MAXIMUM RAINFALL INTENSITY IN SOUTH CAROLINA BY COUNTY
John C. Purvis
Wes Tyler
Scott Sidlow
Climate Report No. G32
South Carolina State Climatology Office
2221 Devine Street
Suite 222
Columbia, South Carolina 29205-2418
June 1988
TABLE OF CONTENTS
Introduction
Maximum Rainfall Intensity Expected At the Center of Each County
References
INTRODUCTION
The growing environmental awareness of the past few years has increased
the demand for hydrologic planning and design for small drainage areas. Examples of such
drainage areas are cattle feedlots and urban shopping and parking areas. Hydrologic design
practices and legal standards are generally expresses in terms of control of storm slow of
a specified frequency of recurrence. Precipitation frequencies for short duration are an
essential input to evaluating the runoff frequencies from small drainage areas.
Until about 1953, economic and engineering design requiring rainfall
frequency data was based largely of Yarnell's paper which contains a series of generalized maps for several combinations of durations and return periods. Yarnell's maps are based on data from about 200 first order Weather Bureau stations which maintained complete recording-gauge records. In 1940, about 5 years after Yarnell's paper was published, a hydrologic network of recording gages was installed to supplement both the Weather Bureau recording gages and the relatively latger number of nonrecording gages. The additional recording pages have subsequently increased the amount of short-duration data by a factor or 20.
Weather Bureau Technical Paper No.24, Parts I and II, prepared for the
Corps of Engineers in connection with their military construction program, contained the
first studies covering an extended area which exploited the hydrologic network data. The
results of this work showed the importance of the additional data in defining the
short-duration rainfall frequency regime in the mountainous regions of the West. In many
instances, the differences between Technical Paper No. 24 and Yarnell reach a factor of
three, with the former generally being larger. Relationships developed and knowledge
gained from these studies in the United States were then used to prepare similar reports
for the costal regions of North Africa and several Arctic regions where recording gage
data were lacking.
Cooperation between the Weather Bureau and the Soil Conservation Service
began in 1955 for the purpose of defining the depth-area-duration-frequency regime in the
United States. Technical Paper No. 25, which was partly a by-product of previous work
performed for the Corps of Engineers, was the first paper published under the sponsorship
of the Soil Conservation Service. This paper contains a series of rainfall
intensity-duration-frequency curves for 200 first order Weather Bureau stations. Th is was
followed by Technical Paper No. 28, which is an expansion of Technical Paper No. 24 to
longer return periods and durations. Next t be published were the five parts of the
Technical Paper No.29 series, which cover the region east of 90'W, Included in this series
are seasonal variation on a frequency basis and area-depth curves so that the point
frequency values can be transformed to real frequency.
In May, 1961, the Weather Bureau published a new study of rainfall
frequency. This study entitled a A Weather
Bureau Technical Paper No. 40 (Hershfield 1961)@,
abbreviated TP-40, has been the standard for precipitation -frequency values for durations
from 5 minutes to 24 hours over the Eastern United States for durations of less than 1
