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<br />Pur~atoire River,
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<br />Reach 1 - Weston to upper limits of Trinidad
<br />Reach 2 City of Trinidad
<br />Reach 3 - Lower limits of Trinidad to Alfalfa
<br />Reach 4 - Ninemile Dam to mouth
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<br />4-03. Location of areas flooded, Damages from the May 1955 flood on
<br />the Arkansas River and tributari<s were concentrated along the main: stem
<br />of the Arkansas River between Pueblo and John Martin Dam; along the :
<br />Purgatoire River from Weston to Alfalfa, and from Ninemile Dam to tije
<br />mouth; and on Raton Creek from Morley to the mouth, Tributary inflow
<br />below John Martin Dam caused the Arkansas River to overflow its banks
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<br />at a few points and caused an insignificant amount of damage, Minof
<br />flooding occurred on the St, Charles, Huerfano, and Apishapa Rivers; and
<br />on Wolf Creek, The locations of the flooded areas are shown on plate 11,
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<br />4-04. Extent of area flooded. Approximately 39,000 acres of tand
<br />were flooded between Pueblo and John Martin Dani along the main stem I of
<br />the Arkansas River, Of this, about 8,000 acres are cultivated, 22,QOO
<br />acres are in pasture, and 9,000 acres are river channel and wastelaOd,
<br />Urban lands flooded in this reach consisted of about 250 acres in :
<br />La Junta and North La Junta, and a few acres' in Las Animas. ,
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<br />4-05, Within the reach of the upper Purgato~re River from Weston
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<br />to Alfalfa, over 700 acres of cultivated land were flooded along wi~h
<br />190 acres of urban land at Trinidad, In addition, about 200 acres ~f
<br />cultivated land were destroyed by bank erosion; only a minor amount:of
<br />pasture land was flooded in this reach, In the reach between Alfalfa
<br />and Ninemile Dam the Purgatoire River is ina canyon ssction and no:
<br />damages were incurred, On the lower Purgatoire River, between NineIl1ile
<br />Dam and the mouth, there were more than 700 cultivated acres and 350
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<br />acres of oasture inundated, In addition, about 140 acres were lost:
<br />by bank erosion, most of which was. in cultivation,
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<br />4-06. Raton Creek, a tributary of the Purgatoire River, flooded
<br />about 20 acres of cultivated land and several acres of urban property
<br />at Starkville, Also, about 4 acres of cultivated land were lost frQm
<br />bank erosion.
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<br />4-07. Floods on other tributaries of the
<br />about 860 acres of cultivated and pasture land
<br />be lost b.r bank erosion,
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<br />Arkansas River inundated
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<br />and caused 3 acres ~
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<br />4-08, Extent of damall:e. The damages on the main stem of the :
<br />Arkansas River are listed by reaches in tables 3 through 6, Those on
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<br />the Purgatoire River are also listed b.r reaches in tables 7 through ,10,
<br />Table 11 shows the damages caused on Raton Creek, a tributary of the
<br />Purgatoire River, and table 12 lists the damage on those streams which
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