A complete and accurate stormwater map is one of the most important responsibilities for any community that operates as a Municipal Separate Storm Sewer System, or MS4. These maps are not created merely to satisfy a regulatory checkbox. They protect waterways, support field crews, reduce liability, …
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Several free or very low cost tools can help communities with limited budgets begin mapping or inventorying their stormwater infrastructure. These tools are not full replacements for a dedicated asset management system, but they can give small towns a head start and help them organize information be…
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Every municipality owns drawers, or entire vaults, of ageing drainage “plan sets”: linen originals from the 1930s, blueprint mylars from the 1960s, contractor mark-ups from a 1998 sewer separation project, and everything in-between. Transforming those static sheets into a living GIS data…
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Mapping a drainage system is a critical task for municipalities aiming to improve stormwater management, identify illicit discharges, support maintenance planning, and ensure regulatory compliance (e.g., MS4). A well-structured drainage system map reveals how stormwater flows through catch basins, p…
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