City of Boulder Water Quality Monitoring
Boulder Creek Watershed
North Boulder Creek - Boulder Creek
Longitudinal Total Phosphate Profiles for October, 1998

Preliminary Data - subject to revision

Marker Indicates no data available
Marker Indicates data exceeds plot scale.

Information on Total Phosphate:

Phosphorus is generally found as phosphate (PO4-3). The primary sources of phosphates to surface water are detergents, fertilizers, and natural mineral deposits.

More general information about Total Phosphate
Measurement of Total Phosphate
Factors affecting Total Phosphate
Standards regarding Total Phosphate
Interpretation of Boulder Creek Total Phosphate data
Data Source: City of Boulder Water Quality Monitoring
Point of Contact: Chris Rudkin
Collection and Analysis notes
Analysis method: SM 4500-P B.5

Indicated monitoring site:

The above map indicates water quality monitoring sites. To view data at a specific site select it from the map with the mouse.

Plot Label SiteName TP
mg/L as P
NBC-Lw North Boulder Creek diversion to Lakewood 0.01*
NBC-FALLS North Boulder Creek at Boulder Falls 0.08
BC-ORO Boulder Creek at Orodell 0.18
BC-CAN Boulder Creek at Eben G. Fine Park 0.06
BC-61 Boulder Creek at 61st St. 0.03
BC-aWWTP Boulder Creek above WW Plant 0.15
BC-75 Boulder Creek at 75th St 2.44
BC-aDC Boulder Creek above Dry Creek 1.71
BC-95 Boulder Creek at 95th St 1.12
BC-107 Boulder Creek at 107th St 1.15
BC-aCC Boulder Creek Above Coal Creek 0.92
BC-bCC Boulder Creek Below Coal Creek 0.88
*value below detection limit:
Detection Limit (if available) 0.03

Preliminary Data - subject to revision

Select on the parameter name to view more detailed information for that parameter in this month. Select on the site name to view data time series observed at that station. For monitoring site locations see site location map.

Return to the BASIN water quality catalog

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