The “cup per second” unit might seem reserved for the culinary world, but it can serve fascinating purposes beyond the kitchen. A cup per second is roughly equivalent to around 14.4 gallons per minute. Imagine filling an average swimming pool at this rate; it would take less than four hours to complete! Historically, fluid measurements like cups have roots in ancient times, with each culture adopting variations that suited their culinary and agricultural needs. In modern-day engineering, the cup per second measurement could be an engaging, albeit unconventional, way for expressing fluid flow in small-scale operations, such as artisanal breweries or boutique perfumeries, where precision and the allure of tradition often mingle.
A cubic foot per second (cfs) is a unit of flow rate that describes the volume of water or other fluids moving past a point every second. It is commonly used in hydrology to measure rivers and streams, providing insight into water availability and flood prediction. To put it in perspective, one cubic foot per second is equivalent to 7.48 gallons per second. Thus, a modest stream might flow at several tens of cfs, while larger rivers, such as the Mississippi, can exceed 500,000 cfs!
Interestingly, this unit has historical significance dating back to the early days of water management, where it played a crucial role in the development of infrastructure for agriculture and urban planning, influencing patterns of settlement and economic development around the world.
| Cups per second | Cubic feet per second |
|---|---|
0
cup/s
|
0
ft³/s
|
0.5
cup/s
|
0.00417752
ft³/s
|
1
cup/s
|
0.00835504
ft³/s
|
1.5
cup/s
|
0.0125326
ft³/s
|
2
cup/s
|
0.0167101
ft³/s
|
2.5
cup/s
|
0.0208876
ft³/s
|
3
cup/s
|
0.0250651
ft³/s
|
3.5
cup/s
|
0.0292426
ft³/s
|
4
cup/s
|
0.0334202
ft³/s
|
4.5
cup/s
|
0.0375977
ft³/s
|
5
cup/s
|
0.0417752
ft³/s
|
5.5
cup/s
|
0.0459527
ft³/s
|
6
cup/s
|
0.0501302
ft³/s
|
6.5
cup/s
|
0.0543078
ft³/s
|
7
cup/s
|
0.0584853
ft³/s
|
7.5
cup/s
|
0.0626628
ft³/s
|
8
cup/s
|
0.0668403
ft³/s
|
8.5
cup/s
|
0.0710178
ft³/s
|
9
cup/s
|
0.0751954
ft³/s
|
9.5
cup/s
|
0.0793729
ft³/s
|
10
cup/s
|
0.0835504
ft³/s
|
10.5
cup/s
|
0.0877279
ft³/s
|
11
cup/s
|
0.0919054
ft³/s
|
11.5
cup/s
|
0.0960829
ft³/s
|
12
cup/s
|
0.10026
ft³/s
|
12.5
cup/s
|
0.104438
ft³/s
|
13
cup/s
|
0.108616
ft³/s
|
13.5
cup/s
|
0.112793
ft³/s
|
14
cup/s
|
0.116971
ft³/s
|
14.5
cup/s
|
0.121148
ft³/s
|
15
cup/s
|
0.125326
ft³/s
|
15.5
cup/s
|
0.129503
ft³/s
|
16
cup/s
|
0.133681
ft³/s
|
16.5
cup/s
|
0.137858
ft³/s
|
17
cup/s
|
0.142036
ft³/s
|
17.5
cup/s
|
0.146213
ft³/s
|
18
cup/s
|
0.150391
ft³/s
|
18.5
cup/s
|
0.154568
ft³/s
|
19
cup/s
|
0.158746
ft³/s
|
19.5
cup/s
|
0.162923
ft³/s
|
20
cup/s
|
0.167101
ft³/s
|
20.5
cup/s
|
0.171278
ft³/s
|
21
cup/s
|
0.175456
ft³/s
|
21.5
cup/s
|
0.179633
ft³/s
|
22
cup/s
|
0.183811
ft³/s
|
22.5
cup/s
|
0.187988
ft³/s
|
23
cup/s
|
0.192166
ft³/s
|
23.5
cup/s
|
0.196343
ft³/s
|
24
cup/s
|
0.200521
ft³/s
|
24.5
cup/s
|
0.204698
ft³/s
|
25
cup/s
|
0.208876
ft³/s
|
25.5
cup/s
|
0.213053
ft³/s
|
26
cup/s
|
0.217231
ft³/s
|
26.5
cup/s
|
0.221409
ft³/s
|
27
cup/s
|
0.225586
ft³/s
|
27.5
cup/s
|
0.229764
ft³/s
|
28
cup/s
|
0.233941
ft³/s
|
28.5
cup/s
|
0.238119
ft³/s
|
29
cup/s
|
0.242296
ft³/s
|
29.5
cup/s
|
0.246474
ft³/s
|
30
cup/s
|
0.250651
ft³/s
|
30.5
cup/s
|
0.254829
ft³/s
|
31
cup/s
|
0.259006
ft³/s
|
31.5
cup/s
|
0.263184
ft³/s
|
32
cup/s
|
0.267361
ft³/s
|
32.5
cup/s
|
0.271539
ft³/s
|
33
cup/s
|
0.275716
ft³/s
|
33.5
cup/s
|
0.279894
ft³/s
|
34
cup/s
|
0.284071
ft³/s
|
34.5
cup/s
|
0.288249
ft³/s
|
35
cup/s
|
0.292426
ft³/s
|
35.5
cup/s
|
0.296604
ft³/s
|
36
cup/s
|
0.300781
ft³/s
|
36.5
cup/s
|
0.304959
ft³/s
|
37
cup/s
|
0.309136
ft³/s
|
37.5
cup/s
|
0.313314
ft³/s
|
38
cup/s
|
0.317491
ft³/s
|
38.5
cup/s
|
0.321669
ft³/s
|
39
cup/s
|
0.325847
ft³/s
|
39.5
cup/s
|
0.330024
ft³/s
|
40
cup/s
|
0.334202
ft³/s
|
40.5
cup/s
|
0.338379
ft³/s
|
41
cup/s
|
0.342557
ft³/s
|
41.5
cup/s
|
0.346734
ft³/s
|
42
cup/s
|
0.350912
ft³/s
|
42.5
cup/s
|
0.355089
ft³/s
|
43
cup/s
|
0.359267
ft³/s
|
43.5
cup/s
|
0.363444
ft³/s
|
44
cup/s
|
0.367622
ft³/s
|
44.5
cup/s
|
0.371799
ft³/s
|
45
cup/s
|
0.375977
ft³/s
|
45.5
cup/s
|
0.380154
ft³/s
|
46
cup/s
|
0.384332
ft³/s
|
46.5
cup/s
|
0.388509
ft³/s
|
47
cup/s
|
0.392687
ft³/s
|
47.5
cup/s
|
0.396864
ft³/s
|
48
cup/s
|
0.401042
ft³/s
|
48.5
cup/s
|
0.405219
ft³/s
|
49
cup/s
|
0.409397
ft³/s
|
49.5
cup/s
|
0.413574
ft³/s
|
50
cup/s
|
0.417752
ft³/s
|
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