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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.*k*********....*..**.**.******.*.**

FFA
FLOOD FREQUENCY ANALYSIS
PROGRAM DATE: FEE 1995
VERSION: 3.1
RUN DATE ~~ TIME:
21 MAR 01 15:39:48

U.S. AR~ CORPS OF ENGINEERS
THE HYDROLOGIC ~~GlNEERING CENTER
609 SECOND STREET
DAVIS, CALIFORNIA 95616
[phone]

.***********************************

*******************.*.**.************

INPUT FILE Nfu~: 09147100.DAT
OUTPUT fILE Nfu~E: 0914710Q.QUT

**TITLE RECORD(S)**
TT COW CREEK NEk~ RIDGWAY, CO.
TT USGS GAGE NO 09147100
T7 DRAINAGE AREA = 45.4 SQ MI, 1956-1973

**STATION IDENTIFICATION**
TO COW CREEK ~EAR RIDGWAY, CO.

**GENERALIZED SKEW**
ISTN GGMSE SKEW
GS 7100 .QOO .10

**SYSTEMATIC EVENTS**
18 EVENTS TO BE ANALYZED

**END OF INPUT DATA**

ED ++++++++++~+-++++-++++++-+++++++++~++++~~-~~++++++++~~+++.+++
+-++++++++_+++__+++++++++++++++++++++++++++T~+++~+++++++++~+_+++

~ FINAL RESUL':'S ~
-PLOTTING POSITIONS- COW CREEK NEAR RIDGWAY, CO.
siiii:iiiiii:iiiiiifffifiifNfffiifiiiiii:iiiiiiiiifiiiiift:iiii>>
EVENTS At'J"ALYZED ORDERED EVENT S
FLOW WATER FLOW WEIBULL
MON DAY YEAR CFS RANK YEAR CFS PLOT pas
c ..... ~
y
, 5 31 1956 628. 1 1957 1360. 5. 26
6 28 1957 :360. 2 1968 1130. 10. 53
6 7 1958 855. 3 1973 1100. 15 .79
6 9 1959 532. 4 1965 903. 21. 05
6 16 1960 672 . 5 1971 857. 26 .32
6 9 1961 500. 6 1958 855. 31 .58
6 11 1962 440. 7 1970 682. 36 .84
7 21 1963 330. 8 1960 672. 42. 11
6 10 1964 476. 9 1967 632. 47.37
6 19 1965 903. 10 1956 628. 52.63
5 24 1966 545. 11 :966 545. 57.89
5 24 1967 632. 12 1959 532. 63.16
6 5 1968 1130. 13 1961 500. 68.42
5 25 1969 467. 14 1964 476. 73.68
5 21 1970 682. ~5 1969 467. 78.95
6 21 1971 857. :.6 1962 440. 84.21
6 1 1972 409. 17 1972 409. 89.47
6 28 1973 1100. 18 1963 330. 94.74
Efiiiiiiiiiiiiiii:itiiii=if~iiiiiiiiiiifi=iiifiiiiiiiiiiiiiiiii~

-OUTL::ER TESTS
AAAAAA'AAA~AA~AAAAAAAA~AAj..j..j..j.j.j.AAAAA
LOW OUTLIER TEST
~AAA'f..AA

BASED ON 18 EVENTS, 10 PERCENT OU7L:ER TES; VA~UE K(N}

2.335

o LOW OUTLIER(S) IDENTIF:ED 3ELOW TEST VALUE O~

261. 0