6.1 Chapter Introduction Documenting, tracking, and collecting data for street sweeping activities assists Permittees with meeting MS4 Permit requirements, evaluating street sweeping performance, tracking costs, and improving program activities. Jurisdictions can use the information in this chapter to determine the appropriate data to collect, identify documentation and reporting needs, and ensure that their data collection and documentation practices meet the MS4 Permit’s annual reporting requirements. This chapter includes the following content: • Section 6.2 Documentation and Reporting – Provides an overview of the MS4 Permit documentation and reporting requirements and introduces additional recommended documentation items and approaches • Section 6.3 Data Collection – Describes data types and data collection methods, including manual and automated methods • Appendix 6-A – Provides an organized inventory of possible useful data items, the purpose or utility of each item, and collection methods for each item