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 centilitre per second (cL/s) may seem like an unusual unit of flow rate measurement, but it’s particularly significant in the realms of beverage production and culinary arts. If you’ve ever marveled at the precision of an espresso machine or the perfect pour of a bartender, you’re witnessing the magic of flow rates. An espresso machine, for instance, often uses precise flow rates to deliver a perfect, rich shot, often flowing at around 6-8 cL/s.
Interestingly, flow rates were critical even in Roman times for aqueduct design and water distribution. The precision continues today in modern science and industry. Even in simple household devices like kitchen faucets, understanding flow rates helps manage water usage efficiently and sustainably. Such a tiny unit, yet it embodies the harmony of precision and resource management across countless domains.
Cubic feet per second | Centilitres per second |
---|---|
0
ft³/s
|
0
cl/s
|
1
ft³/s
|
2831.6832
cl/s
|
2
ft³/s
|
5663.3664
cl/s
|
3
ft³/s
|
8495.0496
cl/s
|
4
ft³/s
|
11326.7328
cl/s
|
5
ft³/s
|
14158.416
cl/s
|
6
ft³/s
|
16990.0992
cl/s
|
7
ft³/s
|
19821.7824
cl/s
|
8
ft³/s
|
22653.4656
cl/s
|
9
ft³/s
|
25485.1488
cl/s
|
10
ft³/s
|
28316.832
cl/s
|
11
ft³/s
|
31148.5152
cl/s
|
12
ft³/s
|
33980.1984
cl/s
|
13
ft³/s
|
36811.8816
cl/s
|
14
ft³/s
|
39643.5648
cl/s
|
15
ft³/s
|
42475.248
cl/s
|
16
ft³/s
|
45306.9312
cl/s
|
17
ft³/s
|
48138.6144
cl/s
|
18
ft³/s
|
50970.2976
cl/s
|
19
ft³/s
|
53801.9808
cl/s
|
20
ft³/s
|
56633.664
cl/s
|
21
ft³/s
|
59465.3472
cl/s
|
22
ft³/s
|
62297.0304
cl/s
|
23
ft³/s
|
65128.7136
cl/s
|
24
ft³/s
|
67960.3968
cl/s
|
25
ft³/s
|
70792.08
cl/s
|
26
ft³/s
|
73623.7632
cl/s
|
27
ft³/s
|
76455.4464
cl/s
|
28
ft³/s
|
79287.1296
cl/s
|
29
ft³/s
|
82118.8128
cl/s
|
30
ft³/s
|
84950.496
cl/s
|
31
ft³/s
|
87782.1792
cl/s
|
32
ft³/s
|
90613.8624
cl/s
|
33
ft³/s
|
93445.5456
cl/s
|
34
ft³/s
|
96277.2288
cl/s
|
35
ft³/s
|
99108.912
cl/s
|
36
ft³/s
|
101940.5952
cl/s
|
37
ft³/s
|
104772.2784
cl/s
|
38
ft³/s
|
107603.9616
cl/s
|
39
ft³/s
|
110435.6448
cl/s
|
40
ft³/s
|
113267.328
cl/s
|
41
ft³/s
|
116099.0112
cl/s
|
42
ft³/s
|
118930.6944
cl/s
|
43
ft³/s
|
121762.37759
cl/s
|
44
ft³/s
|
124594.06079
cl/s
|
45
ft³/s
|
127425.74399
cl/s
|
46
ft³/s
|
130257.42719
cl/s
|
47
ft³/s
|
133089.11039
cl/s
|
48
ft³/s
|
135920.79359
cl/s
|
49
ft³/s
|
138752.47679
cl/s
|
50
ft³/s
|
141584.16
cl/s
|
51
ft³/s
|
144415.84319
cl/s
|
52
ft³/s
|
147247.52639
cl/s
|
53
ft³/s
|
150079.20959
cl/s
|
54
ft³/s
|
152910.89279
cl/s
|
55
ft³/s
|
155742.57599
cl/s
|
56
ft³/s
|
158574.25919
cl/s
|
57
ft³/s
|
161405.94239
cl/s
|
58
ft³/s
|
164237.62559
cl/s
|
59
ft³/s
|
167069.30879
cl/s
|
60
ft³/s
|
169900.99199
cl/s
|
61
ft³/s
|
172732.67519
cl/s
|
62
ft³/s
|
175564.35839
cl/s
|
63
ft³/s
|
178396.04159
cl/s
|
64
ft³/s
|
181227.72479
cl/s
|
65
ft³/s
|
184059.40799
cl/s
|
66
ft³/s
|
186891.09119
cl/s
|
67
ft³/s
|
189722.77439
cl/s
|
68
ft³/s
|
192554.45759
cl/s
|
69
ft³/s
|
195386.14079
cl/s
|
70
ft³/s
|
198217.82399
cl/s
|
71
ft³/s
|
201049.50719
cl/s
|
72
ft³/s
|
203881.19039
cl/s
|
73
ft³/s
|
206712.87359
cl/s
|
74
ft³/s
|
209544.55679
cl/s
|
75
ft³/s
|
212376.24
cl/s
|
76
ft³/s
|
215207.92319
cl/s
|
77
ft³/s
|
218039.60639
cl/s
|
78
ft³/s
|
220871.28959
cl/s
|
79
ft³/s
|
223702.97279
cl/s
|
80
ft³/s
|
226534.65599
cl/s
|
81
ft³/s
|
229366.33919
cl/s
|
82
ft³/s
|
232198.02239
cl/s
|
83
ft³/s
|
235029.70559
cl/s
|
84
ft³/s
|
237861.38879
cl/s
|
85
ft³/s
|
240693.07199
cl/s
|
86
ft³/s
|
243524.75519
cl/s
|
87
ft³/s
|
246356.43839
cl/s
|
88
ft³/s
|
249188.12159
cl/s
|
89
ft³/s
|
252019.80479
cl/s
|
90
ft³/s
|
254851.48799
cl/s
|
91
ft³/s
|
257683.17119
cl/s
|
92
ft³/s
|
260514.85439
cl/s
|
93
ft³/s
|
263346.53759
cl/s
|
94
ft³/s
|
266178.22079
cl/s
|
95
ft³/s
|
269009.90399
cl/s
|
96
ft³/s
|
271841.58719
cl/s
|
97
ft³/s
|
274673.27039
cl/s
|
98
ft³/s
|
277504.95359
cl/s
|
99
ft³/s
|
280336.63679
cl/s
|
100
ft³/s
|
283168.31999
cl/s
|
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