BASIN-USGS-COB Boulder Creek Millenium Baseline
Boulder Creek Watershed
Nitrate Data for 2000 - Boulder Creek at 75th St

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: USGS Aqueous Organic Carbon Study
Point of Contact: Larry Barber
Collection and Analysis notes

Monitoring site information:
BC-75 Map
  • Location: Boulder Creek at 75th St
  • Name: BC-75
  • Type: Composite
  • Frequency: SemiAnnual
  • Longitude: 105 ° W 10'
  • Latitude: 40 ° N 30'
  • Elevation: 5105 feet asl
  • Site photo
Downstream Site: Boulder Creek above WW Plant
Upstream Site: Boulder Creek at Dry Creek

mg/L as N
June, 2000 4.5
October, 2000 12.0
*value below detection limit:
Detection Limit (if available) 0.02

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.

Return to the BASIN water quality catalog

Return to the BASIN environmental data catalog

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.

BASIN is funded through the US EPA EMPACT Program

Home | Site Map | Glossary | Bibliography | Contributors
About BASIN | Attribution | Feedback | Search
Last Page Update - Tuesday December 27, 2005
IMS support provided by