96-Inch Parshall Flume Discharge Table
70% Submergence Transition
Formulas (H in feet):
Formulas (H in meters):
FEET
0.01
0.02
0.03
0.04
0.05
0.06
0.07
0.08
0.09
0.10
0.11
0.12
0.13
0.14
0.15
0.16
0.17
0.18
0.19
0.20
0.21
0.22
0.23
0.24
0.25
0.26
0.27
0.28
0.29
0.30
Sources:
INCHES METERS
0.12
0.24
0.36
0.48
0.60
0.72
0.84
0.96
1.08
1.20
1.32
1.44
1.56
1.68
1.80
1.92
2.04
2.16
2.28
2.40
2.52
2.64
2.76
2.88
3.00
3.12
3.24
3.36
3.48
3.60
0.0030
0.0061
0.0091
0.0122
0.0152
0.0183
0.0213
0.0244
0.0274
0.0305
0.0335
0.0366
0.0396
0.0427
0.0457
0.0488
0.0518
0.0549
0.0579
0.0610
0.0640
0.0671
0.0701
0.0732
0.0762
0.0792
0.0823
0.0853
0.0884
0.0914
1.607
CFS = 32 Hft.
L/S = 6115 Hm 1.607
CFS
GPM
1.607
GPM = 14362 Hft.
M3/HR = 22010 Hm 1.607
MGD
L/S
±3-5% Accuracy
MGD = 20.68 Hft. 1.607
M3/HR
Excessive error due to fluid-flow properties and boundary conditions
3.449
3.673
3.903
4.137
4.377
4.623
1548
1648
1751
1857
1965
2075
2.229
2.374
2.522
2.674
2.829
2.988
97.66
104.0
110.5
117.2
124.0
130.9
Water Measurement Manual, 3rd Edition, United States Department of the Interior, Bureau of Reclamation
ASTM D 1941-91 (2007): Standard Test Method for Open Channel Flow Measurement of Water with Parshall Flume
351.4
374.3
397.7
421.6
446.1
471.0
96-Inch Parshall Flume Discharge Table
70% Submergence Transition
Formulas (H in feet):
Formulas (H in meters):
FEET
0.31
0.32
0.33
0.34
0.35
0.36
0.37
0.38
0.39
0.40
0.41
0.42
0.43
0.44
0.45
0.46
0.47
0.48
0.49
0.50
0.51
0.52
0.53
0.54
0.55
0.56
0.57
0.58
0.59
0.60
0.61
0.62
0.63
0.64
0.65
0.66
0.67
0.68
0.69
0.70
0.71
0.72
0.73
0.74
0.75
0.76
0.77
0.78
0.79
0.80
Sources:
INCHES METERS
3.72
3.84
3.96
4.08
4.20
4.32
4.44
4.56
4.68
4.80
4.92
5.04
5.16
5.28
5.40
5.52
5.64
5.76
5.88
6.00
6.12
6.24
6.36
6.48
6.60
6.72
6.84
6.96
7.08
7.20
7.32
7.44
7.56
7.68
7.80
7.92
8.04
8.16
8.28
8.40
8.52
8.64
8.76
8.88
9.00
9.12
9.24
9.36
9.48
9.60
0.0945
0.0975
0.1006
0.1036
0.1067
0.1097
0.1128
0.1158
0.1189
0.1219
0.1250
0.1280
0.1311
0.1341
0.1372
0.1402
0.1433
0.1463
0.1494
0.1524
0.1554
0.1585
0.1615
0.1646
0.1676
0.1707
0.1737
0.1768
0.1798
0.1829
0.1859
0.1890
0.1920
0.1951
0.1981
0.2012
0.2042
0.2073
0.2103
0.2134
0.2164
0.2195
0.2225
0.2256
0.2286
0.2316
0.2347
0.2377
0.2408
0.2438
1.607
CFS = 32.00 Hft.
L/S = 6115 Hm 1.607
1.607
GPM = 14362 Hft.
