FLOOD08009

• County: Adams
• Community: Broomfield, Westminster
• Stream Name: Quail Creek, McKay Lake Basin
• Basin: South Platte
• Title: Flood Hazard Area Delineation
• Date: 7/1/1986
• Prepared For: Broomfield, Westminster
• Prepared By: UDFCD
• Contract/PO #: &&
• Floodplain - Doc Type: Floodplain Report/Masterplan

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TABLE 3 I
QUAIL CREEK BASIN - SUBCATCHMENT PARAMETERS
SUBAREA GUTTER WIDTH AREA PERCENT SLOPE RESISTANCE FACTOR SURFACE STORAGE (IN) INFILTRATION RATE (IN/HR) I
NUMBER OR MANHOLE (FT) (AC) IMPERV (FT/FT) IMPERV PERV IMPERV PERV MAXIMUM MINIMUM DECAY RATE
1 100 3150 84.0 40.0 .0250 .025 .250 .100 .400 3.00 .50 .00180
101 100 4375 70.0 40.0 .0500 .025 .250 .100 .400 3.00 .50 .00180 I
2 101 2800 37.0 40.0 .0400 .025 .250 .100 .400 3.00 .50 .00180
102 101 2450 25.0 40.0 .0380 .025 .250 .100 .400 3.00 .50 .00180
3 1 5250 42.0 40.0 .0250 .025 .250 .100 .400 3.00 .50 .00180 I
4 1 5250 28.0 40.0 .0360 .025 .250 .100 .400 3.00 .50 .00180
5 2 4375 29.0 40.0 .0430 .025 .250 .100 .400 3.00 .50 .00180
6 2 4375 38.0 40.0 .0310 .025 .250 .100 .400 3.00 .50 .00180 I
71 110 6125 55.0 40.0 .0250 .025 .250 .100 .400 3.00 .50 .00180
72 110 5775 54.0 40.0 .0290 .025 .250 .100 .400 3.00 .50 .00180
8 4 1138 72.0 40.0 .0290 .025 .250 .100 .400 3.00 .50 .00180
81 3 5775 76.0 40.0 .0320 .025 .250 .100 .400 3.00 .50 .00180 I
9 3 3500 32.0 40.0 .0330 .025 .250 .100 .400 3.00 .50 .00180
10 3 6475 34.0 40.0 .0230 .025 .250 .100 .400 3.00 .50 .00180
211 111 825 38.0 40.0 .0170 .025 .250 .100 .400 3.00 .50 .00180 I
11 ll1 750 64.0 40.0 .0250 .025 .250 .100 .400 3.00 .50 .00180
12 5 1050 58.0 40.0 .0300 .025 .250 .100 .400 3.00 .50 .00180
212 5 1100 49.0 40.0 .0170 .025 .250 .100 .400 3.00 .50 .00180 I
106 102 650 21.0 40.0 .0200 .025 .250 .100 .400 3.00 .50 .00180
13 6 750 37.0 40.0 .0200 .025 .250 .100 .400 3.00 .50 .00180
14 113 1200 85.0 40.0 .0200 .025 .250 .100 .400 3.00 .50 .00180
214 6 800 36.0 40.0 .0300 .025 .250 .100 .400 3.00 .50 .00180 I
103 109 2100 78.0 40.0 .0200 .025 .250 .100 .400 3.00 .50 .00180
104 103 2250 84.0 40.0 .0380 .025 .250 .100 .400 3.00 .50 .00180
105 112 1350 83.0 40.0 .0260 .025 .250 .100 .400 3.00 .50 .00180 I
205 102 500 34.0 40.0 .0200 .025 .250 .100 .400 3.00 .50 .00180
15 109 1500 98.0 40.0 .0240 .025 .250 .100 .400 3.00 .50 .00180
16 104 650 60.0 40.0 .0240 .025 .250 .100 .400 3.00 .50 .00180
216 115 750 49.0 40.0 .0200 .025 .250 .100 .400 3.00 .50 .00180 I
107 104 750 35.0 40.0 .0210 .025 .250 .lOO .400 3.00 .50 .00180
17 8 1400 54.0 40.0 .0230 .025 .250 .100 .400 3.00 .50 .00180
18 8 1000 28.0 40.0 .0220 .025 .250 .100 .400 3.00 .50 .00180 I
19 7 1000 20.0 40.0 .0250 .025 .250 .100 .400 3.00 .50 .00180
20 9 900 40.0 40.0 .0140 .025 .250 .100 .400 3.00 .50 .00180
21 lO 1350 38.0 40.0 .0300 .025 .250 .100 .400 3.00 .50 .00180 I
22 116 1200 82.0 40.0 .Ol60 .025 .250 .lOO .400 3.00 .50 .00180
222 11 850 52.0 40.0 .0150 .025 .250 .100 .400 3.00 .50 .00180
108 12 650 45.0 40.0 .0170 .025 .250 .100 .400 3.00 .50 .00180
109 12 2000 45.0 40.0 .0180 .025 .250 .100 .400 3.00 .50 .00180 I
209 117 950 45.0 40.0 .0200 .025 .250 .100 .400 3.00 .50 .00180
309 117 650 30.0 40.0 .0200 .025 .250 .100 .400 3.00 .50 .00180
23 11 900 73.0 40.0 .0130 .025 .250 .100 .400 3.00 .50 .00180 I
24 108 850 98.0 40.0 .0220 .025 .250 .100 .400 3.00 .50 .00180
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