PROJ00318

• Contract/PO #: C153618
• Contractor Name: Greeley, City of
• Contract Type: Loan
• Water District: 3
• County: Larimer
• Bill Number: SB 87-15
• Loan Projects - Doc Type: Feasibility Study

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CHAPTER I: GENERAL INFORMATION

1.0 LOCATION

The 1 ocati on of Peterson lake Dam and Reservoi r is shown on the project map,
Figure 1.1. The map includes the major features for the Greeley water supply
and treatment system, and the principal cities in the vicinity. The Cache 1a
Poudre Ri ver ori gi nates at the Conti nenta1 Di vi de in the Rocky Mountai ns,
approximately 65 mi 1 es west of Greel ey, and flows eastward to its conf1 uence
with the South Platte River, approximately three miles east of Greeley.

Peterson lake Dam is located in larimer County on a small unnamed creek which
is a tributary of the Cache la Poudr~ River. The resort of Spencer Heights is
approximately eight miles downstream of the dam. The dam and reservoir are in
Roosevel t Nati onal Forest. The dra; nage area above the dam is 2.65 square
miles. The basin has a total length of 1.8 miles and an average width of 1.5
miles. Slopes along the main channel average about 550 feet per mile, and the
basin elevation ranges from 9500 feet to 11,355 feet. Topography of the area
is mountainous, and the predominant watershed cover is forest. Drainage
patterns are well defined.

The City of Greeley is located in Weld County on the plains east of the Rocky
Mountains. It is about 50 miles north of Denver, Colorado. The Cache la
Poudre Ri ver flows through the city to its conf1 uence wi th the South P1 atte
Ri ver.

2.0 CLIMATE

Greeley enjoys the mild, sunny, semi,arid climate that occurs over much of the
central Rocky Mountain region. The good climate results largely from
Greeley's location on the east slope of the Rocky Mountains in the belt of the
prevailing westerlies. Situated a long distance from any moisture source, and

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