M3/HR = 22010 Hm 1.607
±3-5% Accuracy
MGD = 20.68 Hft. 1.607
CFS
GPM
MGD
L/S
M3/HR
4.873
5.128
5.388
5.652
5.922
6.196
6.475
6.759
7.047
7.339
7.636
7.938
8.244
8.554
8.869
9.188
9.511
9.838
10.17
10.50
10.84
11.19
11.54
11.89
12.24
12.60
12.97
13.33
13.71
14.08
14.46
14.84
15.23
15.62
16.01
16.41
16.81
17.22
17.63
18.04
18.46
18.87
19.30
19.72
20.15
20.59
21.03
21.47
21.91
22.36
2187
2301
2418
2537
2658
2781
2906
3033
3163
3294
3427
3563
3700
3839
3980
4123
4268
4415
4564
4715
4867
5021
5177
5335
5495
5656
5820
5985
6151
6320
6490
6662
6835
7010
7187
7366
7546
7728
7911
8096
8283
8471
8661
8852
9045
9240
9436
9634
9833
10034
3.149
3.314
3.482
3.653
3.827
4.005
4.185
4.368
4.554
4.743
4.935
5.130
5.328
5.529
5.732
5.938
6.147
6.358
6.572
6.789
7.009
7.231
7.456
7.683
7.913
8.146
8.381
8.618
8.858
9.101
9.346
9.593
9.843
10.10
10.35
10.61
10.87
11.13
11.39
11.66
11.93
12.20
12.47
12.75
13.03
13.31
13.59
13.87
14.16
14.45
138.0
145.2
152.6
160.1
167.7
175.5
183.4
191.4
199.6
207.9
216.3
224.8
233.5
242.3
251.2
260.2
269.3
278.6
288.0
297.5
307.1
316.9
326.7
336.7
346.7
356.9
367.2
377.6
388.2
398.8
409.5
420.4
431.3
442.4
453.5
464.8
476.2
487.6
499.2
510.9
522.7
534.5
546.5
558.6
570.8
583.1
595.4
607.9
620.5
633.2
496.5
522.5
549.0
576.0
603.5
631.4
659.8
688.7
718.1
747.9
778.2
808.9
840.1
871.7
903.7
936.2
969.1
1002
1036
1070
1105
1140
1176
1211
1248
1284
1321
1359
1397
1435
1473
1513
1552
1592
1632
1672
1713
1755
1796
1838
1881
1923
1966
2010
2054
2098
2142
2187
2233
2278
Water Measurement Manual, 3rd Edition, United States Department of the Interior, Bureau of Reclamation
ASTM D 1941-91 (2007): Standard Test Method for Open Channel Flow Measurement of Water with Parshall Flume
96-Inch Parshall Flume Discharge Table
70% Submergence Transition
Formulas (H in feet):
Formulas (H in meters):
FEET
0.81
0.82
0.83
0.84
0.85
0.86
0.87
0.88
0.89
0.90
0.91
0.92
0.93
0.94
0.95
0.96
0.97
0.98
0.99
1.00
1.01
1.02
1.03
1.04
1.05
1.06
1.07
1.08
1.09
1.10
1.11
1.12
1.13
1.14
1.15
1.16
1.17
1.18
1.19
1.20
1.21
1.22
1.23
1.24
1.25
1.26
1.27
1.28
1.29
1.30
Sources:
INCHES METERS
9.72
9.84
9.96
10.08
10.20
10.32
10.44
10.56
10.68
10.80
10.92
11.04
11.16
11.28
11.40
11.52
11.64
11.76
11.88
12.00
12.12
12.24
12.36
12.48
12.60
12.72
12.84
12.96
13.08
13.20
13.32
13.44
13.56
13.68
13.80
13.92
14.04
14.16
14.28
14.40
14.52
14.64
14.76
14.88
15.00
15.12
15.24
15.36
15.48
15.60
0.2469
0.2499
0.2530
0.2560
0.2591
0.2621
0.2652
0.2682
0.2713
0.2743
0.2774
0.2804
0.2835
0.2865
0.2896
0.2926
0.2957
0.2987
0.3018
0.3048
0.3078
0.3109
0.3139
0.3170
0.3200
0.3231
0.3261
0.3292
0.3322
0.3353
0.3383
0.3414
0.3444
0.3475
0.3505
0.3536
0.3566
0.3597
0.3627
0.3658
0.3688
0.3719
0.3749
0.3780
0.3810
0.3840
0.3871
0.3901
0.3932
0.3962
1.607
CFS = 32 Hft.
L/S = 6115 Hm 1.607
1.607
GPM = 14362 Hft.
