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CITY OF ARDEN HILLS
RAMSEY COUNTY, MINNESOTA
RESOLUTION NO. 93 _ 15
A RESOLUTION ESTABLISHING CITY POLICY ON
OPERATION OF A SURFACE WATER MANAGEMENT UTILITY
WHEREAS, the City Council has created a surface water management utility; and
WHEREAS, the operation of said surface water management utility requires the establishment
of criteria directing operations;
NOW, THEREFORE, BE IT RESOLVED by the City Council of the City of Arden Hills,
Minnesota:
1) The following is hereby established as City Policy for the operation of the City of Arden
Hills Surface Water Management Utility:
A.
Policy Statement
Except as herein after provided, all properties within the City of Arden Hills shall
contribute to the Surface Water Management Utility in an amount proportional to
the runoff contributed by each particular parcel.
B. Exemptions
1) Street and Highway Right-of-Way - Street and highway right-of-way shall
be exempt from all charges.
2) Lakes - Lakes by the Minnesota Department of Natural Resources as
Natural Environment Waters, Recreational Development Waters or
General Development Waters shall be exempt from charges.
3) Parks - Parks under the ownership of the City or Ramsey County shall be
exempt from charges. This shall include all open space areas within the
City.
C.
Computation of Surface Water Management Fees
The following factors shall be considered in determining the surface water
management fees for each zoning classification,
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1) Land Use - Land Use for determining surface water management fees
shall be the existing land use at the date of enactment of the Surface
. Water Management Ordinance. As land is developed, or redeveloped, the
fees will be recomputed based on the revised land use,
2) Soils - Soil Conservation Service (SCS) - Type B soils shall be assumed
for determining the curve number runoff index (CN) in the revenue
equation.
3) Rainfall (P) - A 2" rainfall will be used on the revenue equation.
4) Runoff Indices (CN) - The runoff indices for the zoning classifications are
as follow:
Zoning
Classifications Land Use CN
R-l Single-Family Residential (1\3 acre lots) 72
R-2 Single and Two-Family Residential (114 acre lots) 75
R-3 Townhouse and Low Density Multiple Dwellings 85
, R-4 Multiple Dwelling 85
1-1, 1-2 Limited and General Industrial 92
B-1, B-2 Limited and General Business 92
5) Revenue Equation - The revenue equation for computing the runoff
volume (Q) shall be based on the runoff equation in the U.S. Department
of Agriculture Soil Conservation Service (SCS) Engineering Handbook.
The equation is as follows:
Q = (J>-D,2S)2 where S = (1000/CN) - 10
P + D.8S and P = 2"
6) Undeveloped properties, without regard to zoning classification, shall be
charged a quarterly fee per acre equal to one-half the fee charged to
developed property zoned as R-l.
D. Credits
Surface water management utility fees may be adjusted under the conditions stated
\ below. It shall be the responsibility of the property owner to provide justification
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