Data and Apps

Open Mapping

The Open Mapping app provides GIS Data from various databases for personal use. Users can search, locate, and download the County's GIS published data layers to be used with other software tools such as ArcGIS Software, QGIS, or AutoCad.

Dataset Links:

Water Supply Watersheds Boundaries

Watershed Boundaries

Water Quality Buffers

Post Construction Districts

Wetlands

Creeks and Streams

Lakes and Ponds

FEMA Floodplain

Community Floodplain

FEMA Floodway

Community Encroachment Area

Cross Sections

Open Charlotte

Charlotte's Open Data Portal allows users to view data and information in tables and maps, download data for research and analysis and connect to machine-readable data services for data-driven applications.

Dataset Links:

Storm Water Easements

Storm Water Inventory Pipes

Storm Water Inventory Structures

Storm Water Inventory Open Drainage

Protected Watershed Overlay

Mecklenburg County FTP

The Mecklenburg County FTP service (hosted by Exavault) provides access to download many files related to FEMA Flood Insurance Studies, including H&H models, FIRM maps, non-regulatory raster products, reports, GIS data and more.

Dataset Links:

Floodplain Models

Floodplain Mapping

3D Interactive Floodzone Mapping

The 3D Floodzone viewer displays current flood map data from FEMA Flood Insurance Studies, helping to indicate whether flood regulations apply, if insurance is required or advisable, and provides information about actions that reduce the risks to property and life posed by flooding.

Polaris 3G

Polaris 3G is Mecklenburg County's real estate mapping tool that features property info, assessed values, sales, and a lot more GIS layers, including Storm Water information such as floodplains and water quality buffers.

Draft & Preliminary Flood Map Review

This viewer allows residents to view proposed and pending flood map changes associated with FEMA Flood Insurance Studies to assess the impacts to their property from a Regulatory and insurance standpoint.

Flood Information & Notification System (FINS)

FINS is a partnership involving the City of Charlotte, Mecklenburg County and the US Geological Survey. FINS Live continually monitors Real-Time Rain and Stream Gage Levels along creeks throughout Mecklenburg County, NC. Emergency responders are notified when there is a potential or actual problem.

Capital Improvement Projects

This app includes the locations of and information about Capital Improvement Projects such as Storm Drainage Improvements, Stream and Wetland Restorations, and Pollution Control measures that are funded, designed and managed by Charlotte-Mecklenburg Storm Water Services.

Storm Drain Marking

The Storm Drain Marking map indicates areas where markers have already been placed in the past, which helps volunteers determine where to go and place new markers.

Adopt-A-Stream Map

The Adopt-A-Stream Interactive Map helps prospective volunteer groups identify stream segments that are available for adoption.

CMANN

The Continuous Monitoring and Alert Notification Network (CMANN) is a network of automated monitoring sites throughout Mecklenburg County that continuously collect water quality data, providing alerts and helping to evaluate pollution trends in streams.

Charlotte Explorer

Charlotte Explorer is a common view application for City of Charlotte's spatial data warehouse and some of the operational data from business systems, including Storm Water data.

Quality of Life Explorer

With the Quality of Life Explorer, residents can learn more about neighborhood character, economics, education, engagement, environment, health, housing, safety and transportation.

GeoPortal

The GeoPortal allows residents to learn more about the characteristics of properties in Mecklenburg County and what government services are provided and/or available nearby.

Stream Use Support Index

The Stream Use Support Index (SUSI) represents the most important pollutants and indicators of surface water quality including: Bacteriological, Metals, Nutrients, Physical and Biological.