City of Boulder Storm Water Quality Program
Boulder Creek Watershed
Water Quality Data Time Series for 1999
Middle Boulder Creek Above North Boulder Creek Confluence

Preliminary Data - subject to revision


Temp Plot
DO Plot
SC Plot
pH Plot
TOC Plot
Flow Plot
Alk Plot
Hard Plot
NO3+NO2 Plot
NH3 Plot
TP Plot
OP_Dis Plot
FColi Plot
TSS Plot
TDS Plot
Turb Plot
NO2 Plot
DOpercent Plot
Marker Indicates no data available
Marker Indicates data exceeds plot scale.
Data Source: City of Boulder Storm Water Quality Program
Point of Contact: Jim Stout
Collection and Analysis notes

Monitoring site information:
BC-aNBC Map
BC-aNBC Photo
  • Location: Middle Boulder Creek Above North Boulder Creek Confluence
  • Name: BC-aNBC
  • Type: Composite
  • Frequency: Monthly
  • Longitude: 105 ° W 24'
  • Latitude: 40 ° N 20'
  • Elevation: 6880 feet asl
  • Site photo
Downstream Site: North Boulder Creek at Boulder Falls

Plot Label Date Temp
° C
DO
mg/L
SC
µ mhos/cm
pH
stnd units
TOC
mg/L
Flow
cfs
Alk
mg/L as CaCO3
Hard
mg/L as CaCO3
NO3+NO2
mg/L as N
NH3
mg/L as N
TP
mg/L as P
OP_Dis
mg/L as P
FColi
#/100 mL
TSS
mg/L
TDS
mg/L
Turb
NTU
NO2
mg/L as N
DO%
-
01 January, 1999 0.70 9.50 65 7.20 No Data No Data 31.6 60.0 0.10 0.00* 0.12 0.07 No Data 1 32 No Data 0.0* No Data
02 February, 1999 1.10 7.80 82 7.24 No Data No Data 35.6 50.0 0.30 0.04* 0.36 0.33 No Data 1 52 No Data 0.0* No Data
03 March, 1999 No Data No Data No Data No Data No Data No Data No Data No Data No Data No Data No Data No Data No Data No Data No Data No Data No Data No Data
04 April, 1999 3.70 8.06 No Data 8.01 No Data No Data 32.5 50.0 0.10 0.00* 0.07 0.00* No Data 1 96 No Data 0.1 No Data
05 May, 1999 3.50 8.24 241 8.60 No Data No Data 45.0 75.0 No Data 0.00* 0.06 0.00* No Data 2 118 No Data 0.0* No Data
06 June, 1999 11.50 7.36 66 7.71 No Data No Data 12.6 20.0 0.00* 0.00* 0.06 0.00* No Data 2 36 No Data 0.0* No Data
07 July, 1999 11.50 8.09 26 7.58 No Data No Data 11.2 20.0 0.00* 0.00* 0.09 0.00* No Data 0* 112 No Data 0.0* No Data
08 August, 1999 13.50 7.82 37 7.44 No Data No Data 15.8 20.0 0.00* 0.12 0.08 0.03 No Data 2 50 No Data 0.0* No Data
09 September, 1999 8.00 No Data 71 8.05 No Data 3.20 33.4 50.0 0.00* 0.10 0.07 0.00* No Data 0* 84 No Data 0.0* No Data
10 October, 1999 6.80 No Data 91 7.80 No Data 7.98 33.4 40.0 0.10 0.05* 0.25 0.07 No Data 18 38 No Data 0.0* No Data
11 November, 1999 2.90 12.12 61 8.28 No Data 4.70 30.2 40.0 0.10 0.03* 0.14 0.07 No Data 2 40 No Data 0.0* No Data
12 December, 1999 0.40 8.61 30 7.81 No Data No Data 30.1 50.0 0.30 0.07* 0.05 0.00* No Data 1 60 No Data 0.0* No Data
* indicates measured value below analysis detection limit listed below:
Lower Detection Limit 0.0  1.0NA    1.00.10.10.10.030.0320.0110.010.001 

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.

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