WSP03177

• File Number: 8147
• Description: Gunnison-Arkansas Project
• State: CO
• Water Division: 4
• Date: 6/1/1948
• Author: US DoI BoR
• Title: Interim Report Gunnison-Arkansas Project Colorado Appendix G Flood Control
• Water Supply Pro - Doc Type: Report/Study

1883

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tH1storioa-l-f-loods)~ -

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broken in sevor~l plaoes oausing large nroas in tho businoss s~otion of
tho city to bocOT.lo floodod, Tho river oontinued to rise rapidly until
at nidnil;ht tho unxinun stago of :m.66 feet, oquivnlont to 0. toto.l dis-
chargo of 103,000 soeend-foetll \1nS roached. This vms tho highost riso
in tho .\rkanslls Rivor o.nd tho one that cnused tho groo.test danago in the
1921 flood. Tho peok was nainttl.ined fer only 0. few ninutos. Thon tho
river foll o.lnost as rapidly as it roso until abeut 4:00 A~1. on Juno, 4
whon it had receded to the top of the lovoos. By nidnight of Juno 4-5
tho disoharge Ivns enly 11,000 socond-foet.- A third riso reo.ohed II ~eclt
of 17,500 sooond-feot at 4:00 AJ~., Juno 5, but the rivor qlickly sub-
sided "cain. Tho fourth and lnst rise to a peak 0 f 25,000 to 30,000
sooond-foot botl"teon 3 :00 llI1d 4 :00 P .H. IvnS duo to tho brcnkinG of tho
Schaoffer Dan on Boavor Croek.

It is diffioult to know or ostinato tho flood disohargos acour~toly
for nunerous reasons: tho Gago naintainod by tho Sttlto enGinoer w~s
destroyed in th():flood, tho levoos ,broko in so~or6.1 plaoo_~L \"I~te],~p.f\s.sed
t}'-r_;ui;hth~ city,~_o.nd -iherivorbo,Lms soou,,:od 1'.4 foet duri_ngtli"!..
flood.. Tho qUlll1ti-to.ti ve ostinllto 1'/1 th 'Cr,f,o -hoiCht c.nd di-schnrte"--Civ-enc-
in the Anorio,," Society of Civil -Engineert s .p~por NJ~' 1480,- ,to.blo-l', -WIlS
used - in p1-o~tinG -tho -r.o.ting coi.iryesho_lirU>l'\oxni b:tt~ 2~. Tho_:rc;nng-:61irvc c.c
"ms usod--in conveninG- tho ste-e:o h~'dro"Grc";:;h given inpe-ro.Gr:i'-ph~8.of='::-- .--
Wlltor Supply po.por Ne. 187 to tho dischnrco hydrogrnph shovm on oxhibit 3.

Flood lossos for tho 1921 flood, ns ostinatod by Janos llunn llI1d
J. L. Savago in their p~por No. 1180 of the l~ericml Society ef Civil
Engineers, roferrod to proviously, are givon in tnblo 3.

Tnble 3.--1921 flood lossos

Item Dana go

Fodornl, Stnta, and oounty. . . . .$ 900;000
I!unioipnl . . . .". . . . . . . .. 800;000
Renl estnto (city and tovm) . . .. 3,420,000
Porsonnl (oity and tovm). . . . . . 3,575,000
Fn~. . . . . . . . . . . . . . .. 3,675#000
Irrigation vrorks. . . . . . . . ._. 1,275;000
Rnilroo.ds . . . . . . . . . . . .. 4,685,000
Public utilitios. . . . . . . . .. 500,000
Other property not includod nbove. '250,000
Total . . . . . . . . . . . . . . .~19~OBO.OOO

Of tno
of Pueblo.

abovo anount, ~lO,OOO.OOO l'IllS ostinntcd to bo in
In cddition to those d~~o.bos thoro vroro nunorous

tho City
intnn[;i ble

- - - y.. Est1tlntod in Wnter Supply PO-por No";48f by. R. FollM~boo and
E. E. Jones.

3