PERMFILE51108

• Permit No: C1982056
• IBM Index Class Name: Permit File
• Doc Date: 12/11/2001
• Section_Exhibit Name: EXHIBIT 08H‎(1)‎ Montgomery Watson Evaluation of Pond D 1999
• Media Type: D
• Archive: No

SEDCAD 4 for Windows
Copyrignt 1998 Pamela J Schwab
Civil Software Design

Subwatershed Hydro%gy Detai/.•

Stru 5W5
# #
SWS Area
(ac) Time of
Conc

(hrs)
Musk K
(hrs)
Musk X
Curve
Number
UHS Peak
Discharge

(cfs) Runoff
Volume

(ac-ft)
# 1 1 198.800 0.371 0.000 0.000 79.000 M 37.39 6.567
2 535.800 0.552 0.000 0.000 74.000 M 81.17 17.752
3 62.000 0.325 0.000 0.000 86.000 M 34.44 4.781
4 96.200 0.112 0.183 0.361 82.000 M 77.57 5.736
5 9.000 0.119 0.000 0.000 90.000 M 10.92 0.885
6 11.000 0.026 0.000 0.000 90.000 M 13.34 1.081
7 5.000 0.010 0.000 0.000 100.000 M 8.05 0.875
~ 917.800 i 201.99 37.697
Subwatershed Time of Concentration Details;
•
Stru SWS Land Flcw Condition Slope (%) Vert. Dist. Horiz. Dist. Velonty Time (hrs)
# (ft) (ft) (fps)
#1 1 3. Short grass pasture 33.00 99.00 300.00 4.590 0.018
6. Grassed waterway 30.00 225.00 750.00 8.210 0.025
7. Paved area and small upland 6.OD 85.00 1,700.00 4.500 0.109
gullies
7. Paved area and small upland 2.00 46.00 2,300.00 2.850 0.224
gullies
#1 1 Time of Concentration: 0.371
# 1 2 3. Short grass pasture 15.00 45.00 300.00 3.090 0.026
6. Grassed waterway 11.84 625.00 5,280.00 5.160 0.289
7. Paved area and small upland 1.50 32.25 2,150.00 2.460 0.242
gullies
tFl 2 Time of Concentration: 0.552
# 1 3 5. Nearly bare and untitled, and 33.33 00
50 150
00 770
5 007
0
alluvial valley fans . . . .
7. Paved area and small upland 0.49 6.00 1,616.00 1.410 0.318
gullies
ti'1 3 Time of Concentration: 0.325
#1 4 4. Cultivated, straight row 11.00 132.00 1,200.00 2.960 0.112
it1 4 Time of Concentration: 0.112
#1 5 5. Nearly bare and unfilled, and 0.50 1.50 300.00 0.700 0.119
alluwal valley fans
#1 5 Time of Concentration: 0.119
Subwatershed Muskingum Routing Detai/s;
Filename: PondD1A sc4
Printed OS-06-7999
D-?9