City of Boulder Storm Water Quality Program
Boulder Creek Watershed
Water Quality Data Time Series for 2008
Boulder Creek Above Coal Creek
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
TKN Plot
EstTDS Plot
NO3 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-aCC Map
BC-aCC Photo
  • Location: Boulder Creek Above Coal Creek
  • Name: BC-aCC
  • Type: Composite
  • Frequency: Monthly
  • Longitude: 105 ° W 35'
  • Latitude: 40 ° N 48'
  • Elevation: 4955 feet asl
  • Site photo
Downstream Site: Boulder Creek Below Coal Creek
Upstream Site: Boulder Creek at 107th 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
 TKN
 EstTDS
 NO3
01 January, 2008 3.70 9.90 698 8.07 No Data No Data 124.0 No Data No Data 0.10 2.16 1.73 130 13 398 10.40 1.2 93.10 No Data No Data No Data
02 February, 2008 7.70 11.19 593 8.91 No Data No Data 98.0 No Data No Data 0.90 1.70 0.76 < 20* 9 372 6.27 0.2 104.80 No Data No Data No Data
03 March, 2008 11.30 13.95 614 9.96 No Data No Data 111.0 No Data No Data < 0.10* 2.01 1.86 20 10 404 5.23 0.0* 163.60 No Data No Data No Data
04 April, 2008 24.10 10.35 759 9.18 No Data No Data 151.0 No Data No Data < 0.10* 1.52 1.46 < 20* 5 516 3.50 0.1 151.20 No Data No Data No Data
05 May, 2008 20.20 No Data 218 8.41 No Data No Data 46.0 No Data No Data < 0.10* 0.55 0.51 400 68 134 32.50 0.0* No Data No Data No Data No Data
06 June, 2008 21.70 11.10 248 9.56 No Data No Data 64.0 No Data No Data < 0.10* 0.29 0.28 330 6 180 8.36 0.0* 104.00 No Data No Data No Data
07 July, 2008 27.80 9.14 487 9.15 No Data No Data 166.0 No Data No Data < 0.10* 0.69 0.68 80 4 336 2.20 0.0* 154.30 No Data No Data No Data
08 August, 2008 24.10 5.72 308 No Data No Data No Data 90.0 No Data No Data < 0.10* 0.53 0.44 80 14 216 13.10 0.0* 85.20 No Data No Data No Data
09 September, 2008 20.50 10.89 569 9.46 No Data No Data 153.0 No Data No Data < 0.10* 0.80 0.84 50 5 402 3.91 0.0* 146.50 No Data No Data No Data
10 October, 2008 16.30 13.31 560 9.57 No Data No Data No Data No Data No Data < 0.10* 1.40 1.17 50 4 370 2.57 0.0* 164.80 No Data No Data No Data
11 November, 2008 13.20 12.60 568 9.03 No Data No Data 116.0 No Data No Data < 0.10* 1.68 1.66 70 20 398 2.20 0.0* 140.70 No Data No Data No Data
12 December, 2008 No Data No Data No Data No Data No Data No Data 123.0 No Data No Data < 0.10* 2.26 2.22 170 67 436 50.20 0.2 No Data No Data No Data 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         
* indicates measured value exceeds plot scale:
Typical Range Ceiling 301610001012.020025035010102210001001000501.0170       
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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