hour, the TP-40 values are derived by using nationwide, return-period independent ratios
of shorter duration values to 1-hour values. While these average ratios are valid in many
specific sections of the country, they have and observed, describable geographic pattern.
It has also been found that the ratios vary with return period.
In 1977, Fredrick, Meyers and Auciellco completed a new study, NWS
HYDRO-35, entitled A Five to 60-min Precipitation
Frequency for the Eastern and Central United States. That publication analyzes the above
variation and derives new 5- to 60-min precipitation frequencies for the 37 states, North
Dakota to Texas and eastward. There were presented in the form of maps for 5-, 15-, and 60
min duration at the 2- and 100 year return periods, together with equations and nomograms
for intraduration an intrareturn period interpolations.
Maximum Rainfall Intensity Expected at the Center of Each South Carolina County
|
|
|
|
|
|
|
|
|
Abbeville |
|
|
|
|
|
|
|
|
Return |
|
|
|
|
|
|
|
|
Period |
5 min. |
10 min |
15 min |
30 min |
60 min |
6 hr |
12 hr |
24 hr |
|
|
|
|
|
|
|
|
|
2 yr |
0.473 |
|
0.98 |
1.37 |
1.77 |
2.91 |
3.35 |
3.8 |
5 yr |
|
|
|
1.69 |
2.14 |
3.49 |
4.1 |
4.75 |
10 yr |
|
|
|
1.92 |
2.4 |
4 |
4.8 |
5.6 |
25 yr |
|
|
|
2.18 |
2.78 |
4.8 |
5.7 |
6.55 |
50 yr |
|
|
|
2.4 |
3.09 |
5.2 |
6.25 |
7 |
100 yr |
0.838 |
|
1.77 |
2.69 |
3.87 |
5.7 |
6.9 |
7.8 |
|
Aiken |
|
|
|
|
|
|
|
|
Return |
|
|
|
|
|
|
|
|
Period |
5 min. |
10 min |
15 min |
30 min |
60 min |
6 hr |
12 hr |
24 hr |
|
|
|
|
|
|
|
|
|
2 yr |
0.492 |
|
1.05 |
1.42 |
1.91 |
2.92 |
3.3 |
3.8 |
5 yr |
|
|
|
1.78 |
2.26 |
3.62 |
4.25 |
4.9 |
10 yr |
|
|
|
2.05 |
2.55 |
4.2 |
4.85 |
5.6 |
25 yr |
|
|
|
2.3 |
2.93 |
4.9 |
5.75 |
6.5 |
50 yr |
|
|
|
2.54 |
3.21 |
5.4 |
6.25 |
7.25 |
100 yr |
0.834 |
|
1.81 |
2.83 |
3.98 |
5.8 |
6.9 |
7.9 |
|
Allendale |
|
|
|
|
|
|
|
|
Return |
|
|
|
|
|
|
|
|
Period |
5 min. |
10 min |
15 min |
30 min |
60 min |
6 hr |
12 hr |
24 hr |
|
|
|
|
|
|
|
|
|
2 yr |
0.503 |
|
1.09 |
1.52 |
2.03 |
2.96 |
3.4 |
3.95 |
5 yr |
|
|
|
1.9 |
2.36 |
3.84 |
4.45 |
5.25 |
10 yr |
|
|
|
2.15 |
2.69 |
4.4 |
5.2 |
6 |
25 yr |
|
|
|
2.41 |
3.06 |
5 |
6.1 |
6.9 |
50 yr |
|
|
|
2.65 |
3.42 |
5.75 |
6.7 |
7.75 |
100 yr |
0.819 |
|
1.84 |
2.94 |
4.13 |
6.1 |
7.5 |
8.65 |
|
Anderson |
|
|
|
|
|
|
|
|
Return |
|
|
|
|
|
|
|
|
Period |
5 min. |
10 min |
15 min |
30 min |
60 min |
6 hr |
12 hr |
24 hr |
|
|
|
|
|
|
|
|
|
2 yr |
0.468 |
|
0.97 |
1.33 |
1.76 |
2.93 |
3.4 |
4 |
5 yr |
|
|
|
1.66 |
2.1 |
3.61 |
4.35 |
5 |
10 yr |
|
|
|
1.88 |
2.37 |
4.25 |
4.85 |
5.75 |
25 yr |
|
|
|
2.15 |
2.75 |
4.9 |
5.8 |
6.75 |
50 yr |
|
|
|
2.37 |
3.04 |
5.5 |
6.5 |
7.4 |
100 yr |
0.831 |
|
1.78 |
2.65 |
3.9 |
5.9 |
7 |
8 |
|
Bamberg |
|
|
|
|
|
|
|
|
Return |
|
|
|
|
|
|
|
|
Period |
5 min. |
10 min |
15 min |
30 min |
60 min |
6 hr |
12 hr |
24 hr |
|
|
|
|
|
|
|
|
|
2 yr |
0.499 |
|
1.09 |
1.5 |
2.01 |
2.95 |
3.35 |
3.95 |
5 yr |
|
|
|
1.87 |
2.34 |
3.78 |
4.4 |
5.25 |
10 yr |
|
|
|
2.15 |
2.67 |
4.4 |
5.2 |
6 |
25 yr |
|
|
|
2.4 |
3.07 |
5 |
6.05 |
6.85 |
50 yr |
|
|
|
2.64 |
3.43 |
5.7 |
6.7 |
7.7 |
100 yr |
0.817 |
|
1.84 |
2.93 |
4.11 |
6.1 |
7.4 |
8.5 |
|
Barnwell |
|
|
|
|
|
|
|
|
Return |
|
|
|
|
|
|
|
|
Period |
5 min. |
10 min |
15 min |
30 min |
60 min |
6 hr |
12 hr |
24 hr |
|
|
|
|
|
|
|
|
|
2 yr |
0.498 |
|
1.07 |
1.49 |
1.98 |
2.94 |
3.35 |
3.9 |
5 yr |
|
|
|
1.85 |
2.32 |
3.74 |
4.35 |
5.1 |
10 yr |
|
|
|
2.1 |
2.61 |
4.3 |
5 |
5.8 |
25 yr |
|
|
|
2.36 |
2.99 |
4.95 |
5.9 |
6.75 |
50 yr |
|
|
|
2.58 |
3.33 |
5.6 |
6.5 |
7.5 |
100 yr |
0.824 |
|
1.83 |
2.9 |
4.06 |
