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City of Boulder Storm Water Quality Program |
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Boulder Creek Watershed
Water Quality Data Time Series for 2001 Middle Boulder Creek Above North Boulder Creek Confluence |
Preliminary Data - subject to revision
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Indicates no data available | Indicates data exceeds plot scale. |
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Monitoring site information: |
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- Location: Middle Boulder Creek Above North Boulder Creek Confluence
- Name: BC-aNBC
- Type: Composite
- Frequency: Monthly
- Longitude: 105 ° W 24'
- Latitude: 40 ° N 20'
- Elevation: 6880 feet asl
- Site photo
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Downstream Site: North Boulder Creek at Boulder Falls |
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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, 2001 |
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 |
02 |
February, 2001 |
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 |
03 |
March, 2001 |
0.70 |
10.17 |
No Data |
7.16 |
1.84 |
No Data |
29.0 |
53.0 |
0.50 |
< 0.10* |
0.13 |
< 0.03* |
< 20* |
1 |
108 |
0.40 |
< 0.0* |
98.90 |
04 |
April, 2001 |
2.60 |
9.78 |
120 |
7.40 |
1.72 |
No Data |
25.0 |
40.0 |
0.52 |
0.10 |
0.06 |
< 0.03* |
< 20* |
0* |
76 |
0.69 |
< 0.0* |
94.30 |
05 |
May, 2001 |
5.00 |
10.96 |
130 |
7.74 |
6.23 |
No Data |
31.0 |
56.0 |
0.90 |
0.10 |
0.08 |
0.04 |
80 |
1 |
124 |
1.04 |
< 0.0* |
100.30 |
06 |
June, 2001 |
11.10 |
14.58 |
287 |
7.18 |
3.52 |
No Data |
12.0 |
18.0 |
0.10 |
0.10 |
0.06 |
0.00* |
< 20* |
5 |
48 |
2.70 |
< 0.0* |
153.70 |
07 |
July, 2001 |
14.80 |
7.45 |
290 |
8.17 |
2.37 |
No Data |
13.0 |
15.0 |
0.70 |
< 0.10* |
No Data |
0.02* |
20 |
3 |
22 |
1.54 |
< 0.0* |
95.20 |
08 |
August, 2001 |
11.10 |
14.58 |
29 |
7.18 |
1.81 |
No Data |
15.0 |
18.0 |
< 0.10* |
< 0.10* |
0.03 |
0.04 |
< 20* |
5 |
50 |
1.22 |
< 0.0* |
153.70 |
09 |
September, 2001 |
8.60 |
13.75 |
54 |
7.15 |
1.87 |
No Data |
17.0 |
29.0 |
< 0.10* |
0.10 |
< 0.02* |
0.11 |
< 20* |
2 |
34 |
0.05 |
< 0.0* |
144.00 |
10 |
October, 2001 |
8.00 |
7.30 |
58 |
7.62 |
2.20 |
No Data |
18.0 |
27.0 |
0.21 |
0.10 |
0.04 |
< 0.03* |
< 20* |
2 |
52 |
No Data |
< 0.0* |
79.70 |
11 |
November, 2001 |
2.80 |
11.35 |
59 |
7.01 |
2.32 |
No Data |
18.0 |
31.0 |
< 0.10* |
< 0.10* |
0.07 |
0.16 |
< 20* |
1 |
32 |
0.64 |
< 0.0* |
110.10 |
12 |
December, 2001 |
0.10 |
9.99 |
10 |
6.97 |
1.30 |
No Data |
20.0 |
31.0 |
0.50 |
< 0.10* |
0.25 |
< 0.03* |
< 20* |
2 |
46 |
0.68 |
< 0.0* |
92.20 |
* indicates measured value below analysis detection limit listed below: |
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Lower Detection Limit |
0.0 | | 1.0 | NA | | | 1.0 | 0.1 | 0.1 | 0.1 | 0.03 | 0.03 | 20.0 | 1 | 1 | 0.01 | 0.001 | |
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Preliminary Data - subject to revision
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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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