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Within three (3) years of the EDC, The Village of East Aurora has a catch basin inspection and maintenance program that targets its MS4 Regulated area (see map Appendix A). The program entails the following: i. Identifies when catch basin inspection is needed with consideration for: a) Areas with construction activities; b) Residential, commercial, and industrial areas; c) Recurring or history of issues; or d) Confirmed citizen complaints on three or more separate occasions in the last twelve (12) months. ii. An inventory of catch basin inspection information is maintained and includes the following information a) Date of inspection; b) Approximate level of trash, sediment, and/or debris captured at time of clean-out • no trash, sediment, and/or debris; • <50% of the depth of the sump; • >50% of the depth of the sump); c) Depth of structure; d) Depth of sump; and e) Date of clean out, if applicable. iii. Based on inspection results, catch basins will be cleaned out within the following timeframes: a) Within six (6) months after the catch basin inspection, catch basins which had trash, sediment, and/or debris exceeding 50% of the depth of the sump must be cleaned out; b) Within one (1) year after the catch basin inspection, catch basins which had trash, sediment, and/or debris at less than 50% of the depth of the sump must be cleaned out; and c) MS4 Operators are not required to clean out catch basins if the catch basins are operating properly and: i. There is no trash, sediment, and/or debris in the catch basin; or ii. The sump depth of the catch basin is less than or equal to two (2) feet.