FLOOD01357

• Designation Number: 107
• County: Jefferson
• Community: Unincorporated Jefferson County
• Stream Name: Green Mountain Area
• Title: FHAD - Green Mountain Area
• Date: 4/1/1978
• Designation Date: 7/11/1978
• Floodplain - Doc Type: Floodplain Report/Masterplan

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GREEN MOUNTAIN AREA
FLOOD HAZARD AREA DELINEATION
DESIGN RUNOFF SUMMARY

FUTURE DEVELOPMENT
DESIGN TRlB, EXI~TTNG F CILITIES
PI. LOCATION AREA 10 YEAR 100 YEAR REMARKS
STA, (~1i2)
21's Vol. Qp Vol.
AF cfs AF
DRAINAGE AY "A" (MCINTYRE GUL( H TRlB ITARY)
66+00 Miss. Ave. .061 110 4 0 111';0 I'; ?
45+65 Van Gordon Ct. ,141 200 9.9 290 14.8 storm sewer sys.
20+15 Frontaqe Rd, .220 310 16.0 440 23.7
00+00 Taft St. .342 410 22.7 600 34,9
DRAINAGE AY "B" (MCINTYRE GUL H TRlBlrTARY)
48+00 DeFrame Wv. .137 120 5.2 210 10.6
34+00 Ohio and Coors Dr. .178 150 7.3 270 14.3
26+00 Beech St, .225 190 9.9 330 18.6
11 +50 Ohio Ave, .277 230 112.9 300 23 6
DRAINAGE JAY "B-1" (MCINTYRE G LCH IF BUTAR
19+00 Arbutus St. - U/S .052 80 2,9 120 4.9 Drain. "B-2" Confl
19+00 Arbutus St. - D/S .246 250 10.9 420 20.4 Drain. "B-2" Confl
05+00 Ohio Ave. * - 340 - 600 -
00+00 Confl , * - 400 - 700 -
* INCLUDES DIVE TED Fl )WS FR MORA AGEWI y IIBII
DRAI NAGE AY "B-?" (DRAINAGEWA "8-1' TRIBU ARY)
17+00 Foothi1l~ Or. .131 1~0 ~1 ?In 10 ~
06+50 Arbutus at Miss. Ct. .194 210 8.0 350 15.6 Drain."B-l" Confl
00+00 Drain. B&B-I-Ynafld, .659 580 33.1 950 58.0 at Alampda
DRAINAGE AY "C" (MCINTYRE GUL H TRI! UTARY)
84+00 EXDo. at DeFrame .261 190 o 0 340 20 ?
62+00 Alkire St. .344 no 14.3 300 27.8
34+50 Wriaht St .430 240 19.2 430 35.8
24+20 Alameda Dr, ,544 330 26.8 530 47,4
07+00 Union Blvd, .605 390 31.8 590 54.5
00+00 Conf. .667 450 36.3 680 61.2

TABLE 50

FUTURE DEVELOPMENT
DESIGN TRIB, EXISTING FACILITIES
PI. LOCATION ARE~ 10 YEAR 100 YEAR REMARKS
STA, (Mi )
Qp Vol. ~I's Vol.
cfs AF AF
DRAINAGE AY "D" (MCINTYRE GUU 11)
113+00 Center Dr, .056 RO 2.4 130 4.5
95+00 De Vi nney Dr. .122 170 .. n Inn 1n ..
85+00 Cole St. .231 260 12.0 410 ?07
66+40 Zinnia St. .422 d?n 23.0 1670 3R.R
34+00 Pond M-l U/S .638 530 36.2 850 59.8 Union Square
34+00 Pond M-l DIS - 350 13 .4 520 21.2 stored Vn llJmp
15+50 Union Blvd-II/~ .73R ~ln AI; Q Inn 7r:, r:,
15+50 Union Bl vd-D/S - 300 6.0 450 9.2 stored volume
DRAINAGE AY "[" (JACK RABBIT ULCH Gul rh Tri utarv
83+00 Zanq St. .116 170 7.1 250 11.4
62+00 6th Ave. - U/S .243 240 14.7 370 ?3.1';
62+00 6th Ave. - 0/5 - 150 3.6 170 8.0 stored vnllJmp
35+00 Van Gordon & 8th Ave. - 60 - 90 -
t-l.?+00 Welch Ditch .113 140 - 200 -
00+00 Confl . .235 ?1n - 140 - Lakewood Gulch
ORAl NAG WAY" F" (LAKEWOOD GU CH)
528+50 DIS Virginia Dr. .089 110 4.1 170 7.5
1r:,1~+1n Maple Ave. .202 270 11.0 4?0 lR ..
487+50 6th Ave. West-Pond .341 1Qn 10 .. Ir:,oo 1? ?
487+50 6th Ave. West-Pond - 120 8.3 3RO I? ? dnrprl vol ume
472+00 Communi tv Col.-D/S .485 l11n ?R r:, 14RO 4.. ";
456+00 6th Ave. - UIS .791 1....0 47 .. 1040 n.5
456+00 6th Ave. - D/S - 630 2.5 830 4.7 stored volume