5.9 |
7.25 |
8.25 |
|
Beaufort |
|
|
|
|
|
|
|
|
Return |
|
|
|
|
|
|
|
|
Period |
5 min. |
10 min |
15 min |
30 min |
60 min |
6 hr |
12 hr |
24 hr |
|
|
|
|
|
|
|
|
|
2 yr |
0.52 |
|
1.15 |
1.66 |
2.28 |
3.24 |
3.9 |
4.6 |
5 yr |
|
|
|
2.04 |
2.6 |
4.25 |
5.1 |
5.9 |
10 yr |
|
|
|
2.32 |
2.89 |
4.9 |
6 |
6.9 |
25 yr |
|
|
|
2.64 |
3.36 |
5.6 |
6.8 |
7.95 |
50 yr |
|
|
|
2.95 |
3.74 |
6.25 |
7.4 |
8.9 |
100 yr |
0.796 |
|
1.9 |
3.12 |
4.35 |
7 |
8.4 |
10 |
|
Berkeley |
|
|
|
|
|
|
|
|
Return |
|
|
|
|
|
|
|
|
Period |
5 min. |
10 min |
15 min |
30 min |
60 min |
6 hr |
12 hr |
24 hr |
|
|
|
|
|
|
|
|
|
2 yr |
0.5 |
|
1.12 |
1.62 |
2.19 |
3.08 |
3.6 |
4.25 |
5 yr |
|
|
|
1.98 |
2.5 |
4.08 |
4.8 |
5.6 |
10 yr |
|
|
|
2.25 |
2.85 |
4.7 |
5.6 |
6.6 |
25 yr |
|
|
|
2.58 |
3.26 |
5.3 |
6.5 |
7.5 |
50 yr |
|
|
|
2.89 |
3.65 |
6.15 |
7.15 |
8.4 |
100 yr |
0.8 |
|
1.85 |
3.12 |
4.23 |
6.75 |
8.2 |
9.5 |
|
Calhoun |
|
|
|
|
|
|
|
|
Return |
|
|
|
|
|
|
|
|
Period |
5 min. |
10 min |
15 min |
30 min |
60 min |
6 hr |
12 hr |
24 hr |
|
|
|
|
|
|
|
|
|
2 yr |
0.49 |
|
1.06 |
1.46 |
1.96 |
2.9 |
3.25 |
3.85 |
5 yr |
|
|
|
1.81 |
2.3 |
3.66 |
4.3 |
5.05 |
10 yr |
|
|
|
2.1 |
2.64 |
4.3 |
5 |
5.8 |
25 yr |
|
|
|
2.35 |
3.04 |
4.95 |
5.85 |
6.7 |
50 yr |
|
|
|
2.6 |
3.36 |
5.5 |
6.5 |
7.5 |
100 yr |
0.821 |
|
1.82 |
2.92 |
4.06 |
6 |
7.25 |
8.3 |
|
Charleston |
|
|
|
|
|
|
|
Return |
|
|
|
|
|
|
|
|
Period |
5 min. |
10 min |
15 min |
30 min |
60 min |
6 hr |
12 hr |
24 hr |
|
|
|
|
|
|
|
|
|
2 yr |
0.511 |
|
1.15 |
1.65 |
2.27 |
3.25 |
4 |
4.6 |
5 yr |
|
|
|
2.05 |
2.62 |
4.2 |
5.1 |
5.9 |
10 yr |
|
|
|
2.35 |
2.92 |
4.8 |
5.9 |
7 |
25 yr |
|
|
|
2.65 |
3.35 |
5.6 |
6.75 |
8 |
50 yr |
|
|
|
2.95 |
3.73 |
6.4 |
7.45 |
8.9 |
100 yr |
0.795 |
|
1.88 |
3.14 |
4.34 |
7 |
8.5 |
10.2 |
|
Cherokee |
|
|
|
|
|
|
|
|
Return |
|
|
|
|
|
|
|
|
Period |
5 min. |
10 min |
15 min |
30 min |
60 min |
6 hr |
12 hr |
24 hr |
|
|
|
|
|
|
|
|
|
2 yr |
0.464 |
|
0.96 |
1.27 |
1.76 |
2.6 |
3 |
3.4 |
5 yr |
|
|
|
1.59 |
2.01 |
3.4 |
3.95 |
4.5 |
10 yr |
|
|
|
1.82 |
2.31 |
3.9 |
4.45 |
5 |
25 yr |
|
|
|
2.14 |
2.71 |
4.9 |
5 |
5.85 |
50 yr |
|
|
|
2.34 |
3.01 |
5 |
5.75 |
6.75 |
100 yr |
0.821 |
|
1.76 |
2.65 |
3.91 |
5.75 |
6.5 |
7.2 |
|
Chester |
|
|
|
|
|
|
|
|
Return |
|
|
|
|
|
|
|
|
Period |
5 min. |
10 min |
15 min |
30 min |
60 min |
6 hr |
12 hr |
24 hr |
|
|
|
|
|
|
|
|
|
2 yr |
0.475 |
|
0.99 |
1.3 |
1.76 |
2.68 |
3 |
3.35 |
5 yr |
|
|
|
1.65 |
2.1 |
3.32 |
3.95 |
4.35 |
10 yr |
|
|
|
1.9 |
2.38 |
3.8 |
4.5 |
5.15 |
25 yr |
|
|
|
2.19 |
2.78 |
4.75 |
5.1 |
5.9 |
50 yr |
|
|
|
2.42 |
3.11 |
4.9 |
5.6 |
6.8 |
100 yr |
0.84 |
|
1.76 |
2.75 |
3.78 |
5.55 |
6.4 |
7.3 |
|
Chesterfield |
|
|
|
|
|
|
|
Return |
|
|
|
|
|
|
|
|
Period |
5 min. |
10 min |
15 min |
30 min |
60 min |
6 hr |
12 hr |
24 hr |
|
|
|
|
|
|
|
|
|
2 yr |
0.483 |
|
1.03 |
1.42 |
1.85 |
2.75 |
3.25 |
3.7 |
5 yr |
|
|
|
1.75 |
2.24 |
3.46 |
4.2 |
4.75 |
10 yr |
|
|
|
2.05 |
2.59 |
4 |
4.8 |
5.55 |
25 yr |
|
|
|
2.32 |
2.96 |
4.85 |
5.5 |
6.4 |
50 yr |
|
|
|
2.56 |
3.26 |
5.2 |
6.25 |
7.25 |
100 yr |
0.835 |
|
1.8 |
2.88 |
3.85 |
5.8 |
6.85 |
7.95 |
|
Clarendon |
|
|
|
|
|
|
|
|
Return |
|
|
|
|
|
|
|
|
Period |
5 min. |
10 min |
15 min |
30 min |
60 min |
6 hr |
12 hr |
24 hr |
|
|
|
|
|
|
|
|
|
2 yr |
0.493 |
|
1.08 |
1.5 |
2.02 |
2.92 |
3.35 |
3.9 |
5 yr |
|
|
|
1.87 |
2.36 |
3.77 |
4.4 |
5.25 |
10 yr |
|
|
|
2.19 |
2.73 |
4.4 |
5.25 |
6 |
25 yr |
|
|
|
2.45 |
3.13 |
5 |
6 |
6.85 |
50 yr |
|
|
|
2.71 |
3.48 |
5.7 |
6.75 |
7.8 |
100 yr |
0.812 |
|
1.83 |
3 |
4.12 |
6.25 |
7.5 |
8.75 |
|
Colleton |
|
|
