per second
27:Non-SI unit of volume
1135:Ton of refrigeration
1085:British thermal unit
606:Santa Fe, New Mexico
337:≈ 1233.4892384681 m
285:= 1,233.48183754752
255:"international foot"
1151:American wire gauge
1125:Pound-foot (torque)
1110:Foot-pound (energy)
554:on 14 November 2005
485:Unit of measurement
97:... is equal to ...
52:General information
1161:Body jewelry sizes
1156:Avoirdupois system
587:on 25 January 2008
381:, which divides 15
375:acre-foot per year
368:water conservation
259:"U.S. survey foot"
165:
159:
148:
144:US customary units
142:
131:
127:US customary units
125:
114:
108:
63:US Customary units
1179:
1178:
942:
941:
548:"NM OSE Glossary"
491:Explanatory notes
355:
354:
174:
173:
85:Conversions
16:(Redirected from
1204:
796:
665:
658:
651:
642:
635:
634:
632:
630:
624:
614:. Archived from
603:
597:
596:
594:
592:
586:
580:. Archived from
579:
570:
564:
563:
561:
559:
550:. Archived from
544:
527:
524:
518:
516:
515:
511:
508:
501:
459:
454:
453:
445:
440:
439:
387:
386:
318:
317:
313:
310:
264:
263:
166:
160:
149:
143:
132:
126:
115:
109:
44:
32:
21:
1212:
1211:
1207:
1206:
1205:
1203:
1202:
1201:
1197:Units of volume
1182:
1181:
1180:
1175:
1144:Related systems
1139:
1068:
1054:Inch of mercury
1042:
1016:
963:
954:Feet per second
938:
897:
871:
825:
787:
751:
683:
674:
669:
639:
638:
628:
626:
625:on 22 July 2012
618:
609:
604:
600:
590:
588:
584:
577:
572:
571:
567:
557:
555:
546:
545:
541:
536:
531:
530:
525:
521:
513:
509:
506:
504:
502:
498:
493:
455:
448:
441:
434:
431:
384:
382:
360:
315:
311:
308:
306:
229:
208:flow capacity,
167:≈ 271,330
164:
158:
150:≈ 325,850
147:
141:
130:
124:
116:≈ 1,233.5
113:
107:
47:
28:
23:
22:
15:
12:
11:
5:
1210:
1208:
1200:
1199:
1194:
1184:
1183:
1177:
1176:
1174:
1173:
1168:
1163:
1158:
1153:
1147:
1145:
1141:
1140:
1138:
1137:
1132:
1130:Spinning count
1127:
1122:
1117:
1112:
1107:
1102:
1097:
1092:
1090:Degree (angle)
1087:
1082:
1076:
1074:
1070:
1069:
1067:
1066:
1061:
1056:
1050:
1048:
1044:
1043:
1041:
1040:
1035:
1030:
1024:
1022:
1018:
1017:
1015:
1014:
1013:
1012:
1007:
997:
992:
987:
982:
977:
971:
969:
965:
964:
962:
961:
959:Miles per hour
956:
950:
948:
944:
943:
940:
939:
937:
936:
931:
926:
921:
916:
911:
905:
903:
899:
898:
896:
895:
890:
885:
879:
877:
873:
872:
870:
869:
864:
859:
854:
849:
844:
839:
833:
831:
827:
826:
824:
823:
818:
813:
808:
802:
800:
793:
789:
788:
786:
785:
780:
775:
770:
765:
759:
757:
753:
752:
750:
749:
748:
747:
737:
732:
727:
722:
717:
712:
707:
702:
697:
691:
689:
685:
684:
679:
676:
675:
670:
668:
667:
660:
653:
645:
637:
636:
598:
565:
538:
537:
535:
532:
529:
528:
519:
495:
494:
492:
489:
488:
487:
482:
477:
472:
467:
461:
460:
446:
443:Science portal
430:
427:
398:, abbreviated
359:
356:
353:
352:
349:
346:
345:
342:
339:
338:
335:
332:
331:
328:
324:
323:
303:
300:
299:
293:
290:
289:
283:
280:
279:
276:
272:
271:
268:
228:
225:
172:
171:
162:
161:Imperial units
155:
154:
145:
138:
137:
128:
121:
120:
111:
104:
103:
100:
99:
94:
87:
86:
82:
81:
78:
74:
73:
70:
66:
65:
60:
54:
53:
49:
48:
45:
37:
36:
26:
24:
14:
13:
10:
9:
6:
4:
3:
2:
1209:
1198:
1195:
1193:
1190:
1189:
1187:
1172:
1169:
1167:
1164:
1162:
1159:
1157:
1154:
1152:
1149:
1148:
1146:
1142:
1136:
1133:
1131:
1128:
1126:
1123:
1121:
1118:
1116:
1113:
1111:
1108:
1106:
1103:
1101:
1098:
1096:
1093:
1091:
1088:
1086:
1083:
1081:
1078:
1077:
1075:
1071:
1065:
1062:
1060:
1057:
1055:
1052:
1051:
