City of Boulder Storm Water Quality Program
Boulder Creek Watershed
Water Quality Data Time Series for 1999
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
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%
-
01 January, 1999 6.20 10.40 296 8.07 4.77 No Data 100.0 105.0 3.70 0.61 0.81 0.75 No Data 6 158 No Data 0.1 No Data
02 February, 1999 7.20 8.91 346 8.29 5.34 No Data 98.8 160.0 4.80 0.42 1.13 1.01 No Data 10 294 No Data 0.2 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 18.40 6.80 No Data 7.84 9.32 No Data 129.2 220.0 6.40 3.77 1.04 1.79 No Data 10 426 No Data 0.7 No Data
05 May, 1999 11.70 6.91 598 7.62 5.96 No Data 87.0 150.0 No Data 1.51 0.48 0.36 No Data 9 222 No Data 0.1 No Data
06 June, 1999 15.70 5.70 148 6.98 4.33 No Data 34.2 45.0 0.80 0.35 0.18 0.10 No Data 17 80 No Data 0.1 No Data
07 July, 1999 29.00 13.00 436 8.48 4.69 No Data 115.3 160.0 1.30 0.00* 0.38 0.23 No Data 0* 292 No Data 0.1 No Data
08 August, 1999 21.10 6.25 250 7.30 4.81 No Data 68.4 95.0 1.70 0.57 0.35 0.26 No Data 11 184 No Data 0.2 No Data
09 September, 1999 19.60 No Data 370 8.67 4.84 No Data 102.4 170.0 3.70 0.00* 0.70 0.54 No Data 2 292 No Data 0.3 No Data
10 October, 1999 16.80 9.31 417 7.88 7.19 No Data 120.3 170.0 4.30 2.58 1.03 0.60 No Data 16 312 No Data 0.5 No Data
11 November, 1999 13.00 12.41 311 8.27 5.06 65.63 76.6 140.0 5.30 0.19 0.94 0.83 No Data 4 240 No Data 0.1 No Data
12 December, 1999 5.00 7.50 122 8.38 6.02 No Data 83.2 150.0 5.70 1.34 1.24 1.04 No Data 7 266 No Data 0.1 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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