BASIN-USGS-COB Boulder Creek Millenium Baseline
Boulder Creek Watershed
Nitrate Data for 2000 - Middle Boulder Creek Above North Boulder Creek Confluence
Preliminary Data - subject to revision
Information on Nitrate:

More general information about Nitrate
Factors affecting Nitrate
Standards regarding Nitrate
Interpretation of Boulder Creek Nitrate data
Data Source:
Point of Contact:
Collection and Analysis notes
Monitoring site information:
BC-aNBC Map
  • Location: Middle Boulder Creek Above North Boulder Creek Confluence
  • Name: BC-aNBC
  • Type: Composite
  • Frequency: SemiAnnual
  • Longitude: 105 ° W 24'
  • Latitude: 40 ° N 20'
  • Elevation: 6880 feet asl
  • Site photo
Downstream Site: North Boulder Creek at Boulder Falls
Upstream Site: Boulder Creek at Orodell
Date NO3-COB
mg/L as N
June, 2000 < 0.1*
October, 2000 No Data
*value below detection limit:
Detection Limit (if available) 0.001
Preliminary Data - subject to revision
Select on the parameter name to view all Nitrate time series plots on the basin map. Select on the table date to view stream Nitrate profiles observed on that date. Select here to view all parameters at this site.

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Last Page Update - Tuesday December 27, 2005