RecDoc 2014-043258 SWTM 525 Middlefield

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b ' Owner's sole expense, adequately maintain the stormwater treatment measure(s) in good working order acceptable to the City and in accordance with the Site Plan. This includes all pipes, channels or other conveyances built to convey stormwater to the treatment measure(s), as well as all structures, improvements, and vegetation provided to control the quantity and quality of the stormwater. Adequate maintenance is herein defined as maintaining the described facilities in good working condition so that these facilities continue to operate as originally designed and approved. The Inspection and Maintenance Checklist shall include a detailed description of and schedule for long-term maintenance activities of the stormwater treatment measures. 4. Sediment Manaqement. Sediment accumulation resulting from the normal operation of the stormwater treatment measure(s) will be managed appropriately by the Property Owner. The Property Owner will provide for the removal and disposal of accumulated sediments. Disposal of accumulated sediments shall not occur on the Property. Any disposal or removal of accumulated sediments or debris shall be in compliance with all federal, state and local law and regulations. 5. Annual Inspection and Report. The Property Owner shall, on an annual basis, complete the Treatment Measure Operation and Maintenance Inspection Report. The Annual Report shall include all completed Inspection and Maintenance Checklists for the reporting period and shall be submitted to the City in order to verify that inspection and maintenance of the applicable stormwater treatment measure(s) have been conducted pursuant to this Agreement. The Annual Report shall be submitted no later than December 31 of each year, under penalty of perjury, to Office of the City Engineer, 1017 Middlefield Road, Redwood City, CA 94063 or another member of the City staff as directed by the City. The Property Owner shall provide in the Annual Report a record of the volume of all accumulated sediment removed as a result of the treatment measure(s).The Property Owner shall conduct a minimum of one (1)annual inspection of the stormwater treatment measure(s) before the wet season. This inspection shall occur between August 1 St and October 1 St each year. More frequent inspections may be required to the extent the City Engineer reasonably deems necessary to assure compliance with the City Stormwater Regulations and/or applicable state or federal laws goveming stormwater discharges from the Property. The results of inspections shall be recorded on the Annual Inspection Report. 6. Necessarv Chanqes and Modifications. At its sole expense, the Property Owner shall make changes or modifications to the stormwater treatment measure(s) and/or may be determined as reasonably necessary by the City to ensure that treatment measures are properly maintained and continue to operate as originally designed and approved. 7. Access to the Property. The Property Owner hereby grants permission to the City; the San Francisco Bay Regional Water Quality Control Board (Regional Board); the San Mateo County Mosquito Abatement District (Mosquito Abatement District); and their authorized agents and employees to enter upon the Property at reasonable times and in a reasonable manner to inspect, assess or observe the stormwater treatment measure(s) in order to ensure that treatment measures are being properly maintained and are continuing to perform in an adequate manner to protect water quality and the public health and safety. REV:03-21-14 VR Page 3 of i6 ATTY/AGR.2014.039/Indigo 525 Middlefield-Stormwater Agreement