My WebLink
|
Help
|
About
|
Sign Out
Home
Browse
Search
FLOOD06431
CWCB
>
Floodplain Documents
>
Backfile
>
6001-7000
>
FLOOD06431
Metadata
Thumbnails
Annotations
Entry Properties
Last modified
1/25/2010 7:08:59 PM
Creation date
10/5/2006 2:16:49 AM
Metadata
Fields
Template:
Floodplain Documents
County
Statewide
Basin
Statewide
Title
Estimating Design-Flood Discharches for Streams in Iowa Using Drainage-Basin and Channel-Geometry Characteristics
Date
1/1/1993
Prepared For
Iowa City
Prepared By
USGS
Floodplain - Doc Type
Educational/Technical/Reference Information
There are no annotations on this page.
Document management portal powered by Laserfiche WebLink 9 © 1998-2015
Laserfiche.
All rights reserved.
/
102
PDF
Print
Pages to print
Enter page numbers and/or page ranges separated by commas. For example, 1,3,5-12.
After downloading, print the document using a PDF reader (e.g. Adobe Reader).
Show annotations
View images
View plain text
<br />-- <br /> <br />20,000 <br /> <br />10,000 <br /> <br /> 0 <br /> Z <br /> 0 <br /> () <br /> w <br /> CJ) <br /> a: <br /> UJ <br /> D- <br /> c- <br /> W <br /> W <br /> LL <br /> ~ <br /> ro <br /> ::> <br /> () <br /> z <br />'" W <br />'" Cl <br />t:i a: 1,000 <br />-0: <br />" I <br />C () <br />... <br />~ ~ <br />0 <br />?i <br />c <br />.. <br />;;: <br />0: <br />~ <br />:a <br />" <br />'" <br />~ <br />" <br />:0 <br />'" 200 <br />'" <br />'" <br />0 <br />Z <br />'" <br />It) <br />0: <br />,. <br />::l <br />c <br />z <br />'" <br />~ <br /> <br />- <br /> <br />- <br /> <br />I I I <br />I . 21 ANNUAL PEAKS I <br /> / <br /> .,/ <br /> , <br /> ./ <br /> .,/ <br /> 0 . <br /> . / <br /> . <br /> . / <br /> ./ ,/ <br /> / <br /> r <br /> ~ . <br /> . <br /> / . MEAN LOGS <br /> 3.411 <br /> STANDARD DEVIATION 0.334 <br /> / SKEWNESS COEFFICIENT -0.390 <br /> ./ DISCHARGE <br /> /' RECURRENCE (CUBIC FEET <br /> ./' INTERVAL PER SECOND) <br />/' 100 YEAR 12,400 <br />/ 50 YEAR 10,600 <br /> 25 YEAR 8,890 <br /> 10 YEAR 6,650 <br /> 5 YEAR 4,970 <br /> 2 YEAR 2,710 <br /> <br />99.0 <br /> <br />80,0 70.0 60.0 50.0 40.0 30.0 20.0 <br /> <br />EXCEEDANCE PROBABILITY, IN PERCENT <br /> <br />Pearson Type-III flood-frequency estimate for streamflow-gaging station <br />05494300 FOX RIVER AT BLOOMFIELD (map number 133, figure 1) <br /> <br />1.0 0.5 0.2 <br /> <br />95,0 90,0 <br /> <br />10.0 5.0 <br /> <br />Figure 3. Example of a flood-frequency curve. <br />
The URL can be used to link to this page
Your browser does not support the video tag.