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EXHIBIT C <br /> TO <br /> STORMWATER MAINTENANCE AGREEMENT <br /> CITY OF ORONO <br /> MAINTENANCE STANDARDS FOR STORM WATER <br /> FACILITIES <br /> Maintenance Tasks: Wet Retention Pond <br /> Timeline Task Responsible Party <br /> One Time ➢ Review vegetation coverage and re- Land owner <br /> -After seed any dead or bare areas of the <br /> First Year basin <br /> ➢ Restore/refresh riprap, as necessary <br /> Monthly ➢ Remove trash and debris from basin Land owner <br /> ➢ Remove any material clogging outlet <br /> ➢ Repair areas of erosion <br /> ➢ Mow grass buffer around basin <br /> Annually ➢ Remove invasive plants and dead plant Land owner <br /> material <br /> ➢ Repair broken mechanical <br /> components, if necessary <br /> ➢ Monitor sediment deposition <br /> ➢ Remove sediment deposition if present <br /> Every 5 ➢ Inspection City Staff <br /> Years <br /> 5-25 ➢ Monitor sediment deposition Land owner <br /> Years ➢ Replace piping and outlet control <br /> structure if necessary <br /> Note: <br /> During the first growing season the buffer areas should be mowed on an as needed basis when the <br /> grasses exceed 12-inches in height. <br /> 9 <br /> 199945v1 <br />