Geoscience Reference
In-Depth Information
Table 3.2 Greatest known observed point rainfall
Duration
(mm)
Location
Date
1 min
38
Barot, Guadeloupe
Nov. 26, 1970
5 min
63
Haynes Camp, California
Feb. 2, 1976
8 min
126
Fussen, Bavaria
May 25, 1920
15 min
198
Plumb Point, Jamaica
May 12, 1916
20 min
206
Curtea-de-Arges, Roumania
Jul. 7, 1889
30 min
280
Sikeshugou, Hebei
Jul. 3, 1974
42 min
305
Holt, Missouri
Jun. 22, 1947
60 min
401
Shangdi, Inner Mongolia
Jul. 3, 1975
1 h 12 min
440
Gaoj, Gansu
Aug. 12, 1985
2 h 30 min
550
Bainaobao, Hebei
Jun. 25, 1972
2 h 45 min
559
D'Hanis, Texas (17 miles NNW)
May 31, 1935
3 h
600
Duan Jiazhuang, Hebei
Jun. 28, 1973
4 h 30 min
782
Smethport, Pennsylvania
Jul. 18, 1942
6 h
840
Muduocaidang, Inner Mongolia
Aug. 1, 1977
10 h
1400
Muduocaidang, Inner Mongolia
Aug. 1, 1977
18 h
1589
Foc Foc, Reunion
Jan. 7-8, 1966
24 h
1825
Foc Foc, Reunion
Jan. 7-8, 1966
2 d
2467
Aurere, Reunion
Apr. 8-10, 1958
3 d
3240
Grand Ilet, Reunion
Jan. 24-27, 1980
4 d
3721
Cherrapunji, Meghalaya
Sep. 12-15, 1974
5 d
3951
Commerson, Reunion
Jan. 23-27, 1980
7 d
4653
Commerson, Reunion
Jan. 21-27, 1980
10 d
5678
Commerson, Reunion
Jan. 18-27, 1980
15 d
6083
Commerson, Reunion
Jan. 14-28, 1980
31 d
9300
Cherrapunji, Meghalaya
Jul. 1-31, 1861
2 mon
12767
Cherrapunji, Meghalaya
Jun.-Jul. 1861
4 mon
18738
Cherrapunji, Meghalaya
Apr.-Jul. 1861
6 mon
22454
Cherrapunji, Meghalaya
Apr.-Sep. 1861
1 y
26461
Cherrapunji, Meghalaya
Aug. 1860-Jul. 1861
2 y
40768
Cherrapunji, Meghalaya
1860-1861
Source: World Meteorological Organization (1986).
Washington, DC; these values were obtained from the data presented in US Weather
Bureau (1955). Interestingly, some 20 years earlier Bernard (1932) reported for
Washington the values K p =
78 for rain events longer
than 1 h; this illustrates how P values, with a certain probability of occurrence, may
increase as the available period of record becomes longer.
34
.
4, a
=
0
.
2, b
=
0 and c
=
0
.
While the constants in (3.3) can be expected to change from place to place, the
values reported in the literature for a
,
b and c vary within relatively narrow ranges,
namely 0
.
15
<
a
<
0
.
3, 5
<
b
<
10 min
and 0
.
6
<
c
<
0
.
8.
Thus
when
no
other
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