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.
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.
Cubic feet per second | Cups per second |
---|---|
0
ft³/s
|
0
cup/s
|
1
ft³/s
|
119.68825
cup/s
|
2
ft³/s
|
239.3765
cup/s
|
3
ft³/s
|
359.06475
cup/s
|
4
ft³/s
|
478.753
cup/s
|
5
ft³/s
|
598.44125
cup/s
|
6
ft³/s
|
718.1295
cup/s
|
7
ft³/s
|
837.81775
cup/s
|
8
ft³/s
|
957.506
cup/s
|
9
ft³/s
|
1077.19425
cup/s
|
10
ft³/s
|
1196.8825
cup/s
|
11
ft³/s
|
1316.57075
cup/s
|
12
ft³/s
|
1436.259
cup/s
|
13
ft³/s
|
1555.94725
cup/s
|
14
ft³/s
|
1675.6355
cup/s
|
15
ft³/s
|
1795.32375
cup/s
|
16
ft³/s
|
1915.012
cup/s
|
17
ft³/s
|
2034.70025
cup/s
|
18
ft³/s
|
2154.3885
cup/s
|
19
ft³/s
|
2274.07675
cup/s
|
20
ft³/s
|
2393.765
cup/s
|
21
ft³/s
|
2513.45325
cup/s
|
22
ft³/s
|
2633.1415
cup/s
|
23
ft³/s
|
2752.82975
cup/s
|
24
ft³/s
|
2872.518
cup/s
|
25
ft³/s
|
2992.20625
cup/s
|
26
ft³/s
|
3111.8945
cup/s
|
27
ft³/s
|
3231.58275
cup/s
|
28
ft³/s
|
3351.271
cup/s
|
29
ft³/s
|
3470.95925
cup/s
|
30
ft³/s
|
3590.6475
cup/s
|
31
ft³/s
|
3710.33575
cup/s
|
32
ft³/s
|
3830.024
cup/s
|
33
ft³/s
|
3949.71225
cup/s
|
34
ft³/s
|
4069.4005
cup/s
|
35
ft³/s
|
4189.08875
cup/s
|
36
ft³/s
|
4308.777
cup/s
|
37
ft³/s
|
4428.46525
cup/s
|
38
ft³/s
|
4548.1535
cup/s
|
39
ft³/s
|
4667.84175
cup/s
|
40
ft³/s
|
4787.53
cup/s
|
41
ft³/s
|
4907.21825
cup/s
|
42
ft³/s
|
5026.9065
cup/s
|
43
ft³/s
|
5146.59475
cup/s
|
44
ft³/s
|
5266.283
cup/s
|
45
ft³/s
|
5385.97125
cup/s
|
46
ft³/s
|
5505.6595
cup/s
|
47
ft³/s
|
5625.34775
cup/s
|
48
ft³/s
|
5745.036
cup/s
|
49
ft³/s
|
5864.72425
cup/s
|
50
ft³/s
|
5984.4125
cup/s
|
51
ft³/s
|
6104.10075
cup/s
|
52
ft³/s
|
6223.789
cup/s
|
53
ft³/s
|
6343.47725
cup/s
|
54
ft³/s
|
6463.1655
cup/s
|
55
ft³/s
|
6582.85375
cup/s
|
56
ft³/s
|
6702.542
cup/s
|
57
ft³/s
|
6822.23025
cup/s
|
58
ft³/s
|
6941.9185
cup/s
|
59
ft³/s
|
7061.60675
cup/s
|
60
ft³/s
|
7181.295
cup/s
|
61
ft³/s
|
7300.98325
cup/s
|
62
ft³/s
|
7420.6715
cup/s
|
63
ft³/s
|
7540.35975
cup/s
|
64
ft³/s
|
7660.048
cup/s
|
65
ft³/s
|
7779.73625
cup/s
|
66
ft³/s
|
7899.4245
cup/s
|
67
ft³/s
|
8019.11275
cup/s
|
68
ft³/s
|
8138.801
cup/s
|
69
ft³/s
|
8258.48925
cup/s
|
70
ft³/s
|
8378.1775
cup/s
|
71
ft³/s
|
8497.86575
cup/s
|
72
ft³/s
|
8617.554
cup/s
|
73
ft³/s
|
8737.24225
cup/s
|
74
ft³/s
|
8856.9305
cup/s
|
75
ft³/s
|
8976.61875
cup/s
|
76
ft³/s
|
9096.307
cup/s
|
77
ft³/s
|
9215.99525
cup/s
|
78
ft³/s
|
9335.6835
cup/s
|
79
ft³/s
|
9455.37175
cup/s
|
80
ft³/s
|
9575.06
cup/s
|
81
ft³/s
|
9694.74825
cup/s
|
82
ft³/s
|
9814.4365
cup/s
|
83
ft³/s
|
9934.12475
cup/s
|
84
ft³/s
|
10053.813
cup/s
|
85
ft³/s
|
10173.50125
cup/s
|
86
ft³/s
|
10293.1895
cup/s
|
87
ft³/s
|
10412.87775
cup/s
|
88
ft³/s
|
10532.566
cup/s
|
89
ft³/s
|
10652.25425
cup/s
|
90
ft³/s
|
10771.9425
cup/s
|
91
ft³/s
|
10891.63075
cup/s
|
92
ft³/s
|
11011.319
cup/s
|
93
ft³/s
|
11131.00725
cup/s
|
94
ft³/s
|
11250.6955
cup/s
|
95
ft³/s
|
11370.38375
cup/s
|
96
ft³/s
|
11490.072
cup/s
|
97
ft³/s
|
11609.76025
cup/s
|
98
ft³/s
|
11729.4485
cup/s
|
99
ft³/s
|
11849.13675
cup/s
|
100
ft³/s
|
11968.825
cup/s
|
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