|
|
|
|
|
|
Return |
|
|
|
|
|
|
|
|
Period |
5 min. |
10 min |
15 min |
30 min |
60 min |
6 hr |
12 hr |
24 hr |
|
|
|
|
|
|
|
|
|
2 yr |
0.51 |
|
1.12 |
1.6 |
2.18 |
3 |
3.5 |
4.25 |
5 yr |
|
|
|
1.99 |
2.46 |
4.02 |
4.75 |
5.6 |
10 yr |
|
|
|
2.25 |
2.8 |
4.6 |
5.55 |
6.5 |
25 yr |
|
|
|
2.55 |
3.25 |
5.3 |
6.55 |
7.5 |
50 yr |
|
|
|
2.8 |
3.59 |
6 |
7.1 |
8.3 |
100 yr |
0.8 |
|
1.86 |
3.06 |
4.25 |
6.6 |
8 |
9.4 |
|
Darlington |
|
|
|
|
|
|
|
Return |
|
|
|
|
|
|
|
|
Period |
5 min. |
10 min |
15 min |
30 min |
60 min |
6 hr |
12 hr |
24 hr |
|
|
|
|
|
|
|
|
|
2 yr |
0.487 |
|
1.05 |
1.45 |
1.94 |
2.82 |
3.3 |
3.8 |
5 yr |
|
|
|
1.81 |
2.29 |
3.59 |
4.3 |
5 |
10 yr |
|
|
|
2.11 |
2.66 |
4.2 |
5 |
5.7 |
25 yr |
|
|
|
2.37 |
3.05 |
4.9 |
5.65 |
6.6 |
50 yr |
|
|
|
2.64 |
3.36 |
5.4 |
6.4 |
7.45 |
100 yr |
0.825 |
|
1.82 |
2.95 |
4.01 |
6 |
7.2 |
8.3 |
|
Dillon |
|
|
|
|
|
|
|
|
Return |
|
|
|
|
|
|
|
|
Period |
5 min. |
10 min |
15 min |
30 min |
60 min |
6 hr |
12 hr |
24 hr |
|
|
|
|
|
|
|
|
|
2 yr |
0.488 |
|
1.06 |
1.49 |
1.97 |
2.87 |
3.35 |
3.9 |
5 yr |
|
|
|
1.86 |
2.35 |
3.73 |
4.35 |
5.1 |
10 yr |
|
|
|
2.17 |
2.74 |
4.35 |
5.2 |
5.9 |
25 yr |
|
|
|
2.46 |
3.15 |
4.95 |
5.8 |
6.8 |
50 yr |
|
|
|
2.74 |
3.5 |
5.55 |
6.6 |
7.7 |
100 yr |
0.818 |
|
1.82 |
3.04 |
4.06 |
6.25 |
7.45 |
8.55 |
|
Dorchester |
|
|
|
|
|
|
|
Return |
|
|
|
|
|
|
|
|
Period |
5 min. |
10 min |
15 min |
30 min |
60 min |
6 hr |
12 hr |
24 hr |
|
|
|
|
|
|
|
|
|
2 yr |
0.501 |
|
1.12 |
1.6 |
2.15 |
2.99 |
3.5 |
4.25 |
5 yr |
|
|
|
1.95 |
2.47 |
4.01 |
4.75 |
5.5 |
10 yr |
|
|
|
2.25 |
2.8 |
4.7 |
5.5 |
6.5 |
25 yr |
|
|
|
2.53 |
3.24 |
5.3 |
6.5 |
7.4 |
50 yr |
|
|
|
2.81 |
3.6 |
6 |
7.1 |
8.2 |
100 yr |
0.801 |
|
1.85 |
3.06 |
4.24 |
6.6 |
8 |
9.4 |
|
Edgefield |
|
|
|
|
|
|
|
|
Return |
|
|
|
|
|
|
|
|
Period |
5 min. |
10 min |
15 min |
30 min |
60 min |
6 hr |
12 hr |
24 hr |
|
|
|
|
|
|
|
|
|
2 yr |
0.485 |
|
1.03 |
1.39 |
1.86 |
2.91 |
3.25 |
3.8 |
5 yr |
|
|
|
1.74 |
2.21 |
3.53 |
4.2 |
4.75 |
10 yr |
|
|
|
1.99 |
2.47 |
4.05 |
4.75 |
5.5 |
25 yr |
|
|
|
2.26 |
2.86 |
4.8 |
5.7 |
6.45 |
50 yr |
|
|
|
2.48 |
3.16 |
5.25 |
6.05 |
7.1 |
100 yr |
0.841 |
|
1.79 |
2.78 |
3.96 |
5.6 |
6.8 |
7.8 |
|
Fairfield |
|
|
|
|
|
|
|
|
Return |
|
|
|
|
|
|
|
|
Period |
5 min. |
10 min |
15 min |
30 min |
60 min |
6 hr |
12 hr |
24 hr |
|
|
|
|
|
|
|
|
|
2 yr |
0.481 |
|
1.02 |
1.34 |
1.83 |
2.78 |
3.1 |
3.55 |
5 yr |
|
|
|
1.69 |
2.16 |
3.39 |
4 |
4.5 |
10 yr |
|
|
|
1.96 |
2.42 |
3.9 |
4.6 |
5.25 |
25 yr |
|
|
|
2.24 |
2.84 |
4.8 |
5.25 |
6.1 |
50 yr |
|
|
|
2.46 |
3.15 |
4.95 |
5.85 |
6.9 |
100 yr |
0.84 |
|
1.78 |
2.79 |
3.86 |
5.6 |
6.6 |
7.5 |
|
Florence |
|
|
|
|
|
|
|
|
Return |
|
|
|
|
|
|
|
|
Period |
5 min. |
10 min |
15 min |
30 min |
60 min |
6 hr |
12 hr |
24 hr |
|
|
|
|
|
|
|
|
|
2 yr |
0.49 |
|
1.07 |
1.5 |
2 |
2.91 |
3.35 |
3.9 |
5 yr |
|
|
|
1.86 |
2.37 |
3.83 |
4.4 |
5.25 |
10 yr |
|
|
|
2.2 |
2.76 |
4.35 |
5.2 |
6 |
25 yr |
|
|
|
2.46 |
3.14 |
5 |
5.9 |
6.85 |
50 yr |
|
|
|
2.75 |
3.51 |
5.7 |
6.7 |
7.75 |
100 yr |
0.812 |
|
1.83 |
3.05 |
4.09 |
6.25 |
7.6 |
8.7 |
|
Georgetown |
|
|
|
|
|
|
|
Return |
|
|
|
|
|
|
|
|
Period |
5 min. |
10 min |
15 min |
30 min |
60 min |
6 hr |
12 hr |
24 hr |
|
|
|
|
|
|
|
|
|
2 yr |
0.499 |
|
1.12 |
1.6 |
2.17 |
3.13 |
3.75 |
4.5 |
5 yr |
|
|
|
2 |
2.54 |
4.12 |
5 |
5.7 |
10 yr |
|
|
|
2.34 |
2.9 |
4.7 |
5.7 |
6.75 |
25 yr |
|
|
|
2.6 |
3.3 |
5.4 |
6.5 |
7.75 |
50 yr |
|
|
1.55 |
2.95 |
3.69 |
6.15 |
7.2 |
8.6 |
100 yr |
0.798 |
|
1.85 |
3.13 |
4.24 |
6.8 |
8.25 |
9.75 |
|
Greenville |
|
|
|
|
|
|
|
Return |
|
|
