FLOOD07595

• County: La Plata
• Community: Durango
• Stream Name: Animas River
• Basin: San Juan/Dolores
• Title: Floodplain Information Report
• Date: 6/1/1974
• Prepared For: Animas Regional Planning Commission
• Prepared By: US Army Corps of Engineers
• Contract/PO #: &&
• Floodplain - Doc Type: Floodplain Report/Masterplan

CO~TL~TS (Contlnup.dl

T^BlES

TABLE

PaqC!
2
)
8
18

2
,
,
,

STREA~S U~OER STUDY . .
STflENl GAGING STAT!C'.IS

PRECIPITATION STATIO:'S
HISTORICALFLOOOFLO'IIS. .
PEAK FLD~S FOR INTER~EOIATE REGIONAL AND
STA'I)ARO PROJECT FLOODS. . . . . . . .
mSTRUCTlVE 8'!tCGE$ AN~ CULVeRTS .
AVERAGE VELOCITIES OF FLOIi INTERt~EDIATE REGIONAL FLOO~.
RATES OF RISE Mm 1lJ11ATION OF FLOOOING .. .....

.

30
36
"
"

6
7
8

FIGURES

FIGURE

,
,

Anlmd$ River at u. S. Hiqhway 160 croS$lng
Animas River at r,:aln Avenue crossing . . .
Denver and Rio Grande Western Rallro,1d crossing of
AnlnilSRlvor ............

10
"

"
"
"
"
"

.
5
6

Junction Creak at Clovis Drive crossing.
Privilte drIve crossing June1'I"... Creek
Cottonwood Ca~per Park access bridge
QalwOOd Avenue culvert, Dry Gutch Creek
Denver and Rio Grande Western Railroad BrIdge across
AnlmilS 'livcr after flcod of Dcto~er 5, 1911
Anl",olS River, June 1927 . . . . . . .
Anl"",s Val ley flOOd'~aters, Septetl"lber 1970
Junction Creek fl~d~a1'ers, October 1912
L1ghtnerCrMkalongU. S. Highway 160
Oc1'obert912 ..... ...............

27

)

8

Cl~ 11
12-\3
14-15
18

20
22-2J
,.
26

I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I

I
I
I
I
I

I
I
I
I
I
I
.
I
I
I
I
I

CONTENTS (Continued)

FIGURES

PaQe
. "
. "
41
. "

FIGURE
17 Future flood heights 00 Animas River
18 Future flood heights 0" Lightner Creek
19 Future ""'" heights 0" Junction Creek
20 Future ""'" heights 0" OryGulch Creek
PLATES
PLATE

2
,
.
5
6
,.,
10-!4
15-17
18-2.5
24-25
26
27
28
29

Gene ra I ~~ap . . . . . . . . . . . . . . . .
StagE! HydrQ9raph AnImas River
ShgeHydrogreph Lightner Creek
Stage Hydrograph Junction Creek
Stage Hydrograph Dry Gulch Creak
Index Map - Flooded Areas

Opposite page i

Flooded Areas
High Water ProfIles Anima!> RIver .Atendo1 report
. .
HIgh W"ter Profiles Lightner Creek
High W<lter Profile", Junction Creek
High Water Profiles Dry Gulch Creek

Cross Sections Anlm,,~ Rlv",r
Cross Sections Lightner Creek
Cross Sections Junction Crook
Cross Sections Dry GUlCh Creek

Cover Photographs:

Typical SCenes of flooding on the
AnImas River and Tributaries.
(Durango Herald photographs).

~ NO'1'e'"

U"~"lIa OU"W.n.llEl indicated, aU pllOt"~/l'aphQ .n this; report lJel"a taio;e" by
Corps of e"9ineel"8 peruo1l1l'1.