FLOOD08376

• County: Statewide
• Basin: Statewide
• Title: 2001 Colorado Flood Documentation Report: Attachment 1 - Technical Evaluations & Backup Information
• Date: 3/1/2002
• Prepared For: CWCB
• Floodplain - Doc Type: Flood Documentation Report

Attachment 1
Technical EvaluaUons & Backup InformaUon

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U. S. GEOLOGICAL SURVEY
ANNUAL PEAK FLOW FREQUENCY ANALYSIS
Following Bulletin 17--B Guidelines
Program peakfq
(Version 4.0, December, 2000)
2001 DEC 26 12:35:58

Station - 09306200 PICEANCE CREEK BL RYAN GULCH, NR RIO BLANCO, CO.

3160.0 +----+------------+------+--------+-----+---------+---------+-

----+--------+------+-------+----+----+-----+
1 1 1 I
I I 1 1
1 1 I 1
1 I 1 1
I 1 I 1
1 1 1 1 1
I 1 ***** NOTICE ***** NOTICE ******
1 1 1 1 1 1
A I 1 * PRELIMINARY MACHINE COMPUTATION. *
1 1 1 1 1 1
N I 1 * USER IS RESPONSIBLE FOR ASSESS- *
1 1 I I I 1
N I 1 * MENT AND INTERPRETATION. *
1 1 I I I 1
e U 1 1 ************************************
I 1 I ! I I
A 1 I 1 I
I 1 1 1 I 1 *
L 1000.0 +----+------------+------+--------+-----+---------+---------+-

----+--------+------+-------+----+----#-----+

I
P
I
E
1
A
1
K

1 PLOT SYMBOL KEY
I 1 1 * 1
I * 17B FINAL FREQUENCY CURVE
1 1 # 1 1
I 0 OBSERVED (SYSTEMATIC) PEAKS
1 1 * I 1
I $ HISTORICALLY ADJUSTED PEAKS
1 # * I I 1
1 # SYSTEMATIC-RECORD FREQ CURVE 1
I 0* I ! I I
1 WHEN POINTS COINCIDE, ONLY THE
1 0 0# * 1 1 1 1
1 TOPMOST SYMBOL SHOWS.
01 * 1 1 1 1
1 I 1
0 ! 1 1 I 1
1 1 1
* I I I

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1
M
I
A
I
G
!
N 316.0 +----+------------+-----~+--------+-----+---------+---------+-
----+--0-----+------+-------+----+----+-----+
I I I 1
0*0 I
T I ! 1
o I I

URS

T:\PROJECTS\6644888_CWCB_FLOOD_OOC_RPTS\SUB_OO\6.0_PAOJ_DELlV\AEPOAT\ATTACHMENT 1.DOC\7.FEB-02\\ A 1-24