|
|
|
|
|
|
Period |
5 min. |
10 min |
15 min |
30 min |
60 min |
6 hr |
12 hr |
24 hr |
|
|
|
|
|
|
|
|
|
2 yr |
0.462 |
|
0.95 |
1.29 |
1.78 |
2.93 |
4.1 |
4.6 |
5 yr |
|
|
|
1.62 |
2.04 |
3.89 |
4.4 |
5.25 |
10 yr |
|
|
|
1.84 |
2.33 |
4.3 |
5 |
5.8 |
25 yr |
|
|
|
2.13 |
2.7 |
4.9 |
5.7 |
6.75 |
50 yr |
|
|
|
2.33 |
2.99 |
5.6 |
6.6 |
7.6 |
100 yr |
0.825 |
|
1.79 |
2.62 |
3.98 |
5.9 |
7 |
8.3 |
|
Greenwood |
|
|
|
|
|
|
|
|
Return |
|
|
|
|
|
|
|
|
Period |
5 min. |
10 min |
15 min |
30 min |
60 min |
6 hr |
12 hr |
24 hr |
|
|
|
|
|
|
|
|
|
2 yr |
0.475 |
|
0.99 |
1.36 |
1.78 |
2.89 |
3.25 |
3.75 |
5 yr |
|
|
|
1.7 |
2.15 |
3.46 |
4.1 |
4.7 |
10 yr |
|
|
|
1.94 |
2.39 |
3.95 |
4.7 |
5.45 |
25 yr |
|
|
|
2.2 |
2.79 |
4.75 |
5.55 |
6.35 |
50 yr |
|
|
|
2.42 |
3.11 |
5.1 |
5.9 |
6.95 |
100 yr |
0.841 |
|
1.78 |
2.72 |
3.94 |
5.6 |
6.75 |
7.7 |
|
Hampton |
|
|
|
|
|
|
|
|
Return |
|
|
|
|
|
|
|
|
Period |
5 min. |
10 min |
15 min |
30 min |
60 min |
6 hr |
12 hr |
24 hr |
|
|
|
|
|
|
|
|
|
2 yr |
0.51 |
|
1.11 |
1.57 |
2.12 |
2.98 |
3.4 |
4.1 |
5 yr |
|
|
|
1.93 |
3.39 |
3.9 |
4.5 |
5.4 |
10 yr |
|
|
|
2.2 |
2.74 |
4.5 |
5.3 |
6.4 |
25 yr |
|
|
|
2.49 |
3.14 |
5.2 |
6.35 |
7.2 |
50 yr |
|
|
|
2.71 |
2.51 |
5.85 |
6.9 |
7.9 |
100 yr |
0.81 |
|
1.86 |
3 |
4.2 |
6.4 |
7.75 |
8.9 |
Horry |
|
|
|
|
|
|
|
|
Return |
|
|
|
|
|
|
|
|
Period |
5 min. |
10 min |
15 min |
30 min |
60 min |
6 hr |
12 hr |
24 hr |
|
|
|
|
|
|
|
|
|
2 yr |
0.496 |
|
1.1 |
1.56 |
2.11 |
3.11 |
3.5 |
4.25 |
5 yr |
|
|
|
1.95 |
2.48 |
4.03 |
4.75 |
5.5 |
10 yr |
|
|
|
2.3 |
2.88 |
4.65 |
5.45 |
6.55 |
25 yr |
|
|
|
2.58 |
3.29 |
5.3 |
6.3 |
7.6 |
50 yr |
|
|
|
2.91 |
3.67 |
5.95 |
7 |
8.35 |
100 yr |
0.801 |
|
1.84 |
3.13 |
4.18 |
6.75 |
8 |
9.6 |
|
Jasper |
|
|
|
|
|
|
|
|
Return |
|
|
|
|
|
|
|
|
Period |
5 min. |
10 min |
15 min |
30 min |
60 min |
6 hr |
12 hr |
24 hr |
|
|
|
|
|
|
|
|
|
2 yr |
0.513 |
|
1.13 |
1.61 |
2.21 |
3.09 |
3.65 |
4.35 |
5 yr |
|
|
|
1.99 |
2.5 |
4 |
4.75 |
5.65 |
10 yr |
|
|
|
2.26 |
2.8 |
4.75 |
5.6 |
6.6 |
25 yr |
|
|
|
0.255 |
3.24 |
5.45 |
6.6 |
7.6 |
50 yr |
|
|
|
2.82 |
3.59 |
6 |
7.2 |
8.3 |
100 yr |
0.8 |
|
1.87 |
3.07 |
4.27 |
6.75 |
8.1 |
9.5 |
|
Kershaw |
|
|
|
|
|
|
|
|
Return |
|
|
|
|
|
|
|
|
Period |
5 min. |
10 min |
15 min |
30 min |
60 min |
6 hr |
12 hr |
24 hr |
|
|
|
|
|
|
|
|
|
2 yr |
0.483 |
|
1.03 |
1.4 |
1.86 |
2.77 |
3.15 |
3.65 |
5 yr |
|
|
|
1.74 |
2.23 |
3.45 |
4.15 |
4.7 |
10 yr |
|
|
|
2.04 |
2.54 |
4 |
4.75 |
5.5 |
25 yr |
|
|
|
2.3 |
2.94 |
4.85 |
5.4 |
6.35 |
50 yr |
|
|
|
2.54 |
3.24 |
5.1 |
6.2 |
7.2 |
100 yr |
0.837 |
|
1.8 |
2.85 |
3.88 |
5.75 |
6.8 |
7.8 |
|
Lancaster |
|
|
|
|
|
|
|
|
Return |
|
|
|
|
|
|
|
|
Period |
5 min. |
10 min |
15 min |
30 min |
60 min |
6 hr |
12 hr |
24 hr |
|
|
|
|
|
|
|
|
|
2 yr |
0.479 |
|
1.01 |
1.35 |
1.8 |
2.67 |
3.1 |
3.6 |
5 yr |
|
|
|
1.69 |
2.16 |
3.35 |
4 |
4.55 |
10 yr |
|
|
|
1.96 |
2.46 |
3.85 |
4.55 |
5.25 |
25 yr |
|
|
|
2.26 |
2.85 |
4.8 |
5.25 |
6.1 |
50 yr |
|
|
|
2.47 |
3.16 |
4.95 |
5.9 |
7 |
100 yr |
0.841 |
|
1.77 |
2.8 |
3.75 |
5.6 |
6.5 |
7.5 |
|
Laurens |
|
|
|
|
|
|
|
|
Return |
|
|
|
|
|
|
|
|
Period |
5 min. |
10 min |
15 min |
30 min |
60 min |
6 hr |
12 hr |
24 hr |
|
|
|
|
|
|
|
|
|
2 yr |
0.471 |
|
0.97 |
1.33 |
1.76 |
2.88 |
3.25 |
3.7 |
5 yr |
|
|
|
1.65 |
2.09 |
3.44 |
4 |
4.55 |
10 yr |
|
|
|
1.89 |
2.36 |
3.9 |
4.6 |
5.4 |
25 yr |
|
|
|
2.17 |
2.75 |
4.85 |
5.5 |
6.25 |
50 yr |
|
|
|
2.38 |
3.06 |
4.95 |
5.9 |
6.85 |
100 yr |
0.835 |
|
1.78 |
2.69 |
2.8 |
5.7 |
6.75 |
7.6 |
|
Lee |
|
|
|
|
|
|
|
|
Return |
|
|
|
|
|
|
|
|
Period |
5 min. |
