City of Boulder Storm Water Quality Program
Boulder Creek Watershed
Water Quality Data Time Series for 2002
Boulder Creek at 61st 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
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-61 Map
BC-61 Photo
  • Location: Boulder Creek at 61st St.
  • Name: BC-61
  • Type: Composite
  • Frequency: Monthly
  • Longitude: 105 ° W 12'
  • Latitude: 40 ° N 22'
  • Elevation: 5160 feet asl
  • Site photo
Downstream Site: Boulder Creek above WW Plant
Upstream Site: Boulder Creek at Eben G. Fine Park

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 2.70 14.56 370 7.87 2.33 No Data 102.0 139.0 0.20 < 0.10* < 0.02* 0.04 50 7 194 0.17 < 0.0* 132.20
02 February, 2002 1.50 9.31 366 7.86 2.21 No Data No Data No Data No Data No Data No Data No Data No Data No Data No Data No Data No Data 78.60
03 March, 2002 6.00 10.95 106 8.01 3.88 No Data 109.0 172.0 < 0.10* < 0.10* 0.04 0.07 < 20* 7 316 1.04 < 0.0* 109.40
04 April, 2002 11.00 11.68 303 8.32 2.73 No Data 70.0 108.0 < 0.10* < 0.10* 0.02* < 0.03* < 20* 3 192 2.40 0.0* 132.10
05 May, 2002 12.40 9.22 98 8.29 3.69 No Data 119.0 84.0 0.20 < 0.10* 0.03 < 0.03* 490 5 292 2.40 0.2 105.10
06 June, 2002 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
07 July, 2002 23.10 9.72 241 8.51 2.97 No Data 72.0 92.0 < 0.10* < 0.10* < 0.02* < 0.03* 170 7 148 4.90 0.0* 135.50
08 August, 2002 20.10 6.70 187 7.49 2.61 16.56 55.0 72.0 < 0.10* 0.10 0.02* 0.06 2400 8 128 No Data < 0.0* 90.10
09 September, 2002 17.60 8.55 301 7.23 5.47 No Data 73.0 106.0 0.20 0.20 0.08 0.06 160000 24 244 15.00 < 0.0* 108.40
10 October, 2002 11.60 10.56 192 8.48 No Data No Data 71.0 94.0 < 0.10* < 0.10* 0.09 < 0.03* 230 15 168 8.00 < 0.0* 118.10
11 November, 2002 4.40 10.19 304 7.89 3.96 No Data 120.0 176.0 < 0.10* < 0.10* 0.04 < 0.03* < 20* 11 100 2.59 0.0* 94.40
12 December, 2002 1.80 14.28 387 7.68 No Data No Data 144.0 232.0 0.20 < 0.10* 0.11 < 0.03* 80 3 0* 4.34 0.0* 124.50
* 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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