IOWA WATER QUALITY

INFORMATION SYSTEM

Welcome to the Iowa Water Quality Information System.
The IWQIS allows access to real-time water-quality data and information such as nitrate, pH, and dissolved oxygen concentrations, discharge rates, and temperature.

WATER QUALITY CONDITIONS




Real-time water conditions.

WATER QUALITY QUICK VIEW




Quick view of nitrate evolution over the last few days.

WATER QUALITY ANNUAL VIEW




Multi-variable plot or multi-year data comparison.

WATER QUALITY DETAILED VIEW




Water quality related variables such as water temperature, pH, dissolved oxygen and more over the last 15 days.

WATER QUALITY SUMMARY TABLE




Tabulated view of the latest measurements of quality related parameters such as water temperature, pH, dissolved oxygen and more at every sites.

WEATHER CONDITIONS




Real-time rainfall maps displaying current conditions, and past rainfall accumulation. Rainfall products are supported by National Science Foundation (NSF) under grants 0427422 (ATM) and 0839576 (GEO).

RAINFALL FREQUENCY MAPS




Compare daily rainfall accumulation with frequency in real-time (utilizing WebGL).

MY COMMUNITY - MY WATERSHED




Community-based nutrient conditions, data resources, and upstream watershed characteristics.

DAILY SNOW MELT




Hourly snow melt for Iowa for the last 11 days.

INTERACTIVE VISUALIZATIONS




Visualizations of water levels and stream gauge readings with 3D/2D interactive animations.

IWQIS DATA RESOURCES




Data from IFC's bridge sensors, rain gauges, and data sources with real-time and historical information.

SOIL MOISTURE DATA VISUALIZATION




Data from rain and soil moisture gauges are visualized in a custom interface.

RIVER VIEW




Visualization of data from multiple IFC bridge sensors and USGS gauges in a single view along a river.

RAINFALL TRACKER




See how rainfall moves in the river network. Click anywhere on the map and see rain draining in the river network.

WATERSHED DELINEATION TOOL




Click anywhere on the map and generate watershed instantly in Iowa.

CUSTOM MAP LAYER




Add any map layer on IWQIS using KML, KMZ or GeoRSS formats.

SPLIT MAP VIEW




Split map view for IWQIS to compare features and data resources for two location on the map.