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Table V-4.5.2(21) Maintenance Standards - Bioretention Facilities <br /> (continued) <br /> Recommended Fre- Condition <br /> uency when Main- <br /> Maintenance quency a Action Needed (Pro- <br /> tenance is <br /> Component Routine Main-Neededcedures) <br /> Inspection (Stand- <br /> ards) <br /> a surface water will <br /> occur within 2 weeks <br /> after pesticide use, <br /> apply for coverage <br /> under the Aquatic <br /> Mosquito Control <br /> NPDES General Per <br /> mit. <br /> . Reduce site con- <br /> ditions that attract <br /> nuisance species <br /> where possible (e.g., <br /> plant shrubs and tall <br /> grasses to reduce <br /> open areas for <br /> geese, etc.) <br /> . Place predator <br /> Nuisance anim- decoys <br /> als causing . Follow IPM pro- <br /> Nuisance erosion, dam- tocols for specific <br /> animals As needed aging plants, or nuisance animal <br /> depositing large issues (see "Addi- <br /> volumes of tional Maintenance <br /> feces Resources" section <br /> for more information <br /> on IPM protocols) <br /> . Remove pet waste <br /> regularly <br /> • For public and right- <br /> of-way sites con- <br /> sider adding <br /> garbage cans with <br /> dog bags for picking <br /> 2014 Stormwater Management Manual for Western Washington <br /> Volume V- Chapter 4 -Page 886 <br />