Compare Streams

Water quality data is collected once per month at 30 locations in the Upper Iowa River Watershed. The data can be used to compare one tributary to the next based on characteristics (sampling parameters) such as temperature, water clarity, bacteria counts, and nitrate concentrations.

3559 samples collected
3552 samples collected
3119 samples collected
2835 samples collected
2737 samples collected

pH

2563 samples collected
2497 samples collected
746 samples collected
746 samples collected
746 samples collected