FLOOD02883

• Designation Number: 266
• County: Broomfield
• Community: Broomfield
• Stream Name: Quail Creek & Tributaries & McKay Lake Basin
• Basin: South Platte
• Title: Flood Hazard Area Delineation - Quail Creek and Tributaries and McKay Lake Basin, Broomfield, Westminster
• Date: 7/1/1986
• Designation Date: 11/1/1986
• Floodplain - Doc Type: Floodplain Report/Masterplan

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TABLE 3 (CONTINUED)
QUAIL CREEK BASIN - SUBCATCHMENT PARAMETERS
SUBAREA GUTTER WIDTH AREA PERCENT SLOPE RESISTANCE FACTOR SURFACE STORAGE (IN) INFILTRATION RATE (INfHR)
NUMBER OR MANHOLE (FT) (AC) IMPERV (FTfFT) IMPERV PERV IMPERV PERV MAXIMUM MINIMUM DECAY RATE
llO 107 2500 71.0 40.0 .0200 .025 .250 .100 .400 3.00 .50 .00180
III 107 1000 92.0 40.0 .0240 .025 .250 .100 .400 3.00 .50 .00180
ll2 108 950 45.0 40.0 .0200 .025 .250 .100 .400 3.00 .50 .00180
210 ll9 ll50 44.0 40.0 .0240 .025 .250 .100 .400 3.00 .50 .00180
25 15 1250 82.0 40.0 .0080 .025 .250 .100 .400 3.00 .50 .00180
225 15 950 34.0 40.0 .0llO .025 .250 .100 .400 3.00 .50 .00180
26 120 850 39.0 40.0 .0140 .025 .250 .100 .400 3.00 .50 .00180
226 120 1250 56.0 40.0 .0140 .025 .250 .100 .400 3.00 .50 .00180
27 13 1000 28.0 40.0 .0140 .025 .250 .100 .400 3.00 .50 .00180
28 13 ll50 68.0 40.0 .0270 .025 .250 .100 .400 3.00 .50 .00180
29 105 1350 95.0 40.0 .0170 .025 .250 .100 .400 3.00 .50 .00180
ll3 16 1350 63.0 40.0 .0150 .025 .250 .100 .400 3.00 .50 .00180
30 16 1400 77 .0 40.0 .0140 .025 .250 .100 .400 3.00 .50 .00180
31 17 1250 46.0 40.0 .0070 .025 .250 .100 .400 3.00 .50 .00180
32 17 1350 41.0 40.0 .0030 .025 .250 .100 .400 3.00 .50 .00180
33 18 700 18.0 40.0 .0150 .025 .250 .100 .400 3.00 .50 .00180
34 18 950 18.0 40.0 .0200 .025 .250 .100 .400 3.00 .50 .00180
203 ll4 500 17.0 40.0 .0270 .025 .250 .100 .400 3.00 .50 .00180
215 ll4 1000 96.0 40.0 .0300 .025 .250 .100 .400 3.00 .50 .00180
223 ll8 1000 72.0 40.0 .0330 .025 .250 .100 .400 3.00 .50 .00180

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