10 min |
15 min |
30 min |
60 min |
6 hr |
12 hr |
24 hr |
|
|
|
|
|
|
|
|
|
2 yr |
0.485 |
|
1.05 |
1.44 |
1.95 |
2.83 |
3.25 |
3.8 |
5 yr |
|
|
|
1.8 |
2.29 |
3.59 |
4.25 |
5 |
10 yr |
|
|
|
2.1 |
2.64 |
4.2 |
4.95 |
5.75 |
25 yr |
|
|
|
2.36 |
3.04 |
4.9 |
5.7 |
6.6 |
50 yr |
|
|
|
2.61 |
3.35 |
5.45 |
6.4 |
7.4 |
100 yr |
0.825 |
|
1.81 |
2.92 |
4.01 |
6 |
7.15 |
8.25 |
|
Lexington |
|
|
|
|
|
|
|
|
Return |
|
|
|
|
|
|
|
|
Period |
5 min. |
10 min |
15 min |
30 min |
60 min |
6 hr |
12 hr |
24 hr |
|
|
|
|
|
|
|
|
|
2 yr |
0.486 |
|
1.04 |
1.38 |
1.9 |
2.88 |
3.2 |
3.7 |
5 yr |
|
|
|
1.75 |
2.22 |
3.49 |
4.15 |
4.75 |
10 yr |
|
|
|
2.02 |
2.51 |
4.1 |
4.75 |
5.45 |
25 yr |
|
|
|
2.28 |
2.92 |
4.85 |
5.6 |
6.35 |
50 yr |
|
|
|
2.51 |
3.19 |
5.2 |
6.2 |
7.1 |
100 yr |
0.836 |
|
1.8 |
2.84 |
3.97 |
5.75 |
6.8 |
7.75 |
|
Marion |
|
|
|
|
|
|
|
|
Return |
|
|
|
|
|
|
|
|
Period |
5 min. |
10 min |
15 min |
30 min |
60 min |
6 hr |
12 hr |
24 hr |
|
|
|
|
|
|
|
|
|
2 yr |
0.491 |
|
1.07 |
1.52 |
2.04 |
2.95 |
3.4 |
4 |
5 yr |
|
|
|
1.9 |
2.42 |
3.85 |
4.5 |
5.3 |
10 yr |
|
|
|
2.24 |
2.81 |
4.5 |
5.3 |
6.2 |
25 yr |
|
|
|
2.5 |
3.23 |
5.1 |
6 |
6.9 |
50 yr |
|
|
|
2.81 |
3.61 |
5.75 |
6.75 |
7.9 |
100 yr |
0.81 |
|
1.83 |
3.08 |
4.12 |
6.5 |
7.7 |
8.9 |
|
Marlboro |
|
|
|
|
|
|
|
|
Return |
|
|
|
|
|
|
|
|
Period |
5 min. |
10 min |
15 min |
30 min |
60 min |
6 hr |
12 hr |
24 hr |
|
|
|
|
|
|
|
|
|
2 yr |
0.486 |
|
1.05 |
1.44 |
1.9 |
2.81 |
3.3 |
3.8 |
5 yr |
|
|
|
1.81 |
2.29 |
3.56 |
4.3 |
4.95 |
10 yr |
|
|
|
2.11 |
2.67 |
4.2 |
5 |
5.7 |
25 yr |
|
|
|
2.4 |
3.05 |
4.9 |
5.7 |
6.6 |
50 yr |
|
|
|
2.65 |
3.38 |
5.45 |
6.4 |
7.45 |
100 yr |
0.826 |
|
1.81 |
2.95 |
4 |
6.1 |
7.25 |
8.25 |
|
McCormick |
|
|
|
|
|
|
|
|
Return |
|
|
|
|
|
|
|
|
Period |
5 min. |
10 min |
15 min |
30 min |
60 min |
6 hr |
12 hr |
24 hr |
|
|
|
|
|
|
|
|
|
2 yr |
0.48 |
|
1.01 |
1.39 |
1.81 |
2.91 |
3.3 |
3.8 |
5 yr |
|
|
|
1.73 |
2.19 |
3.5 |
4.15 |
4.75 |
10 yr |
|
|
|
1.96 |
2.44 |
4 |
4.75 |
5.5 |
25 yr |
|
|
|
2.24 |
2.83 |
4.8 |
5.65 |
6.5 |
50 yr |
|
|
|
2.46 |
3.13 |
5.2 |
6 |
7 |
100 yr |
0.843 |
|
1.78 |
2.74 |
3.95 |
5.5 |
6.8 |
7.8 |
|
Newberry |
|
|
|
|
|
|
|
|
Return |
|
|
|
|
|
|
|
|
Period |
5 min. |
10 min |
15 min |
30 min |
60 min |
6 hr |
12 hr |
24 hr |
|
|
|
|
|
|
|
|
|
2 yr |
0.478 |
|
1 |
1.33 |
1.8 |
2.83 |
3.1 |
3.6 |
5 yr |
|
|
|
1.67 |
2.13 |
3.4 |
4 |
4.5 |
10 yr |
|
|
|
1.93 |
2.38 |
3.9 |
4.6 |
5.25 |
25 yr |
|
|
|
2.19 |
2.79 |
4.8 |
5.35 |
6.05 |
50 yr |
|
|
|
2.43 |
3.12 |
4.95 |
5.8 |
6.85 |
100 yr |
0.842 |
|
1.77 |
2.76 |
3.94 |
5.5 |
6.65 |
7.5 |
|
Oconee |
|
|
|
|
|
|
|
|
Return |
|
|
|
|
|
|
|
|
Period |
5 min. |
10 min |
15 min |
30 min |
60 min |
6 hr |
12 hr |
24 hr |
|
|
|
|
|
|
|
|
|
2 yr |
0.462 |
|
0.95 |
1.31 |
1.8 |
3.25 |
4 |
5 |
5 yr |
0.553 |
|
|
1.65 |
2.08 |
4.05 |
4.6 |
6 |
10 yr |
0.62 |
|
|
1.88 |
2.37 |
4.6 |
5.7 |
6.6 |
25 yr |
0.697 |
|
|
2.12 |
2.72 |
5 |
6.5 |
8 |
50 yr |
0.758 |
|
|
2.35 |
3 |
6 |
7.3 |
9 |
100 yr |
0.832 |
|
1.79 |
2.59 |
3.98 |
6.25 |
8.2 |
9.8 |
|
Orangeburg |
|
|
|
|
|
|
|
Return |
|
|
|
|
|
|
|
|
Period |
5 min. |
10 min |
15 min |
30 min |
60 min |
6 hr |
12 hr |
24 hr |
2 yr |
0.496 |
|
1.08 |
1.5 |
2.01 |
2.93 |
3.3 |
3.9 |
5 yr |
|
|
|
1.86 |
2.34 |
3.77 |
4.4 |
5.2 |
10 yr |
|
|
|
2.15 |
2.7 |
4.4 |
5.2 |
6 |
25 yr |
|
|
|
2.4 |
3.1 |
5 |
6.05 |
6.85 |
50 yr |
|
|
|
2.66 |
3.44 |
5.65 |
6.7 |
7.75 |
100 yr |
0.818 |
|
1.83 |
2.96 |
4.12 |
6.2 |
7.4 |
8.6 |
|
Pickens |
|
|
|
|
|
|
|
|
Return |
|
|
|
|
|
|
|
|
Period |
5 min. |
10 min |
15 min |
30 min |
60 min |
6 hr |