M3/HR = 22010 Hm 1.607
±3-5% Accuracy
MGD = 20.68 Hft. 1.607
CFS
GPM
MGD
L/S
M3/HR
22.81
23.26
23.72
24.18
24.64
25.11
25.58
26.06
26.54
27.02
27.50
27.99
28.48
28.97
29.47
29.97
30.47
30.98
31.49
32.00
32.52
33.03
33.56
34.08
34.61
35.14
35.68
36.21
36.75
37.30
37.84
38.39
38.94
39.50
40.06
40.62
41.18
41.75
42.32
42.89
43.47
44.05
44.63
45.21
45.80
46.39
46.99
47.58
48.18
48.78
10236
10440
10645
10852
11061
11270
11482
11695
11909
12125
12342
12561
12781
13002
13225
13450
13676
13903
14132
14362
14593
14826
15060
15296
15533
15771
16011
16252
16495
16739
16984
17230
17478
17728
17978
18230
18483
18738
18994
19251
19509
19769
20030
20292
20556
20821
21087
21354
21623
21893
14.74
15.03
15.33
15.63
15.93
16.23
16.53
16.84
17.15
17.46
17.77
18.09
18.41
18.72
19.05
19.37
19.69
20.02
20.35
20.68
21.01
21.35
21.69
22.03
22.37
22.71
23.06
23.40
23.75
24.10
24.46
24.81
25.17
25.53
25.89
26.25
26.62
26.98
27.35
27.72
28.09
28.47
28.84
29.22
29.60
29.98
30.37
30.75
31.14
31.53
645.9
658.8
671.7
684.8
697.9
711.2
724.5
737.9
751.5
765.1
778.8
792.6
806.5
820.5
834.5
848.7
862.9
877.3
891.7
906.2
920.8
935.5
950.3
965.2
980.2
995.2
1010
1026
1041
1056
1072
1087
1103
1119
1134
1150
1166
1182
1199
1215
1231
1247
1264
1280
1297
1314
1331
1348
1364
1381
2324
2370
2417
2464
2511
2559
2607
2655
2704
2753
2802
2852
2902
2952
3003
3054
3105
3157
3209
3261
3313
3366
3419
3473
3527
3581
3635
3690
3745
3801
3856
3912
3968
4025
4082
4139
4197
4254
4312
4371
4430
4489
4548
4607
4667
4727
4788
4849
4910
4971
Water Measurement Manual, 3rd Edition, United States Department of the Interior, Bureau of Reclamation
ASTM D 1941-91 (2007): Standard Test Method for Open Channel Flow Measurement of Water with Parshall Flume
96-Inch Parshall Flume Discharge Table
70% Submergence Transition
Formulas (H in feet):
Formulas (H in meters):
FEET
1.31
1.32
1.33
1.34
1.35
1.36
1.37
1.38
1.39
1.40
1.41
1.42
1.43
1.44
1.45
1.46
1.47
1.48
1.49
1.50
1.51
1.52
1.53
1.54
1.55
1.56
1.57
1.58
1.59
1.60
1.61
1.62
1.63
1.64
1.65
1.66
1.67
1.68
1.69
1.70
1.71
1.72
1.73
1.74
1.75
1.76
1.77
1.78
1.79
1.80
Sources:
INCHES METERS
15.72
15.84
15.96
16.08
16.20
16.32
16.44
16.56
16.68
16.80
16.92
17.04
17.16
17.28
17.40
17.52
17.64
17.76
17.88
18.00
18.12
18.24
18.36
18.48
18.60
18.72
18.84
18.96
19.08
19.20
19.32
19.44
19.56
19.68
19.80
19.92
20.04
20.16
20.28
20.40
20.52
20.64
20.76
20.88
21.00
21.12
21.24
21.36
21.48
21.60
0.3993
0.4023
0.4054
0.4084
0.4115
0.4145
0.4176
0.4206
0.4237
0.4267
0.4298
0.4328
0.4359
0.4389
0.4420
0.4450
0.4481
0.4511
0.4542
0.4572
0.4602
0.4633
0.4663
0.4694
0.4724
0.4755
0.4785
0.4816
0.4846
0.4877
0.4907
0.4938
0.4968
0.4999
0.5029
0.5060
0.5090
0.5121
0.5151
0.5182
0.5212
0.5243
0.5273
0.5304
0.5334
0.5364
0.5395
0.5425
0.5456
0.5486
1.607
CFS = 32 Hft.
L/S = 6115 Hm 1.607
1.607
GPM = 14362 Hft.
