BASIN-USGS-COB Boulder Creek Millenium Baseline
Boulder Creek Watershed
Middle Boulder Creek - Boulder Creek
Longitudinal Total Phosphate Profiles for October, 2000
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
Factors affecting Total Phosphate
Standards regarding Total Phosphate
Interpretation of Boulder Creek Total Phosphate data
Data Source:
Point of Contact:
Collection and Analysis notes
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
MBC-ELDORA Middle Boulder Creek above town of Eldora < 0.01*
MBC-WTP Middle Boulder Creek @ Nederland WTP 0.01*
MBCaW Middle Boulder Creek at PSCo Weir 0.01*
BC-aNBC Middle Boulder Creek Above North Boulder Creek Confluence 0.07
BC-ORO Boulder Creek at Orodell 0.06
BC-CAN Boulder Creek at Eben G. Fine Park 0.04
BC-30 Boulder Creek at 30th St. < 0.01*
BC-61 Boulder Creek at 61st St. 0.04
BC-aWWTP Boulder Creek above WW Plant 0.11
BC-75 Boulder Creek at 75th St 1.73
BC-aDC Boulder Creek at Dry Creek 1.44
BC-95 Boulder Creek at 95th St 1.34
BC-107 Boulder Creek at 107th St 0.99
BC-aCC Boulder Creek Above Coal Creek 0.82
BC-bCC Boulder Creek Below Coal Creek 0.78
BC-aSV Boulder Creek above St. Vrain 0.48
*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.

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