City of Boulder Drinking Water Quality Program
Boulder Creek Watershed
Water Quality Data Time Series for 2002
North Boulder Creek diversion to Lakewood

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 Drinking Water Quality Program
Point of Contact: Jim Shelley
Collection and Analysis notes

Monitoring site information:
NBC-Lw Map
NBC-Lw Photo
  • Location: North Boulder Creek diversion to Lakewood
  • Name: NBC-Lw
  • Type: Composite
  • Frequency: Monthly
  • Longitude: 105 ° W 30'
  • Latitude: 39 ° N 59'
  • Elevation: 8240 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, 2002 0.05 10.72 43 7.77 1.30 No Data 19.6 17.8 0.06* No Data 0.01* No Data < 1* 1 26 1.26 No Data 99.03
02 February, 2002 0.04 10.71 50 7.35 1.01 No Data 22.1 19.8 0.08* No Data 0.01* No Data < 1* 0* 31 0.78 No Data 98.93
03 March, 2002 0.05 10.14 39 7.30 2.35 No Data 15.9 14.7 0.04* No Data 0.01* No Data < 1* 2 24 2.36 No Data 95.26
04 April, 2002 3.46 9.76 40 7.43 3.72 5.02 17.0 19.2 0.01* No Data 0.02* No Data < 1* 1 24 1.48 No Data 99.14
05 May, 2002 4.49 9.53 34 7.46 4.00 15.27 15.4 14.6 No Data No Data 0.03 No Data 27 12 20 4.69 No Data 99.22
06 June, 2002 12.00 8.18 29 7.62 2.12 13.32 12.3 11.0 0.00* No Data 0.01* No Data 4* 3 17 1.54 No Data 102.37
07 July, 2002 17.87 7.20 33 7.47 No Data 8.98 14.2 12.8 0.00* No Data 0.01* No Data 35 3 20 1.80 No Data 100.16
08 August, 2002 13.16 8.03 39 7.57 No Data 2.52 17.8 17.3 0.00* No Data 0.01* No Data 54 0* 24 1.11 No Data 102.09
09 September, 2002 10.22 8.41 43 7.60 4.46 10.29 19.4 17.3 0.00* No Data 0.05 No Data 115 20 26 18.60 No Data 99.52
10 October, 2002 4.17 9.58 45 7.47 1.99 2.32 10.3 17.9 0.00* No Data 0.01* No Data 2* 1 28 3.24 No Data 98.45
11 November, 2002 0.11 10.63 47 7.51 1.42 2.87 20.2 17.5 0.05* No Data 0.01* No Data 1* 0* 28 0.98 No Data 97.88
12 December, 2002 0.29 10.69 43 7.74 No Data 7.56 18.3 16.4 0.05* No Data 0.01* No Data 1* 1 26 1.16 No Data 99.33
* 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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