12 hr |
24 hr |
|
|
|
|
|
|
|
|
|
2 yr |
0.461 |
|
0.94 |
1.3 |
1.8 |
3.25 |
4.25 |
5 |
5 yr |
|
|
|
1.63 |
2.05 |
4.1 |
4.8 |
6 |
10 yr |
|
|
|
1.85 |
2.34 |
4.6 |
5.5 |
6.9 |
25 yr |
|
|
|
2.11 |
2.69 |
5.1 |
6.9 |
8 |
50 yr |
|
|
|
2.32 |
2.97 |
6 |
7.4 |
8.9 |
100 yr |
0.821 |
|
1.8 |
2.59 |
3.98 |
6.25 |
8 |
9.6 |
|
Richland |
|
|
|
|
|
|
|
|
Return |
|
|
|
|
|
|
|
|
Period |
5 min. |
10 min |
15 min |
30 min |
60 min |
6 hr |
12 hr |
24 hr |
|
|
|
|
|
|
|
|
|
2 yr |
0.485 |
|
1.05 |
1.39 |
1.9 |
2.85 |
3.2 |
3.7 |
5 yr |
|
|
|
1.75 |
2.24 |
3.5 |
4.15 |
4.75 |
10 yr |
|
|
|
2.05 |
2.55 |
4.1 |
4.8 |
5.5 |
25 yr |
|
|
|
2.3 |
2.94 |
4.85 |
5.6 |
6.3 |
50 yr |
|
|
|
2.54 |
3.25 |
5.25 |
6.2 |
7.15 |
100 yr |
0.831 |
|
1.8 |
2.86 |
3.94 |
5.8 |
6.9 |
7.8 |
|
Saluda |
|
|
|
|
|
|
|
|
Return |
|
|
|
|
|
|
|
|
Period |
5 min. |
10 min |
15 min |
30 min |
60 min |
6 hr |
12 hr |
24 hr |
|
|
|
|
|
|
|
|
|
2 yr |
4.8 |
|
1.02 |
1.37 |
1.84 |
2.88 |
3.2 |
3.7 |
5 yr |
|
|
|
1.72 |
2.17 |
3.47 |
4.15 |
4.7 |
10 yr |
|
|
|
1.97 |
2.44 |
4 |
4.7 |
5.4 |
25 yr |
|
|
|
2.23 |
2.84 |
4.8 |
5.6 |
6.3 |
50 yr |
|
|
|
2.46 |
3.14 |
5.1 |
5.9 |
7 |
100 yr |
0.842 |
|
1.79 |
2.78 |
3.96 |
5.6 |
6.7 |
7.7 |
|
Spartanburg |
|
|
|
|
|
|
|
Return |
|
|
|
|
|
|
|
|
Period |
5 min. |
10 min |
15 min |
30 min |
60 min |
6 hr |
12 hr |
24 hr |
|
|
|
|
|
|
|
|
|
2 yr |
0.462 |
|
0.96 |
1.28 |
1.78 |
2.87 |
3.3 |
3.9 |
5 yr |
|
|
|
1.6 |
2.03 |
2.48 |
4.2 |
4.75 |
10 yr |
|
|
|
1.82 |
2.32 |
4 |
4.75 |
5.5 |
25 yr |
|
|
|
2.13 |
2.7 |
4.9 |
5.5 |
6.25 |
50 yr |
|
|
|
2.33 |
2.99 |
5 |
6.1 |
7 |
100 yr |
0.824 |
|
1.77 |
2.63 |
3.94 |
5.8 |
6.75 |
7.5 |
|
Sumter |
|
|
|
|
|
|
|
|
Return |
|
|
|
|
|
|
|
|
Period |
5 min. |
10 min |
15 min |
30 min |
60 min |
6 hr |
12 hr |
24 hr |
|
|
|
|
|
|
|
|
|
2 yr |
0.487 |
|
1.07 |
1.45 |
1.95 |
2.87 |
3.3 |
3.8 |
5 yr |
|
|
|
1.81 |
2.3 |
3.65 |
4.25 |
5 |
10 yr |
|
|
|
2.12 |
2.66 |
4.2 |
5 |
5.75 |
25 yr |
|
|
|
2.37 |
3.05 |
4.9 |
5.8 |
6.65 |
50 yr |
|
|
|
2.63 |
3.38 |
5.5 |
6.5 |
7.5 |
100 yr |
0.822 |
|
1.82 |
2.93 |
4.04 |
6 |
7.2 |
8.3 |
|
Union |
|
|
|
|
|
|
|
|
Return |
|
|
|
|
|
|
|
|
Period |
5 min. |
10 min |
15 min |
30 min |
60 min |
6 hr |
12 hr |
24 hr |
|
|
|
|
|
|
|
|
|
|
0.472 |
|
0.98 |
1.3 |
1.76 |
2.76 |
3 |
3.4 |
5 yr |
|
|
|
1.62 |
2.07 |
3.38 |
4 |
4.4 |
10 yr |
|
|
|
1.87 |
2.34 |
3.85 |
4.45 |
5.2 |
25 yr |
|
|
|
2.16 |
2.75 |
4.8 |
5.1 |
5.9 |
50 yr |
|
|
|
2.37 |
3.06 |
4.9 |
5.75 |
6.75 |
100 yr |
0.83 |
|
1.77 |
2.69 |
3.88 |
5.7 |
6.5 |
7.25 |
|
Williamsburg |
|
|
|
|
|
|
|
Return |
|
|
|
|
|
|
|
|
Period |
5 min. |
10 min |
15 min |
30 min |
60 min |
6 hr |
12 hr |
24 hr |
|
|
|
|
|
|
|
|
|
2 yr |
0.495 |
|
1.1 |
1.56 |
2.1 |
2.98 |
3.45 |
4.2 |
5 yr |
|
|
|
1.93 |
2.45 |
3.95 |
4.6 |
5.45 |
10 yr |
|
|
|
2.25 |
2.82 |
4.6 |
5.4 |
6.3 |
25 yr |
|
|
|
2.52 |
3.24 |
5.2 |
6.25 |
7.2 |
50 yr |
|
|
|
2.84 |
3.62 |
5.9 |
6.9 |
8.2 |
100 yr |
0.805 |
|
1.84 |
3.09 |
4.17 |
6.5 |
7.85 |
9.25 |
|
York |
|
|
|
|
|
|
|
|
Return |
|
|
|
|
|
|
|
|
Period |
5 min. |
10 min |
15 min |
30 min |
60 min |
6 hr |
12 hr |
24 hr |
|
|
|
|
|
|
|
|
|
2 yr |
0.47 |
|
0.97 |
1.29 |
1.73 |
2.49 |
2.9 |
3.2 |
5 yr |
|
|
|
1.6 |
2.06 |
3.3 |
3.95 |
4.25 |
10 yr |
|
|
|
1.87 |
2.35 |
3.75 |
4.45 |
4.9 |
25 yr |
|
|
|
2.17 |
2.75 |
4.8 |
5 |
5.8 |
50 yr |
|
|
|
2.39 |
3.08 |
4.85 |
5.45 |
6.65 |
100 yr |
0.828 |
|
1.75 |
2.7 |
3.75 |
5.6 |
6.25 |
7 |
REFERENCES
- Atmospheric Environment Service (Environment Canada, 1974: "Short Duration Rainfall
Intensity-Duration-Frequency Data," (Unpublished graphs and computer Output).)
