Ord 2020-041/Stormwater Utility Ch. 86, Article 8, Division 1 & 2 amendment

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SECTION 2. Section 86.523 of the San Marcos City Code is hereby amended to add the definition set forth below. Added text is indicated by underlining. Structural Control (or Practice) - A pollution prevention practice that requires the construction of a device or the use of a device, to capture runoff or prevent pollution in stormwater runoff. Structural controls and practices may include but are not limited to: detention and retention ponds, wet ponds, bioretention infiltration basins stormwater wetlands silt fences earthen dikes drainage swales vegetative lined ditches vegetative filter strips, sediment traps, check dams subsurface drains storm drain inlet protection, rock outlet protection, reinforced soil retaining systems gabions and temporary or permanent sediment bngins. SECTION 3. Section 86.531 of the San Marcos City Code is hereby amended to read as set forth below. Added text is indicated by underlining and deleted text is indicated by strikethroughs. Sec. 86.531. Maintenance and repair of permanent stormwater faeilities structural controls. (a) Control measures. The City of San Marcos has the authority to require installation, implementation, inspection and maintenance of tow,,..,,,..,,.. pin structural controls e ' measme.... ae—danee meeting or exceeding the requirement of w4h the TPDES Phase II MS4 Permit TXR040000. (b) Drainage easements. Drainage easements shall be required for pefmanent sterY„water- management f „,i,+,es structural controls and recorded in accordance with the city's LDC, Chapter 34-, Article 17. (c) Maintenance covenants. All oOwner(s) of management f edit (ies) structural controls shall be required to enter into a maintenance covenant with the City of San Marcos including a schedule of maintenance activities and plans for annual inspections to assess the functionality of the structural control(s)faeility(ies). Maintenance covenants shall be recorded in accordance with the city's LDC, Chapter 1, Articles 6 and 8. (d) Requirements for annual inspections and reports. Owner(s) of structural controls that discharge or connect to the City of San Marcos stormwater utility (MS4) or discharge into Waters of the United States within the City of San Marcos cit 1� must conduct, at a minimum, anal inspection of each structural control faeility every hree (3) years following a passing inspection beginning in 2020. The inspection report must be prepared by a Texas -licensed engineer and the licensed engineer must be chosen from a list of precertified engineers provided by the city.