FLOOD04244

• County: Ouray
• Stream Name: Uncompahgre River
• Basin: Gunnison
• Title: Hydrology Addendum to FIS Ouray County Unincorporated Areas
• Date: 7/3/1985
• Prepared For: Ouray County
• Prepared By: Montgomery Watson
• Floodplain - Doc Type: Floodplain Report/Masterplan

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FFA
FLOOD FREQUENCY ANALYSIS
PROGRAM DATE: FEE 1995
VERSION: 3 . 1
RUN DATE AND TIME:
21 MAR 01 15:10:25

U.S. AR~ CORPS OF &~GINEERS
THE HYDROLOGIC ENGINEERING CENTER
609 SECOND STREET
DAVIS, CALIFORNIA 95616
19161 756-1104

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INPUT FILE N~~E: 09147000.DAT
OUTPUT FILE Nfu~E: 09147000.0UT

**TITLE RECORD(S}**
TT DALLAS CREEK NEAR RIDGWAY, CO.
TT USGS GAGE NO 09147000
TT DRAINAGE AREA = 97.2 SQ MI, 1922-1999 (INCOMPLETE)

**STATION IDENTIF1CATION**
1D DALLAS CREEK NEk~ RIDGWAY, CO.

**GENERALIZ8D SKEW**
ISTN GGMSE
GS 7000 .000

SKEW
-.10

.

* * SPECIAL
lYRA
S1 1922

STATION
1YRL
o

INFORMATION**
H1THRS LOTHRS
2165. O.

LOGT
o

:-"LJEC
o

NS:::G
o

**SYS?EMATIC EVE~S**
42 EVENTS TO BE ANALYZED

**END OF INPUT DATA**
ED +++++++++++++++++++++++++++++++++_++++++++++++++++_++++++++++
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

A~PRELIMINARY RESULTS ~
-PLOTTING POSITIONS- DALLAS CREEK NEAR RIDGWAY, CO.
EiitiiiiiiiiiiiiiiiiiitiiffNitftiitfiiiiitiiiiiiiiifiiiiif:ifii>>
, EVENTS ANALYZED ORDERE~ EVENTS
FLOW WATER FLOW WEIBULL
MON DAY YEAR CFS RANK YEAR CFS PLOT pas
C .. ........................................................ ,
4 30 1922 518. 1 1999 3960. 2 .33
S 15 1923 1120. 2 1923 1120. 4.65
5 23 1924 996. 3 1983 998. 6.98
4 17 1925 504. 4 1924 996. 9.30
4 23 1926 306. 5 1984 680. 11.63
6 28 1927 478. 6 :965 556. 13.95
4 12 1956 146. 7 1963 550. 16.28
7 29 1957 509. S 1922 518. 18.60
4 22 1958 399. 9 1957 509. 20.93
8 4 1959 24l. 10 1925 504. 23.26
4 10 1960 391. 11 1970 491. 25.58
6 30 1961 298. 12 1927 478. 27.91
4 17 1962 304. 13 1997 473. 30.23
1 31 1963 550. 14 1987 471. 32.56
5 1 1964 452. 15 1998 463. 34 88
4 23 1965 556. 16 :964 452. 37.21
3 9 1966 236. 17 1982 436. 39.53
9 6 1967 269. 18 1981 428. E.86
8 S 1968 309. 19 1988 423. 44.19
7 20 1969 355. 20 1985 402. 46.51
5 S 1970 49l. 21 1958 399. 48.84
8 19 1971 298. 22 1960 391. 51.16
5 23 1980 170. 23 1995 368. 53.49
7 17 1981 428. 24 1969 355. 55.81
8 22 1982 436. 2S 1992 340. 58.14
7 21 1983 998. 26 :968 309. 60.47
5 '0 1984 ci80. 27 1925 306. 62.79
4 !7 1985 402. 23 1962 304. 65. 12