BASIN-USGS-COB Boulder Creek Millenium Baseline
Boulder Creek Watershed
Water Quality Data Data for 2000 - Boulder Creek at 95th St

Preliminary Data - subject to revision


Data Source: BASIN-USGS-COB Boulder Creek Millenium Baseline
Point of Contact: Sheila Murphy

Monitoring site information:
BC-95 Map
  • Location: Boulder Creek at 95th St
  • Name: BC-95
  • Type: Composite
  • Frequency: SemiAnnual
  • Longitude: 105 ° W 78'
  • Latitude: 40 ° N 28'
  • Elevation: 5050 feet asl
  • Site photo
Downstream Site: Boulder Creek at Dry Creek
Upstream Site: Boulder Creek at 107th St

Parameter Units High Flow Value Lower Detection LimitRange Ceiling
Water Temperature° C 19.30 0.0 
Dissolved Oxygenmg/L 11.20   15
Dissolved Oxygen % of Saturation- No Data   200
Specific Conductanceµ mhos/cm 310 1.01000
pHstnd units 8.87 NA 
Total Organic Carbonmg/L 4.65    
Stream Flowcfs No Data    
Total Alkalinitymg/L as CaCO3 63.9 1.0120
Total Hardnessmg/L as CaCO3 90.0 0.1 
Nitritemg/L as N 0.2 0.0011.2
Nitratemg/L as N 3.6 0.0015.0
Nitratemg/L as N 2.7 0.0015.0
Nitrate + Nitritemg/L as N No Data 0.120.0
Ammoniamg/L as N 0.50 0.12.5
Total Phosphatemg/L as P 0.44 0.036.0
Fecal Coliform#/100 mL No Data 1.0150
Total Suspended Solidsmg/L 10 1100
Total Dissolved Solidsmg/L 106 1660
TurbidityNTU 10.80 0.0160
* indicates measured value below analysis detection limit listed in forth column:
* indicates measured value exceeds plot scale range listed in fifth column:

Preliminary Data - subject to revision

Select on the parameter name to view more detailed information on that parameter at this station. Select on the table date to view stream data profiles observed on that date.

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.

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