FLOOD10157

• Designation Number: 74
• County: Arapahoe
• Community: Aurora
• Stream Name: Granby and Sable Ditches
• Basin: South Platte
• Title: FHAD - Granby and Sable Ditches, Aurora, Colorado
• Date: 4/1/1977
• Designation Date: 7/27/1977
• Floodplain - Doc Type: Floodplain Report/Masterplan

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A--a

FLOODING SOURCE fLOOD PLAIN DATA FLOODWAY DATA
STATlONI IOOyr DISCHARGE THAlWEG IOOy r FLOOD ~OOyr FLOOD PLAIN FLOODWAY WIDTH2 FLODDWAY
IDENTIFICATION CROSS SECTION ( CFS) ELEV. (MSL) ELEV. (MSl) WIOTH (FEET) LEFT (FTJ R I CHT (FT) TOTAL (FT) ELEV. (MSL)
I 225 2 6+25 2420 5339.0 5346.0 u/s 70 195 265 5346.0
SABLE DITCH 3 B+90 2665 5339.0 5346.4 730 130 265 395 5346,7
BILLINGS ST. 4 10+75 1320' 5339.0 5346, 5 360 123 67 190 5346.5
5 12+60 1450 5339.0 5347.6 22B 100 15 115 5347.9
6 15+67 1450 5340.0 5348.3 183 25 24 49 5348. 3
7 20+88 1450 5341.0 5350.0 494 28 62 90 5350.5
8 24+40 1450 5342.0 5350.3 507 28 72 100 5350,8
MONTEVIEW BLVD. 9 25+42 1250' 5350.0 5350.8 650 100 75 175 5351.2
10 31+30 1350' 5354. I 5355. I 1065 115 117 232 5356. I
EVERGREEN AVE. II 39+30 1350' 5358,0 5359, 2 1312 100 170 270 5359.7
12 46+38 1350' 5360.5 5364.8 1272 130 30 160 5365.4
13 53+30 1400 5369,5 5371,2 837 190 75 265 5371.2
SABLE BLVD,
14 60+00 1400 5380,0 5380. I 792 440 120 560 5380, 2
COLFAX AVE. 14.5 64+95 1340' 5386.0 5387. I 370 230 80 310 5387. I
15 66+44 1330 5383.4 5387.6 120 87 38 125 5387,6
16 75+12 1370 5389. I 5392.4 212 51 100 151 5392,5
17 77+72 1370 5390.5 5394.5 168 118 51 169 5394.5
18 82+33 1370 5392.4 5399.8 44 15 29 44 5399.8
19 84+54 1300 5392.6 5401.2 45 25 20 45 5110 1.2
20 85+35 1080' 5399.5 5402.2 109 22 87 109 5402.2
21 91+14 1080' 5402.6 5406,2 65 30 35 65 51106.2
13 TH AVE. 22 91+93 1090' 5403.2 5407.4 248 45 90 135 5407. 4
23 92+72 1090' 5403.6 5407.4 182 32 57 89 5407.4
24 95+58 1040' 5405.4 5407. 6 138 40 43 83 5407. 6
25 97+18 1150' 5408. 5 5410.2 155 38 107 145 5410.2
CHAMBERS ROAD 26 100+06 1150' 5413.0 5415.0 150 10 123 133 5415.0
27 106+00 1150' 5419.4 5421. I 170 40 125 165 5421. I
28 109+37 1100' 5419.6 5422.6 260 130 55 185 5422.6
29 110+40 1100' 5420 5422.7 231 130 67 197 5422.7
30 112+57 1100' 5421 5425.7 185 100 40 140 5425.7
10TH AVE. 31 113+34 1100' 5421.4 5426.8 360 50 70 120 5426.8

I. DISTANCE IN FEET ABOVE MOUTH.
2, FROM CENTER OF CHANNEL LOOKING DOWNSTREAM.
3. AREA BETWEEN FIRST AND SECOND DISTANCE IS
EXCLUDED FROM FLOODWAY.
OVERLAND FLOW ONLY. REMAINDER OF FLOW IN STORM SEWER

FLOOD PLAIN AND FLOODWAY REFERENCE DATA

URBAN ORAINAGE a FLOOD CONTROL DISTRICT

GRANBY

DITCH

FLOOD HAZARD AREA DELINEATION
CITY OF AURORA

TABLE VII