FLOOD09515

• Designation Number: 122
• County: Adams
• County: Arapahoe
• County: Douglas
• Community: Denver Metro Region
• Stream Name: Dutch, Coon Creeks, Lilley Gulch and Three Lakes
• Basin: South Platte
• Title: FHAD - Dutch Creek, Coon Creek, Lilley Gulch, and Three Lakes Tributary, Jefferson & Arapahoe Counties, Columbine Valley & Denver, CO
• Date: 5/1/1978
• Designation Date: 11/1/1978
• Floodplain - Doc Type: Floodplain Report/Masterplan

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TABLE C-I

FLOOD PLAIN AND FLOODWAY REFERENCE DATA

BAS I N ORAl NAGEWAY I NFORMATI ON 100 YEAR FLOOD PLAIN DATA FLOODWAY DATA
REACH IDENTIFICATION CROSS STAT I O~ FLOWLINE 100 YR, DISCHARGE WATER SURFACE TOP WIDTH FLOODWAY TOP WIDTH GD WATER SURFACE
AND LOCATION SECTION ELEVATION (cfs) FLOOD ELEVAT I ON (FEET) LEFT (FT) RI GHT (FT) TOTAL (FT) FLOOD\iAY ELEV.
DUTCH CREEK 63 204 + 85 5501.1 2800 5509.9 125 (3)
64 207 + 80 5505.0 2800 5511. 8 60 (3)
66 210 + 30 5507.4 2700 5519.6 290 160 105 265 5519.6 (4)
67 216 + 30 5512.7 2700 5520,2 120 (3)
68 223 + 40 5518.2 2700 5527.5 150 (3)
69 228 + 15 5526.2 2700 5532,8 120 (3)
70 231 + 25 5530.2 2600 5536.7 130 (3)
71 234 + 45 5532,4 2600 5539.7 140 (3)
72 239 + 80 5537.5 2600 5544,8 70 (3)
73 243 + 70 5540.8 2600 5548.7 115 (3)
74 250 + 60 5549.6 2500 5556.8 105 (3)
75 257 + 20 5557.2 2500 5566.1 100 (3)
76 263 + 25 5564.4 2500 5570.9 80 (3)
77 268 + 70 5580.3 2500 5582.7 500 80 360 440 5582.7 (4)
KI PLI NG STREET 78 269 + 20 5579.0 2500 5592.9 335 Street Sect i or
79 269 + 65 5580.4 2400 5592.9 750 245 485 730 5592.9 (4)
80 274 + 50 5587.4 2200 5292.9 305 160 125 285 5292.9 (4)
81 278 + 15 5588.8 2200 5292.9 170 105 25 130 5292,9 (4)
81.4 280 + 50 5592.5 2200 5596.1 270 135 45 180 5596.1 (4)
81.5 281 + 10 5595.0 2200 5598.9 340 230 80 310 5599.0 (4)
82 282 + 60 5597,7 2200 5600.3 350 170 80 250 5600.4 (4)
83 289 + 95 5602.6 2100 5605.0 295 210 50 260 5605.0 (4)
84 297 + 50 5614.0 2100 5616.3 435 340 40 380 5616.3 (4)
85 301 + 25 5618.8 2100 5620.8 245 135 85 220 5620.8 (4)
86 307 + 60 5625.6 1700 5628.3 290 110 240 250 5628.3 (4)
87 314 + 05 5632.3 1700 5635.7 135 (3)
88 317 + 95 5636.4 1700 5640.7 155 (3)
88,5 322 + 00 5641.5 1700 5646.4 65 (3)
89 327 + 70 5650.9 1600 5655.9 70 (3)
90 331 + 55 5657.6 1600 5663.9 55 (3)

C-3

(I) DISTANCe: IN FEEl, ABOVE MOUTH OR TRIBUTARY INTERSECTION. (4) fLOQOWAY DATA DETERMINED USING JEFFERSON COUNTY CRITERIA.
(2) LIMITS AItE DEFINED BY DISTANCES LEFT AND RIGHT OF REFERENCE LINE LOOKING DOWNSTREAM. ( 5) fLOOOWAY DATA DETERMINED USlNG un a FeD CRITERIA.
(3) FLOWS ARE CONTAINED IN CHANNEL, FLOOD WAY OATA NOT PROVIDED. (6) FLOODWAY SAME AS MAIN FLOW AREA OF FLOOD PLAIN

URBAN DRAINAGE & FLOOD CONTROL DISTRICT
FLOOD HAZARD AREA DELINEATION
URS COMPANY