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City of Boulder Storm Water Quality Program |
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Boulder Creek Watershed
Water Quality Data Time Series for 1999 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, 1999 |
0.70 |
9.50 |
65 |
7.20 |
No Data |
No Data |
31.6 |
60.0 |
0.10 |
0.00* |
0.12 |
0.07 |
No Data |
1 |
32 |
No Data |
0.0* |
No Data |
02 |
February, 1999 |
1.10 |
7.80 |
82 |
7.24 |
No Data |
No Data |
35.6 |
50.0 |
0.30 |
0.04* |
0.36 |
0.33 |
No Data |
1 |
52 |
No Data |
0.0* |
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 |
3.70 |
8.06 |
No Data |
8.01 |
No Data |
No Data |
32.5 |
50.0 |
0.10 |
0.00* |
0.07 |
0.00* |
No Data |
1 |
96 |
No Data |
0.1 |
No Data |
05 |
May, 1999 |
3.50 |
8.24 |
241 |
8.60 |
No Data |
No Data |
45.0 |
75.0 |
No Data |
0.00* |
0.06 |
0.00* |
No Data |
2 |
118 |
No Data |
0.0* |
No Data |
06 |
June, 1999 |
11.50 |
7.36 |
66 |
7.71 |
No Data |
No Data |
12.6 |
20.0 |
0.00* |
0.00* |
0.06 |
0.00* |
No Data |
2 |
36 |
No Data |
0.0* |
No Data |
07 |
July, 1999 |
11.50 |
8.09 |
26 |
7.58 |
No Data |
No Data |
11.2 |
20.0 |
0.00* |
0.00* |
0.09 |
0.00* |
No Data |
0* |
112 |
No Data |
0.0* |
No Data |
08 |
August, 1999 |
13.50 |
7.82 |
37 |
7.44 |
No Data |
No Data |
15.8 |
20.0 |
0.00* |
0.12 |
0.08 |
0.03 |
No Data |
2 |
50 |
No Data |
0.0* |
No Data |
09 |
September, 1999 |
8.00 |
No Data |
71 |
8.05 |
No Data |
3.20 |
33.4 |
50.0 |
0.00* |
0.10 |
0.07 |
0.00* |
No Data |
0* |
84 |
No Data |
0.0* |
No Data |
10 |
October, 1999 |
6.80 |
No Data |
91 |
7.80 |
No Data |
7.98 |
33.4 |
40.0 |
0.10 |
0.05* |
0.25 |
0.07 |
No Data |
18 |
38 |
No Data |
0.0* |
No Data |
11 |
November, 1999 |
2.90 |
12.12 |
61 |
8.28 |
No Data |
4.70 |
30.2 |
40.0 |
0.10 |
0.03* |
0.14 |
0.07 |
No Data |
2 |
40 |
No Data |
0.0* |
No Data |
12 |
December, 1999 |
0.40 |
8.61 |
30 |
7.81 |
No Data |
No Data |
30.1 |
50.0 |
0.30 |
0.07* |
0.05 |
0.00* |
No Data |
1 |
60 |
No Data |
0.0* |
No Data |
* 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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