City of Boulder/USGS Water Quality Monitoring
	Boulder Creek Watershed COB Water Quality Monitoring Sites

Water quality data is collected monthly by the City of Boulder at 6 locations in and around Boulder Reservoir. See the City of Boulder report on Boulder Reservoir water quality for further information.

View monthly data from Boulder Reservoir area
View data as annual time series at a particular location
View data as graphs of water quality parameters on a map

To see graphs of water quality in Boulder Reservoir and nearby sampling locations, use this form. Select the parameter(s) of interest, month, year, and indicate if you also want to see a data table.

To see graphs of water quality over time at a certain location, use this form. Select the parameter(s) of interest, year, sampling station, and indicate if you also want to see a data table.

Water Temperature Stream Flow pH (Acidity) Specific Conductance Alkalinity Hardness Turbidity Total Dissolved Solids Total Suspended Solids Nitrate and Nitrite Nitrite Ammonia Total Phosphate Ortho-phosphate Fecal Coliform Bacteria Dissolved Oxygen Total Organic Carbon All Parameters
Select year 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008	Include Data Table
Select Station for Time Series Dry Creek Boulder Feeder Canal at Boulder Reservoir Boulder Creek Supply Canal Boulder Reservoir South Dam (Bottom) Boulder Reservoir South Dam (Top) Unknown Ditch Little Dry Creek
Indicated monitoring site:

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Map Displayed Time Series To see plots of water quality parameters over time at all locations, use this form. Select the year and parameter of interest.
Select year ... 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008	and parameter to plot Select Parameter for Map Plot Water Temperature Dissolved Oxygen Specific Conductance pH Total Organic Carbon Stream Flow Total Alkalinity Total Hardness Nitrite Nitrate + Nitrite Ammonia Total Phosphate Ortho-phosphate Fecal Coliform Total Suspended Solids Total Dissolved Solids Turbidity
Water Quality Index Map To see a map of the NSF Water Quality Index for Boulder Creek use this form. Select the year and month of interest.
Select Month... Select Month for Index Map January February March April May June July August September October November December	Select year ... 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008

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INVITATION BASIN is a community project actively seeking public participation. We appreciate all feedback and welcome comments, suggestions and contributions. To find out more about how you can be involved, click here.

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Last Page Update - Thursday October 16, 2008