M3/HR = 22010 Hm 1.607
±3-5% Accuracy
MGD = 20.68 Hft. 1.607
CFS
GPM
MGD
L/S
M3/HR
49.39
49.99
50.60
51.22
51.83
52.45
53.07
53.70
54.32
54.95
55.58
56.22
56.86
57.50
58.14
58.78
59.43
60.08
60.74
61.39
62.05
62.72
63.38
64.05
64.72
65.39
66.06
66.74
67.42
68.10
68.79
69.48
70.17
70.86
71.56
72.25
72.96
73.66
74.36
75.07
75.78
76.50
77.21
77.93
78.65
79.38
80.10
80.83
81.56
82.29
22164
22437
22711
22986
23262
23540
23818
24098
24380
24662
24946
25231
25517
25804
26093
26383
26674
26966
27259
27554
27850
28147
28445
28744
29045
29346
29649
29953
30259
30565
30873
31181
31491
31802
32114
32428
32742
33058
33375
33693
34012
34332
34653
34976
35299
35624
35950
36277
36605
36934
31.92
32.31
32.70
33.10
33.50
33.90
34.30
34.70
35.11
35.52
35.92
36.33
36.75
37.16
37.58
37.99
38.41
38.83
39.25
39.68
40.11
40.53
40.96
41.39
41.83
42.26
42.70
43.13
43.57
44.02
44.46
44.90
45.35
45.80
46.25
46.70
47.15
47.61
48.06
48.52
48.98
49.44
49.90
50.37
50.83
51.30
51.77
52.24
52.71
53.19
1399
1416
1433
1450
1468
1485
1503
1521
1538
1556
1574
1592
1610
1628
1646
1665
1683
1702
1720
1739
1757
1776
1795
1814
1833
1852
1871
1890
1909
1929
1948
1968
1987
2007
2026
2046
2066
2086
2106
2126
2146
2166
2187
2207
2227
2248
2268
2289
2310
2331
5032
5094
5156
5219
5282
5345
5408
5472
5535
5600
5664
5729
5794
5859
5924
5990
6056
6123
6189
6256
6323
6391
6458
6526
6595
6663
6732
6801
6870
6940
7010
7080
7150
7221
7292
7363
7434
7506
7578
7650
7722
7795
7868
7941
8015
8088
8162
8237
8311
8386
Water Measurement Manual, 3rd Edition, United States Department of the Interior, Bureau of Reclamation
ASTM D 1941-91 (2007): Standard Test Method for Open Channel Flow Measurement of Water with Parshall Flume
96-Inch Parshall Flume Discharge Table
70% Submergence Transition
Formulas (H in feet):
Formulas (H in meters):
FEET
1.81
1.82
1.83
1.84
1.85
1.86
1.87
1.88
1.89
1.90
1.91
1.92
1.93
1.94
1.95
1.96
1.97
1.98
1.99
2.00
2.01
2.02
2.03
2.04
2.05
2.06
2.07
2.08
2.09
2.10
2.11
2.12
2.13
2.14
2.15
2.16
2.17
2.18
2.19
2.20
2.21
2.22
2.23
2.24
2.25
2.26
2.27
2.28
2.29
2.30
Sources:
INCHES METERS
21.72
21.84
21.96
22.08
22.20
22.32
22.44
22.56
22.68
22.80
22.92
23.04
23.16
23.28
23.40
23.52
23.64
23.76
23.88
24.00
24.12
24.24
24.36
24.48
24.60
24.72
24.84
24.96
25.08
25.20
25.32
25.44
25.56
25.68
25.80
25.92
26.04
26.16
26.28
26.40
26.52
26.64
26.76
26.88
27.00
27.12
27.24
27.36
27.48
27.60
0.5517
0.5547
0.5578
0.5608
0.5639
0.5669
0.5700
0.5730
0.5761
0.5791
0.5822
0.5852
0.5883
0.5913
0.5944
0.5974
0.6005
0.6035
0.6066
0.6096
0.6126
0.6157
0.6187
0.6218
0.6248
0.6279
0.6309
0.6340
0.6370
0.6401
0.6431
0.6462
0.6492
0.6523
0.6553
0.6584
0.6614
0.6645
0.6675
0.6706
0.6736
0.6767
0.6797
0.6828
0.6858
0.6888
0.6919
0.6949
0.6980
0.7010
1.607
CFS = 32 Hft.
L/S = 6115 Hm 1.607
1.607
GPM = 14362 Hft.
