City of Boulder Storm Water Quality Program
Boulder Creek Watershed
Water Quality Data Time Series for 2004
Boulder Creek at 107th St
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
SampleDate 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-107 Map
BC-107 Photo
  • Location: Boulder Creek at 107th St
  • Name: BC-107
  • Type: Composite
  • Frequency: Monthly
  • Longitude: 105 ° W 61'
  • Latitude: 40 ° N 35'
  • Elevation: 5010 feet asl
  • Site photo
Downstream Site: Boulder Creek Above Coal Creek
Upstream Site: Boulder Creek at 95th St
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%
-		 SampleDate
01 January, 2004 7.20 13.65 631 7.69 No Data No Data 129.0 190.0 No Data 5.60 1.85 1.31 No Data 12 424 6.78 0.2 133.40 No Data
02 February, 2004 6.40 12.08 8 8.51 No Data No Data 140.0 224.0 No Data 4.90 2.49 1.47 No Data 10 472 7.43 0.2 117.50 No Data
03 March, 2004 13.90 12.55 635 8.87 6.82 No Data 108.0 238.0 No Data 0.70 1.58 1.61 No Data 10 398 9.74 0.3 144.80 No Data
04 April, 2004 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 No Data
05 May, 2004 19.00 9.79 336 9.10 No Data No Data 167.0 238.0 No Data < 0.10* 0.22 0.14 170 5 356 6.37 0.0* 128.30 No Data
06 June, 2004 16.40 9.18 260 7.97 No Data No Data 203.0 262.0 No Data < 0.10* 0.11 0.11 70 4 424 2.35 0.0* 112.50 No Data
07 July, 2004 23.80 11.23 330 9.10 No Data No Data 84.0 124.0 No Data 0.22 0.47 0.51 700 31 254 15.00 0.2 156.90 No Data
08 August, 2004 20.70 11.98 537 8.62 No Data No Data 170.7 240.0 No Data < 0.10* 0.39 0.50 No Data 3 378 3.91 0.1 160.00 No Data
09 September, 2004 16.50 10.93 366 8.31 No Data No Data 116.0 162.0 No Data No Data 0.45 0.39 790 7 296 5.05 0.1 133.40 No Data
10 October, 2004 14.60 11.81 526 8.31 No Data No Data 101.7 210.0 No Data 0.70 0.54 0.52 20 15 308 5.45 0.1 140.40 No Data
11 November, 2004 11.60 9.15 709 8.19 No Data No Data 113.8 194.0 No Data 0.90 1.36 1.68 < 20* 5 354 3.56 0.3 100.10 No Data
12 December, 2004 5.60 13.11 102 8.20 No Data No Data 144.0 234.0 No Data 0.30 0.72 0.70 110 23 364 15.80 0.0* 125.10 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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Last Page Update - Tuesday December 27, 2005
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