FLOOD04639

• County: Las Animas
• Community: Trinidad
• Stream Name: Pinon Canon Dam
• Basin: Arkansas
• Title: Pinon canaon Dam Flood Control
• Date: 10/1/1951
• Prepared For: CWCB
• Prepared By: COE
• Floodplain - Doc Type: Project

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.. .PRDJECT REPORT
ON
PINON CANON DAM..
TRlNIDAD, COLORADO

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J

I - GENERAL

: ;1-01. Ge~.al.:" PresentecUlerein is theprojeetrkpbrt<on Pihon
Canon Dam, a d~j;ention dam to prbvide locali'lood .ptotect{~n for. a. .
portion of tqe':eity of Trinidad, Colqrado, from flash fio'qilsoriginat-
ing on Pinon Canon Arroyo, a tributary of the Purgatoiie.River.

1-02 ..,/luthority 0 - Congres.sional authority for cOIlstruction of;
small flood col'l,trol projects is contained in section 205 of the Flood
Control Act of 30 June 1948 (~iJ.b;LieLaw 858, 80th Cori@'es~; 2d Session),
and as amended bY seetion 212 of.'. ~J:le Flood Control Actot,17 I~ay 1950
(Publie Law.5],6, 81st Congress;,~,d!3ession). Section 212. 'Of the 1950:
Act reads in part as follows: ,.. ,. .
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. ".-1.Y"~hat the Secretary .of the Arll\V is here bY' authorized
to allot from .arry appropriations heretofore or nere~fl:.eJ:. made
for flood control, not to exceed $3,000,000 for any one. fiscal
year, for ~he construction of small flood-control projects not
specifieally authorized by Congress, and not'within areas in~
ten,ded to .be protected by projGctsso authorized, whi"h'come
within the provisions of. seetion 1 of the Flood contro;L .Act of
June 22, 1936, when in the opinion of the Chief of Engineers .
sueh work is advisable: Pr.ovided, That not more .thin; ;~150,OOO .
shall be allotted for thiSP"\lrpose-a;Cany--s:Lngle".-loqalHy"from
. . ..ihe8:ppropriatIona'Tor'~ny'.'611e'TisC"il:l':rear!"'Froi.iiaea~riirtlier,.'
That"'tfif~pi'<)vis:i.oiis'of-locarc06per!;t:Con-specifi"'d. in. seetion 3
of thEl,.Flood ControlJl.ct of June: 22, 1936, as ameMed.shall apply:
And provided further, That the work shall be eomplete. in itself.
. and 110:1;., eommit .the United States to any additional improvement to
insure its sueeessful-operation, .except as may resul;: from the
.normalproeedure applying to Projeets authorized after sublJ1ission
of prll1i]ninary examination and. survey reports." .

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Prepm-ation of the project report was authorized by the Office, Chief of
Engineers in the 2d indorsement to letter SWKGC; Subje<;t:' flPrelimi.nary
Reconnaissanee Report - Flood Control Construction under Section 205 of
the Flood Control Aet of 1948, Pinon Canon, trinidad, Colorado,"dated
16 May 1951. The project report funds were allotted by!'dvi.ce of AUo-t:.-
. .ment C-8191,da~ed 16 May 1951. . .

.1-03.. . The prelilllinary reconIlaiss;mCEi 'rE'lport plan .provides. for .10cal
flood pI-otection at Trinidad by. construetiou' of .. a smail earthen detention
dam with an ungated outlet to eontrol the f.'100d diseharge from Pinon Canon.

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