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Rate Schedule No. 9: System Development Charges

Effective Feb. 1, 2012

System development charges (SDCs) are tap fees charged to new customers who tap into our water system.


  • I. Single Family Residential

    Applicability: Licenses for single family residential treated water taps within the City and County of Denver and Denver Water’s service areas, including special contracts.* System development charges are due and payable prior to issuance of a license to the customer.

    Treated Water
      Inside Denver Outside Denver
    Base charge per residence
    $2,949 $4,126
    Charge per square foot of gross lot size $0.61 $0.85
  • II. Multi Family Residential

    Applicability: Licenses for multifamily residential treated water taps within the City and County of Denver and Denver Water’s service areas, including special contracts.* System development charges are due and payable prior to issuance of a license to the customer.

    Treated Water
      Inside Denver Outside Denver
    Base charge for a duplex or the first two
    household units that are served through a single tap
    $9,232 $12,921
    Charge for each additional household unit above two units
    that are served through a single tap
    $1,803 $2,522
  • III. Irrigation-Only

    Applicability: An SDC for any license supplying potable or nonpotable irrigation-only service will be based on one of the following methods, but will not be less than the SDC for the size of tap to be installed.

    1) the size of the entire licensed property, or
    2) the volume of water to be taken on an annual basis, or
    3) the size of the tap

  • IV. All Other

    Applicability: Licenses for all other treated and non-potable water taps within the City and County of Denver and Denver Water service areas, including special contracts.* System development charges are due and payable prior to issuance of a license to the customer.

     Treated WaterNon-Potable Water
    Tap Size Inside Denver Outside Denver Inside Denver Outside Denver
    ¾" $7,482 $10,472 $5,262 $7,367
    1" $19,506 $27,300 $14,057 $19,673
    1 ½" $41,201 $57,675 $30,541 $42,753
    2" $76,097 $106,545 $56,133 $78,588
    3" $143,140 $200,397 $108,097 $151,340
    4" $203,398 $284,758 $150,861 $211,203
    6" $312,923 $438,088 $242,817 $339,942
    8" $425,438 $595,607 $334,774 $468,681
    10" $587,761 $822,857 $426,720 $597,410
    12" $632,786 $885,898 $518,676 $726,149
  • V. Special Contracts, Fixed Volume Contracts, and Large Volume Customers

    Applicability: Special contracts, fixed volume contracts, and customers using large volumes of water within the City and County of Denver and Denver Water's service areas. System development charges are due and payable prior to issuance of a license to the customer.

     Treated WaterNon-Potable Water
      Inside Denver Outside Denver Inside Denver Outside Denver
    Inside Combined Service Area
    Acre Foot Conversion ($/AF) $13,713 $19,204 $9,649 $13,515
    1,000 Gallons Conversion ($/1,000 gal.) $42.10 $58.93 $29.62 $41.47
    Outside Combined Service Area
    Acre Foot Conversion ($/AF)   $24,352   $17,141
    1,000 Gallons Conversion ($/1,000 gal.)   $74.73   $52.60

* NOTE: Several distributor contracts and water service agreements contain negotiated tap ratio conversions per acre foot and some agreements that contain negotiated and/or prepaid system development charges. These contracts will be administered utilizing the system development charge calculations and/or tap ratio conversions specified in the contracts. Tap credit pools are administered consistent with the applicable water service agreement and Denver Water Operating Rules