FLOOD01578

• County: Boulder
• Community: Boulder
• Stream Name: Two Mile Canyon Creek
• Title: FEMA Letter of Map Revision
• Date: 10/15/1992
• Prepared For: Boulder
• Prepared By: Love & Associates, Inc.
• Floodplain - Doc Type: Floodplain Report/Masterplan

SECNO DEPTH CWSEL CRIWS WSELK EC; IIV ilL OLOSS L-BANK ELEV
0 OL08 oell OROB ALOB AC:H ARaB VOJ~ 'rWA R-BANK ELEV
TIME VLOB veil VROB XNL XNCII XNR >lTN ELMIN SSTA
SLOPS XLOBL XLCH XLOBR ITRIAL roc ICOr.1T CORAR TOPW::O ENDST
3302 WARNING: CONVEYANCE CHANGE OUTSIDE OF' ACCEPTABLE :!lANGE, KRA'rlO = 2.63
197.000 2.44 5513.84 .00 .00 5513.89 .05 .38 .C2 5512.00
845.0 444.8 400.2 .0 435.6 J.73.7 .0 66.4 66..7 5516.80
.70 1.02 2.30 .00 .130 .080 .000 .000 5511.110 .00
.007314 30. 30. 30. . 0 0 .00 519.113 519.43
now DISTRIBIJTION FOR SECNO- 197.00 CWSEL- 5513.84

o.

70.

603.

STA-
PER Q-
AREA-
VEL"
DEPTH-

9.3
76.4
1.0
1.1

8.0
65.4
1.0
1.1

130.
16.5
159.8
.9
.8

320.
18.9
134.1
1.2
1.3

420.
47.4
173.7
2.3
1.7

*SECNO 210.000
3265 DIVIDED F'LOW

3685 20 TRIALS ATTEMPTED WSEL,CWSEL
3693 PROBABLE MINIMUM SPECIFIC ENERGY
3720 CRITICAL DEPTH ASSUMED
210.000 5.62 5515.12
845.0 249.3 533.3
.70 1.70 6.51
.027296 25. 25.

5515.12
62.4
1.60
25.

.00
146.7
.130
20

5515.55
81.9
.080
18

.43
39.1
.130
o

.68
66.6
.000
.00

.~.a
66.9
5S09.~)0
287.79

5516.90
5514.00
572.90
1112.29

rLOW DISTRIB~TION F'OR SECNO-

210.00

CWSEL-

5515.12

STA- 573. 623. 657. 669. 690. 716. 911. 921. leS8. 1103. 1112.
PER 0" 3.3 5.' 3.7 7.' '.0 3.6 2.2 63.1 7.:? .2
AREA= 23.5 27.3 14.6 27.6 19.6 24.5 9.6 81.9 36."/ 2.4
VEL~ 1.2 1.7 2.2 2.3 1.7 1.2 1.9 6.5 1.6 .8
DEPTH" .5 .8 1.2 1.3 .8 .1 ::'.0 3.5 .B .3
*SECNO 211.0:)0
1
190CT92 10:33:16 PAGE 53
SECNO DEPTH CWSE1 CRIWS WSELK EG IIV ilL OLOSS L-3ANK ELEV
0 OLOB OCH aRCB ALOB ACH AROB VOL TWA R-BANK ELEV
TIME VLOB veil VROB XNL XNCH XNR ."TN ELMIN SSTA
SLOPE XLOBL XtCH XLOBR ITRIAL roc ICONT CORAR TOI?W:ro ENDST
3265 DIVIDED rLON
211.0JO 5.92 5516.32 .00 .00 5516.54 .22 .97 .02 5517.80
845.0 317.5 446.4 81.0 217.7 89.1 56.4 67.0 67.3 5514.90
.71 1.46 5.01 1.44 .130 .080 .130 .000 5510..10 568.60
.015111 50. 50. 50. 2 0 0 .00 351.61 1117.76
fLOW DISTRIB~TION FOR SECNO- 211.00 CWSEL" 5516.32
STA- 569. 607. 636. 657. 669. 690. 717. 862. 915. 923. 1058. lIJ3. 1118.
PER 0"" 3.9 3.' '.9 '.0 7.8 4.9 3.7 3.9 1.0 52.8 9.0 .6
AREA"" 27.9 23.5 25.6 18.2 34.0 27.7 28.0 26.4 ' . 89.1 50.4 6.0
0."
VEL- 1.2 1.2 1.6 1.9 1.9 1.5 1.1 1.2 1. ,j 5.0 :.5 .8
DEPTH~ .7 .8 1.2 1.5 1.6 1.0 .2 .5 .13 3.7 :.1 ..
*SECNO 212.0:)0
3265 DIVIDED now
212.000 4.77 5516.37 .00 .00 5516.56 .19 .02 .00 5517 .80
845.0 389.3 356.5 99.1 230.9 70.6 59.4 67.0 67.3 5514.90
.71 1.69 5.05 1.67 .130 .080 .130 .000 5511.60 567.62
.019415 1. 1. 1. 2 0 0 .00 356.64 1118.64
now DISTRIBUTION rOR SECNO- 212.00 CNSEL= 5516.37
STA- 568. 607. 636. 657. 669. 690. 698. 835. 862. 911. 924. lOS8. 1103.
PER a"" '.9 '.3 5.9 4.8 9.3 3.2 3.5 4.0 3.1 3.0 42.2 11.0
AREA"" 29.7 24.9 26.6 18.8 35.0 12.6 24.1 23.4 22.:3 13.4 70.6 52.6
VEL" 1.. 1.. 1.9 2.2 2.2 2.2 1.2 1.5 1.:2 1.9 5.0 1.8
DEPTH" .8 .9 1.3 1.6 1.7 1.6 .2 .9 . .~ 1.1 2.9 1.2
STA- 1103. 1119.
PER 0" .7
AREA- 6.8
VEL'" .9
DEPTH" ..
190C'!92 10:33:16 PAGE 54
SECNO DEPTH CWSEL CRIWS WSELK EO IIV HL OLOSS L-BANK ELEV
0 QLOB oell aRaB ALOB ACII AROB VOL TWA R-BANK ELEV
TIME VLOB VCII VROB XNL XNCH XNR >lTN ELMI:~ SSTA
SLOPE XLOBL XLCH XLOBR ITRIAL mc ICONT CORAR TOPwm ENDST
*SECNO 213.000
3265 DIVIDED fLOW
7185 MINIMUM SPECIFIC ENERGY