M3/HR = 22010 Hm 1.607
±3-5% Accuracy
MGD = 20.68 Hft. 1.607
CFS
GPM
MGD
L/S
M3/HR
83.03
83.77
84.51
85.25
86.00
86.75
87.50
88.25
89.01
89.76
90.53
91.29
92.05
92.82
93.59
94.36
95.14
95.92
96.70
97.48
98.26
99.05
99.84
100.6
101.4
102.2
103.0
103.8
104.6
105.4
106.2
107.0
107.9
108.7
109.5
110.3
111.1
112.0
112.8
113.6
114.4
115.3
116.1
116.9
117.8
118.6
119.5
120.3
121.2
122.0
37264
37596
37928
38262
38596
38932
39269
39607
39946
40287
40628
40970
41314
41658
42004
42350
42698
43047
43397
43748
44100
44453
44807
45163
45519
45876
46235
46594
46955
47316
47679
48042
48407
48773
49140
49507
49876
50246
50617
50989
51362
51736
52111
52487
52864
53242
53621
54001
54382
54765
53.66
54.14
54.62
55.10
55.58
56.06
56.55
57.04
57.53
58.02
58.51
59.00
59.49
59.99
60.49
60.99
61.49
61.99
62.49
63.00
63.51
64.02
64.53
65.04
65.55
66.06
66.58
67.10
67.62
68.14
68.66
69.18
69.71
70.24
70.76
71.29
71.82
72.36
72.89
73.43
73.96
74.50
75.04
75.58
76.13
76.67
77.22
77.77
78.31
78.86
2351
2372
2393
2414
2436
2457
2478
2499
2521
2542
2564
2585
2607
2629
2651
2672
2694
2716
2738
2761
2783
2805
2827
2850
2872
2895
2917
2940
2963
2986
3009
3032
3055
3078
3101
3124
3147
3171
3194
3217
3241
3265
3288
3312
3336
3360
3384
3408
3432
3456
8461
8536
8612
8687
8763
8840
8916
8993
9070
9147
9225
9302
9380
9458
9537
9616
9695
9774
9853
9933
10013
10093
10173
10254
10335
10416
10498
10579
10661
10743
10825
10908
10991
11074
11157
11241
11324
11408
11493
11577
11662
11747
11832
11917
12003
12089
12175
12261
12348
12434
Water Measurement Manual, 3rd Edition, United States Department of the Interior, Bureau of Reclamation
ASTM D 1941-91 (2007): Standard Test Method for Open Channel Flow Measurement of Water with Parshall Flume
96-Inch Parshall Flume Discharge Table
70% Submergence Transition
Formulas (H in feet):
Formulas (H in meters):
FEET
2.31
2.32
2.33
2.34
2.35
2.36
2.37
2.38
2.39
2.40
2.41
2.42
2.43
2.44
2.45
2.46
2.47
2.48
2.49
2.50
Sources:
INCHES METERS
27.72
27.84
27.96
28.08
28.20
28.32
28.44
28.56
28.68
28.80
28.92
29.04
29.16
29.28
29.40
29.52
29.64
29.76
29.88
30.00
0.7041
0.7071
0.7102
0.7132
0.7163
0.7193
0.7224
0.7254
0.7285
0.7315
0.7346
0.7376
0.7407
0.7437
0.7468
0.7498
0.7529
0.7559
0.7590
0.7620
1.607
CFS = 32 Hft.
L/S = 6115 Hm 1.607
1.607
GPM = 14362 Hft.
M3/HR = 22010 Hm 1.607
±3-5% Accuracy
MGD = 20.68 Hft. 1.607
CFS
GPM
MGD
L/S
M3/HR
122.9
123.7
124.6
125.5
126.3
127.2
128.0
128.9
129.8
130.7
131.5
132.4
133.3
134.2
135.1
136.0
136.8
137.7
138.6
139.5
55148
55532
55917
56303
56690
57078
57468
57858
58249
58641
59034
59428
59824
60220
60617
61015
61414
61814
62215
62617
79.42
79.97
80.52
81.08
81.64
82.20
82.76
83.32
83.88
84.45
85.01
85.58
86.15
86.72
87.29
87.87
88.44
89.02
89.59
90.17
3480
3504
3528
3553
3577
3602
3626
3651
3676
3700
3725
3750
3775
3800
3825
3850
3875
3901
3926
3951
12521
12608
12696
12784
12872
12960
13048
13137
13225
13314
13404
13493
13583
13673
13763
13853
13944
14035
14126
14217
Water Measurement Manual, 3rd Edition, United States Department of the Interior, Bureau of Reclamation
ASTM D 1941-91 (2007): Standard Test Method for Open Channel Flow Measurement of Water with Parshall Flume