[Ord. 679, June 2007]
(1) 
Ordinance-specific terminology. As used herein certain words and abbreviations have specific meanings related to this ordinance. The definition of some, but not necessarily all, such ordinance-specific terms are, for the purposes of this ordinance, to be interpreted as described herein below:
(a) 
BEST MANAGEMENT PRACTICES (BMPs)
Means schedules of activities, prohibitions of practices, maintenance procedures, and other management practices to prevent or reduce the pollution of storm water runoff. BMPs also include treatment requirements, operating procedures, and practices to control runoff, spillage or leaks, sludge or waste disposal, or drainage from raw material storage. The City of Collegedale herein adopts the applicable portions of the City of Knoxville Best Management Practices (BMP) Manual dated June 2006 for post-development storm water quality.
(b) 
FIRST FLUSH
Is defined as the initial storm water runoff from a contributing drainage area which carries the majority of the contributed pollutants. First flush is first three-fourths (3/4)" of runoff.
(c) 
MAINTENANCE AGREEMENT
Means a legally recorded document which acts as a property deed restriction and which provides for long-term maintenance of storm water management practices.
(d) 
RESPONSIBLE PARTY
Means owners and/or occupants of property within the city area who are subject to penalty in case of default.
(e) 
STORM WATER
Means storm water runoff, snow melt runoff, and surface runoff and discharge resulting from precipitation.
(f) 
STORM WATER RUNOFF
Means flow on the surface of the ground, resulting from precipitation.
[Ord. 679, June 2007]
(1) 
Mandatory.
(a) 
A post development runoff management permit will be required in the following cases:
(i) 
Development, redevelopment, and/or land disturbing activity that disturbs one or more acres of land;
(ii) 
Development, redevelopment, and/or land disturbing activity that disturbs less than one acre of land if such activity is part of a larger common plan of development that affects one or more acres of land.
(iii) 
Any development, redevelopment, and/or land disturbing activity that, in the opinion of the city, should incorporate post development storm water controls.
(2) 
Runoff management. Site requirements shall include the following items:
(a) 
Record drawings;
(b) 
Implementation of landscaping and stabilization requirements;
(c) 
Inspection of runoff management facilities;
(d) 
Maintenance of records of installation and maintenance activities; and
(e) 
Identification of person responsible for operation of maintenance of runoff management facilities.
(3) 
Application requirements:
(a) 
Unless specifically excluded by this ordinance, any landowner or operator desiring a post development runoff management permit for a development, redevelopment, and/or land disturbance activity shall submit a permit application on a form provided by the city.
(b) 
A permit application must be accompanied by:
(i) 
Storm water management plan which addresses specific items as described in the BMP manual;
(ii) 
Maintenance agreement for any pollution control facilities included in the plan; and
(iii) 
Nonrefundable post development runoff management permit fee of one hundred dollars ($100.00).
(4) 
Building permit. No building permit shall be issued by the city until a post development runoff management permit, where the same is required by this ordinance, has been obtained.
(5) 
General performance criteria for post development runoff management. All sites are required to satisfy the following criteria as specified in the BMP manual:
(a) 
Through the selection, design, and maintenance of permanent BMPs, provide pollution control for sources of contaminants and pollutants that could enter storm water.
(b) 
Protect the downstream water environment from degradation.
(c) 
Implement additional performance criteria or utilize certain post development storm water management practices to enhance storm water discharges to critical areas with sensitive resources (e.g., cold water fisheries, shellfish beds, swimming beaches, recharge areas, water supply reservoirs).
(d) 
Implement specific post development storm water treatment practices (STP) and pollution prevention practices for storm water discharges from land uses or activities with higher-than-typical potential pollutant loadings, known as "hot spots."
(6) 
Review and approval of application.
(a) 
The city staff will review each application for a post development runoff management permit to determine its conformance with the provisions of this ordinance. The city staff shall complete the review of an application within thirty (30) calendar days of its submission. Should an application be rejected, an additional thirty (30) calendar days will be allowed for staff review of each subsequent submission of a revised application. If the city staff fails to act within the time limit established hereinbefore, an application shall he presumed to be approved by default.
(b) 
No development shall commence until the post development runoff management permit has been approved by the city staff or until the time limit allowed for review has expired.
(7) 
Failure to conform with approved plan. City inspector shall not authorize issuance of a "certificate of occupancy" until runoff management measures complying with an approved plan are fully operational.
[Ord. 679, June 2007]
After December 31, 2007 this ordinance shall no longer take effect, and shall be deleted in its entirety.