20230117 13555700 1.0 TRUE TRUE Storm Drain Infrastructure <p><strong>Overview</strong></p><p>This feature service provides comprehensive data on storm drain infrastructure within Ottawa County, Michigan, supporting water resources management and urban planning.</p><p><strong>Feature Layers</strong></p><ul><li><strong>OCWRC Storm Inlets and Non OCWRC Storm Inlets</strong>: These layers represent inlet structures that collect stormwater, including various types of catch basins and access types. Attributes cover detailed characteristics such as size, material, grate types, elevations, sump indicators, and ownership and maintenance responsibilities.</li><li><strong>OCWRC Storm Fittings and Non OCWRC Storm Fittings</strong>: These layers include various piping fittings used in the storm drainage system, such as bends, caps, tees, and reducers, with information on material, diameter, joint types, and installation year.</li><li><strong>OCWRC Storm Manholes and Non OCWRC Storm Manholes</strong>: Manhole data includes types like cleanouts, system manholes, and wet wells, providing details on dimensions, materials, cover types, elevations, and sump data. These layers assist in maintenance and inspection planning.</li><li><strong>OCWRC Storm Pumps and Non OCWRC Storm Pumps</strong>: These layers catalog stormwater pumping stations including pump types, flow ratings, diameters, pressures, and location descriptions, offering critical data for hydraulic analysis and pump maintenance.</li><li><strong>OCWRC Storm Discharge Points and Non OCWRC Storm Discharge Points</strong>: Features representing points where stormwater is discharged, including outfalls and overflows, with information on discharge type, structure sizes, materials, permits, and receiving bodies.</li><li><strong>OCWRC Storm Gravity Mains and Non OCWRC Storm Gravity Mains</strong>: These layers depict the primary stormwater conveyance mains with data on pipe types, diameters, materials, shapes, lengths, slopes, invert elevations, and classifications useful for network analysis and management.</li><li><strong>OCWRC Storm Laterals and Non OCWRC Storm Laterals</strong>: Representing secondary storm drain pipes that connect individual properties or smaller systems to mains, these layers include type, diameter, material, lengths, inverts, and installation years.</li><li><strong>All Gravity Mains</strong>: A consolidated layer describing gravity mains for stormwater conveyance, with data on main types, dimensions, materials, and hydraulic properties.</li></ul><p><strong>Geographic Coverage</strong></p><p>The data specifically covers infrastructure within Ottawa County, Michigan, including a variety of municipal and township government units.</p><p><strong>Use Cases</strong></p><ul><li>Urban and stormwater infrastructure asset management and maintenance planning.</li><li>Hydraulic and hydrologic modeling for stormwater management systems.</li><li>Planning and development impact assessments.</li><li>Regulatory compliance tracking including permits and status tracking.</li></ul> Drains Stormwater gravity mains outfall lateral fittings manholes Comprehensive storm drain infrastructure data for Ottawa County, Michigan, including inlets, manholes, pumps, fittings, discharge points, mains, and laterals to support water resources management. 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