Laserfiche WebLink
<br /> <br />City of Redwood City Page 51 <br />Sewer System Management Plan, March 2018 Element IX <br /> MONITORING, MEASUREMENT, AND Element IX: <br />PROGRAM MODIFICATIONS <br />(IX) Monitoring, Measurement, and Program Modifications - The Enrollee shall: <br />(a) Maintain relevant information that can be used to establish and prioritize appropriate SSMP <br />activities; <br />(b) Monitor the implementation and, where appropriate, measure the effectiveness of each element <br />of the SSMP; <br />(c) Assess the success of the preventative maintenance program; <br />(d) Update program elements, as appropriate, based on monitoring or performance evaluations; and <br />(e) Identify and illustrate SSO trends, including: frequency, location, and volume. <br /> <br />IX-1 Performance Measures <br />The effectiveness of each SSMP element is measured through the use of selected performance <br />indicators tracked annually in an internal Fiscal Year Annual SSO Report. The Utilities Field <br />Supervisor is responsible for collecting data and monitoring these indicators annually. The <br />Annual SSO Report template is included in the Appendix IX-1. <br />The Annual SSO Report template includes the following performance indicators: <br />• Number of dry weather SSOs <br />• Number of wet weather SSOs <br />• Total number of SSOs <br />• Number of SSOs <100 gallons <br />• Number of SSOs 100 to 999 gallons <br />• Number of SSOs 1,000 to 9,999 gallons <br />• Number of SSOs >10,000 gallons <br />• Total volume of SSOs <br />• Total volume recovered <br />• Total volume conveyed <br />• Number of SSOs caused by each of the blockage types: roots, grease, debris and <br />other <br />• Blockages due to each of the following: roots, grease, debris, and other Number of <br />SSOs caused by capacity limitations <br />The Utilities Field Supervisor compiles performance indicator data from information regularly <br />collected and maintained by the City. Current and readily available sources, which are described <br />throughout this SSMP, include Hiperweb work orders, SSO field report forms, CIWQS database <br />reports, sewer system cleaning schedules, and FOG inspection reports. <br />6.2.A. - Page 59