- Barnes, S.L., 1963: "A Technique for maximizing Details in Numerical Weather Map Analysis,"
Technical Report ARL-1326-8, atmospheric Research Laboratory, University of Oklahoma
Research Institute, Norman, Okla.
- Chow, V.T., 1950: "Discussion of Annual Floods and the Partial-Duration Flood Series, by
W.B. Langbein," Transactions of American Geophysical Union. 31, pp. 939-941.
- Cressman, G.P., 1959: "An Operational Objective Analysis System," Monthly Weather Review,
87, pp. 367-374.
- Environmental Data Service, 1950-72: Climatological Data, National Summary, Annual, NOAA,
U.S. Dept. Of Commerce, Ashville, N.C.
- Environmental Data Service, 1951-72: Hourly Precipitation Data, NOAA, U.S. Dept. Of Commerce,
Ashville, N.C.
- Fujita, T., 1976: "Graphic Examples of Tornadoes," Bulletin of the American Meteorological
Society, 57, pp. 401-412.
- Greene, D., (Texas A&M University, College Station) 1971: "Numerical Techniques for the
Analyses of digital Radar Data with Applications to Meteorology and Hydrology," Ph.D.
Thesis.
- Gumbel, E.J., 1958: Statistics of Extremes, Columbia University Press, New York, 375 pp.
- Hershfield, D.M., 1961: "Rainfall Frequency Atlas of the United States for Durations from
30 Minutes to 24 Hours and Return Periods From 1 to 100 Years," Technical Paper
No. 40, Weather Bureau, U.S. Dept of Commerce, Washington, D.C., 115 pp.
- Hershfield, D.M., 1962: "An Empirical Comparison of the Predictive Value of Three Extreme-Value
Procedure," Journal of Geophysical Research, 67, pp. 1535-1542.
- Hershfield, D.M., and M.A. Kohler, 1960: "An Empirical Appraisal of the Gumbel Extreme-Value
Procedure," Journal of Geophysical Research, 65, pp. 1737-1746.
- Miller, J.F., R.H. Fredrick and R.J. Tracey, 1973: "Precipitation-Frequency Atlas of the Western
United States, Vol. I: Montana; Vol. II: Wyoming; Vol. III: Colorado; Vol IV: New Mexico;
Vol. V: Idaho; Vol. VI: Utah; Vol. VII: Nevada; Vol. VIII: Arizona; Vol. IX: Washington;
Vol. X: Oregon: Vol. XI: California, NOAA Atlas 2, National Weather Service, NOAA, U.S.
Dept of Commerce, Silver Spring, Md. National Weather Service, 1981: Rainfall Duration
Frequency Data for South Carolina, U.S. Dept. of Commerce, West Columbia, S.C. 11 pp.
- Pitchford, K.L., and J. London, 1962: "The Low Level Jet as Related to Nocturnal Thunderstorms
over the Midwest United States, " Journal of Applied Meteorology, 1, pp. 43-47.
- Weather Bureau, 1940-48: Hydrologic Bulletin, U.S. Dept. Of Commerce, Washington, D.C.
- Weather Bureau, 1936-49: Climatological Meteorological Yearbook, U.S. Dept. Of Commerce,
Washington, D.C.
- Weather Bureau, 1948-51: Climatological Data, U.S. Dept. Of Commerce, Washington, D.C.
- Weather Bureau, 1953-1954a" "Rainfall Intensities for Local Drainage Design in the United
States for Durations of 5 tp 240 Minutes and 2-, and 5-, and 10-Year Return Periods,
"Technical Paper No. 24, "Part I: West of the 115th Meridian," Washington, D.C.,
Revised February 1955, 19pp., "Part II: Between 105'W. And 115'W.," U.S Dept of
Commerce, Washington, D.C., 9 pp.
- Weather Bureau,1954b: "Rainfall Intensities for Local Drainage Design in costal Regions of
North Africa, Longitude 11'W. To 14'E. For Durations of 5 to 240 Minutes and 2-, and 5-,
and 10- Year Return Periods,"U.S. Dept of Commerce, Washington, D.C., 13 pp.
- Weather Bureau, 1955a: "Rainfall Intensities for Local Drainage Design in Arctic and Subarctic
Regions of Alaska, Canada, Greenland, and Iceland for Durations of 5 to 240 Minutes and
2-, 5-, 10, 20, and 50-year Return Periods," U.S. Department of Commerce, Washington,
D.C., 13 pp.
- Weather Bureau, 1955b: "Rainfall Intensity-Duration-Frequency curves for Selected Stations in
the United States, Alaska, Hawaiian Islands, and Puerto Rico," Technical Paper No. 25,
U.S. Dept. Of Commerce, Washington, D.C., 53 pp.
- Weather Bureau, 1956: "Rainfall Intensities for Local Drainage Design in Western United States
for Durations of 20 Minutes t 24 Hours and 1- to 100- Year Return Periods," Technical
Paper No. 28, U.S. Dept. of Commerce, Washington D.C., 46 pp.
- Weather Bureau, 1957, 1958, 1958, 1959, 1960: "Rainfall Intensity-Frequency Regime," Technical
Paper No. 29, "Part 1: The Ohio Valley;" "Part 2: Southeastern United States;" "Part 3:
The Middle Atlantic Region;" "Part 4: Northeastern United States;" "Part 5: Great Lakes
Region, "U.S. Dept. Of Commerce, Washington, D.C.
- Weather Bureau, 1963: "History of Weather Bureau Precipitation Measurement," Key to
Meteorological Records Documentation No. 3.082, U.S. Dept of Commerce, Washington,
D.C., 19 pp.
- Weiss, L.L., 1964: "Ratio of True to Fixed Interval Maximum Rainfall," Journal of the Hydraulics
Division, Proceedings, ASCE, 90, Hy-1, Proceedings Paper 3758, 99.77-82.
- Yarnell, D.L. 1935: "Rainfall Intensity-Frequency Data," Miscellaneous Publication No. 204,
U.S. Dept. Of Agriculture, Washington, D.C., 68 pp.