City of
    Florence
    Community Actions
    Community Development Department
    CFF Comments - Proposed Annexations
    Water Needs Analysis
    Our Goal: To improve the livability of Florence through public education and community involvement.
     
    CFF Comments - Proposed Annexations
    Water Needs Analysis
    5/7/01

    Editor's Note:  The following calculations are based on production and usage information provided by the 1/9/01 City of Florence Staff Report, February 2001 report from Brown & Caldwell,  and other City of Florence reports and documents.  CFF research has indicated that the City's stated well production and daily usage figures may be inaccurate.

     
    TOTAL PROJECTED NEW RESIDENTS
    Sand Dune
    Florentine
    Morales
    		 Cocciolo
    Total
    # Acres in annexation
    52.85
    77.69
    40
    41.1
    211.64
    # Lots or Houses
    118 1
    224 2
    218 2
    222 1
    782
    # People per House 3
    x 2.3
    x 2.3
    x 2.3
    x 2.3
    		  
    Total # New Residents
    271
    515
    501
    		 510
    1,797
    1 - Potential # of lots
    2 - Actual # lots proposed in application
    3 - Ratio of 2.3 person per house used in Staff Report
    DAILY WATER NEEDS
    Sand Dune
    Florentine
    Morales
    		 Cocciolo
    Total
    # New Residents
    271
    515
    501
    510
    1,797
    Average daily use (188 gal. per day1) 
    x 188
    x 188
    x 188
    x 188
    x 188
    Daily water needs (gallons)
    50,948
    96,820
    94,188
    95,880
    337,836
    Add 10% 1 "unmetered" water loss         
    + 33,783
    Total Average Daily Water Needs        
    371,619
    Peak Daily Flow Factor 1         
    x 1.75
    Total Peak Daily Water Needs (gallons per day)        
    650,333
    1 - Calculation factors from Florence Water Facilities Plan
    TOTAL WATER NEEDS
    Proposed
    Annexations
    Current 
    City 
    Residents
    Total 
    Gallons 
    Per Day 
    Needed
    # Residents 
    1,797
    7,263
    Average daily needs (188 gallons/person1) 
    337,836
    1,365,444
    Add 10%1 "unmetered" water loss 
    + 33,783
    + 136,544
    Total Average Daily Water Needs
    371,619
    1,501,988
    Peak Daily Flow Factor 1
    x 1.75
    x 1.75
    Total Peak Daily Water Needs (gallons / day)
    650,333
     2,628,479
     3,278,812
    1 - Calculation factors from Florence Water Facilities Plan 
    FLORENCE POPULATION
    Year
    		  Population
    Year
    Population
    		  
    Year
    Population
    1997
    		  6,570 1
    2000
    7,263 2
    		  
    2003
    8,052 3
    1998
    		  6,715 1
    2001
    7,515 3
    		  
    2004
    8,333 3
    1999
    		  6,865 1
    2002
    7,780 3
    		  
    2005
    8,624 3
    1 - Source: Florence Comprehensive Plan 2000, page 6
    2 - Actual population per US Census Bureau
    3 - Calculated at 3.5% growth rate used in Water Facilities Plan
    WATER PRODUCTION COST
    20-Year Life Cycle Cost (based on 8% interest rate)
    Groundwater Treatment Capacity
    Capital Cost $
    Total Annual Cost, $/year
    Net Present Worth
    $ / 1000 Gallons Treated 
    (at 3 mgd)
    4.7 mgd
    $ 7,006,000
    $ 1,166,000
    $ 11,446,000
    $ 0.68
    Source: Florence Water Facilities Plan
  • 06/21/02 - Notice of Intent to Appeal to LUBA (Hwy 101)
    		•   
  • 06/11/01 - Annexation Proposal (Cocciolo)
    		•
    Cost Analysis of Annexations
  • 05/08/01 - Annexation Proposal (Cocciolo)
    		•    
  • 02/02/01 - Annexation Proposal (Morales)
    		•
    Water Needs Analysis of Annexation
  • 01/09/01 - Annexation Proposal (Morales)
    		•     
  • 02/02/01 - Annexation Proposal (Keubler)
    		•
    01/10/01 - Public Comments re: Water
  • 01/09/01 - Annexation Proposal (Keubler)
    		•    
  • 02/02/01 - Annexation Proposal (Hwy 101)
    		•
    02/15/01 - Heceta Water District Comments
  • 01/09/01 - Annexation Proposal (Hwy 101)
    		•    
     
     
     
     
     
     
     
     
     
     
    		 
     
     
     
     
     
     
     
     
    		  
           
     
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