by Sheila Murphy and Jim Waterman
Water Quality Data
Water quality of Boulder Creek, past, present and future
Boulder Creek Millennium Baseline Study
A collaborative effort between the USGS and the City of Boulder to collect extensive data for Boulder Creek.
How is Water Quality measured?
What do the parameters really mean? How are they measured? What affects them?
What can you do to help protect water quality?
Tips on protecting our streams and lakes.
Water Quality Standards
An explanation of EPA drinking water standards and State of Colorado water quality standards, and a table of the standards.
Total Maximum Daily Load (TMDL)
An explanation of what TMDL is and how it relates to waters in the Boulder area.
Information on Pesticides and links to gardening alternatives.
Information on Hormonally Active Agents and affects on Boulder Creek fish development
We depend on our rivers and lakes to provide clean drinking water, recreational use, irrigation of crops, and aquatic life habitat. Water quality data lets us determine the health of our water and its suitability for these uses, and to see what affects the water as it moves through a watershed.