JMA02P003 262 270 Main Street Development Stormwater Management Report

Effective Aqua- Filtration Maximum Maximum Inflow Ponic Treatment Area Treatment Drainage Model Diameter (EFTA) Flow Rate Area Designation (ft) (sf) (cfs) (acres) AP-8 8.5 56.75 0.885 0.87 AP-9 9.5 70.88 1.105 1.08 AP-10 10.5 86.59 1.350 1.32 AP-11 11.5 103.87 1.620 1.59 AP-12 12.5 122.72 1.914 1.87 AP-13 13 132.73 2.070 2.03 Custom - - EFTA x 0.016 EFTA x 0.015 Be advised a detailed maintenance plan is mandatory for any project with a Stormwater BMP subject to the Stormwater Management Rules, N.J.A.C. 7:8. The plan must include all the items identified in the Stormwater Management Rules, N.J.A.C. 7:8-5.8. Such items include, but are not limited to, the list of inspection and maintenance equipment and tools, specific corrective and preventative maintenance tasks, indication of problems in the system, and training of maintenance personnel. Additional information can be found in Chapter 8: Maintenance and Retrofit of Stormwater Management Measures. If you have any questions regarding the above information, please contact Lisa Schaefer of my office at lisa.schaefer@dep.nj.gov. Sincerely, Gabriel Mahon, Chief Bureau of NJPDES Stormwater Permitting Division of Watershed Protection and Restoration New Jersey Department of Environmental Protection Attachment: Maintenance Plan c Richard Magee, NJCAT