PROJ00436

• Contract/PO #: C153669
• Contractor Name: Windsor Reservoir and Canal Company
• Contract Type: Loan
• Water District: 3
• County: Larimer
• Bill Number: EIA
• Loan Projects - Doc Type: Feasibility Study

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Table I-4

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The following table shows the probabilities of the last freezing tempera-
tures in the Spring and the first in the Fall (from Soil Survey of
Larimer County Area, Colorado, by U.S.D.A.jSCS et. al. and from Soil
Survey of Weld County Area, Colorado, by U.S.D.A.jSCS et. al.,
respectively) ) .

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Fort Collins

Minimum Temoerature

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Probabilitv

240F or
lower

280F or
lower

320F or
lower

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Last Freeze in Spring:
1 yr. in 10 later than
2 yrs. in 10 later than
5 yrs. in 10 later than

Apr 28 May 9 May 20
Apr 23 May 5 May 16
Apr 14 Apr 26 May 8
Oct 6 Sept 24 s,pt 17
Oct 11 Sept 30 SEpt 22
Oct 21 Oct 10 Oct 1

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First Freeze in Fall:
1 yr. in 10 earlier than
2 yrs. in 10 earlier than
5 yrs. in 10 earlier than

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Greelev

Minimum Temperature

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probabilitv

24 of or
lower

280F or
lower

320F or
lower

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Last Freeze in Spring:
1 yr. in 10 later than
2 yrs. in 10 later than
5 yrs. in 10 later than

Apr 28 May 11 May 24
Apr 22 May 5 May 19
Apr 11 Apr 25 May 10
Oct 4 Sept 25 SEpt 16
Oct 10 Oct 1 SEpt 21
Oct 21 Oct 11 8Ept 30

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First Freeze in Fall:
1 yr. in 10 earlier than
2 yrs. in 10 earlier than
5 yrs. in 10 earlier than

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Page 1-5
WR&C Feasibility Study

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