1049:
1045:
1039:
1036:
1034:
1031:
1029:
1026:
1025:
1023:
1019:
1011:
1008:
1006:
1003:
1002:
1001:
998:
996:
995:Hundredweight
993:
991:
988:
986:
983:
981:
978:
976:
973:
972:
970:
966:
960:
957:
955:
952:
951:
949:
945:
935:
932:
930:
927:
925:
922:
920:
917:
915:
912:
910:
907:
906:
904:
900:
894:
891:
889:
886:
884:
881:
880:
878:
874:
868:
865:
863:
860:
858:
855:
853:
850:
848:
845:
843:
840:
838:
835:
834:
832:
828:
822:
819:
817:
814:
812:
809:
807:
804:
803:
801:
797:
794:
790:
784:
781:
779:
776:
774:
771:
769:
766:
764:
761:
760:
758:
754:
746:
743:
742:
741:
738:
736:
733:
731:
728:
726:
723:
721:
718:
716:
713:
711:
708:
706:
703:
701:
698:
696:
693:
692:
690:
686:
682:
677:
673:
666:
661:
659:
654:
652:
647:
646:
643:
622:
617:
613:
607:
602:
599:
583:
576:
569:
566:
553:
549:
543:
540:
533:
523:
520:
500:
497:
490:
486:
483:
481:
478:
476:
473:
471:
468:
466:
463:
462:
458:
452:
447:
444:
438:
433:
428:
426:
424:
420:
416:
412:
411:metric system
407:
405:
401:
397:
392:
390:
380:
376:
371:
369:
365:
364:rule of thumb
357:
350:
348:
347:
343:
341:
340:
336:
334:
333:
329:
326:
325:
322:
304:
302:
301:
298:
294:
292:
291:
288:
284:
282:
281:
277:
274:
273:
269:
266:
265:
262:
260:
256:
251:
249:
245:
240:
238:
234:
226:
224:
222:
221:swimming pool
217:
215:
211:
207:
203:
199:
195:
191:
190:United States
187:
183:
179:
170:
163:
156:
153:
146:
139:
136:
129:
122:
119:
112:
105:
101:
98:
95:
93:
90:1 ac⋅ft
89:
83:
79:
75:
71:
67:
64:
61:
59:
55:
50:
43:
38:
33:
30:
19:
1105:Foot-lambert
1080:Bolt (cloth)
933:
627:. Retrieved
616:the original
601:
589:. Retrieved
582:the original
568:
556:. Retrieved
552:the original
542:
522:
499:
457:Water portal
408:
403:
399:
395:
393:
388:
374:
372:
361:
297:imp gal
252:
241:
230:
218:
177:
175:
169:imp gal
133:43,560
96:
91:
69:Unit of
29:
1100:Foot-candle
1033:Pound-force
847:Fluid ounce
783:Square mile
773:Square yard
768:Square foot
763:Square inch
419:cubic meter
358:Application
321:US gal
267:1 acre-foot
227:Definitions
214:river flows
212:water, and
152:US gal
58:Unit system
1186:Categories
1115:Horsepower
1095:Fahrenheit
883:Board foot
842:Tablespoon
821:Cubic mile
816:Cubic yard
811:Cubic foot
806:Cubic inch
629:30 January
591:30 January
210:irrigation
194:reservoirs
135:cu ft
934:Acre-foot
893:Face cord
534:Citations
423:kilometer
421:or cubic
198:aqueducts
180:is a non-
178:acre-foot
35:acre-foot
18:Acre foot
1047:Pressure
837:Teaspoon
558:15 March
429:See also
184:unit of
110:SI units
1028:Poundal
830:Cooking
799:Derived
745:statute
735:Furlong
512:⁄
505:325,851
314:⁄
307:325,851
248:furlong
929:Barrel
924:Bushel
867:Gallon
792:Volume
688:Length
319:
202:canals
186:volume
92:in ...
77:Symbol
72:Volume
1021:Force
1010:Short
990:Pound
985:Ounce
975:Grain
947:Speed
909:Minim
902:Other
862:Quart
730:Chain
585:(PDF)
578:(PDF)
415:liter
362:As a
257:or a
246:by a
244:chain
206:sewer
80:ac⋅ft
1120:Perm
1005:Long
980:Dram
968:Mass
919:Peck
914:Gill
888:Cord
876:Wood
857:Pint
778:Acre
756:Area
740:Mile
720:Yard
715:Foot
710:Link
705:Hand
700:Inch
631:2008
593:2008
560:2014
373:The
237:foot
233:acre
176:The
1038:Kip
1000:Ton
852:Cup
725:Rod
621:PDF
404:KAF
402:or
400:TAF
305:=
1188::
417:,
406:.
385:10
261:.
239:.
216:.
204:,
200:,
196:,
182:SI
664:e
657:t
650:v
633:.
623:)
619:(
595:.
562:.
514:7
510:3
507:+
389:^
383:×
316:7
312:3
309:+
287:m
118:m
20:)
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
