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City of Boulder Storm Water Quality Program |
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Boulder Creek Watershed
Water Quality Data Time Series for 2002 Boulder Creek at 75th St |
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: Boulder Creek at 75th St
- Name: BC-75
- Type: Composite
- Frequency: Monthly
- Longitude: 105 ° W 10'
- Latitude: 40 ° N 30'
- Elevation: 5105 feet asl
- Site photo
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Downstream Site: Boulder Creek above Dry Creek |
Upstream Site: Boulder Creek above WW Plant |
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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, 2002 |
12.80 |
7.62 |
660 |
6.96 |
11.30 |
No Data |
87.0 |
No Data |
13.00 |
7.50 |
2.13 |
2.52 |
< 20* |
10 |
402 |
1.50 |
0.6 |
87.00 |
02 |
February, 2002 |
13.00 |
7.45 |
578 |
6.93 |
9.89 |
No Data |
73.0 |
No Data |
10.70 |
2.90 |
2.53 |
1.50 |
< 20* |
9 |
392 |
2.65 |
0.3 |
84.20 |
03 |
March, 2002 |
14.30 |
No Data |
153 |
7.26 |
11.00 |
No Data |
106.0 |
No Data |
10.10 |
11.90 |
3.08 |
3.24 |
20 |
7 |
434 |
3.17 |
0.5 |
No Data |
04 |
April, 2002 |
15.70 |
8.86 |
635 |
7.09 |
10.00 |
No Data |
74.0 |
No Data |
12.50 |
5.50 |
3.09 |
2.75 |
130 |
8 |
412 |
No Data |
0.6 |
108.20 |
05 |
May, 2002 |
15.20 |
9.37 |
94 |
7.35 |
No Data |
No Data |
67.0 |
No Data |
6.30 |
1.00 |
2.36 |
1.30 |
50 |
9 |
292 |
8.70 |
0.2 |
112.90 |
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 |
8.10 |
389 |
7.29 |
7.67 |
No Data |
76.0 |
No Data |
5.10 |
3.90 |
1.37 |
1.19 |
330 |
6 |
240 |
12.00 |
0.4 |
116.30 |
08 |
August, 2002 |
23.40 |
9.70 |
383 |
7.12 |
6.33 |
No Data |
62.0 |
No Data |
6.00 |
2.40 |
1.02 |
1.27 |
3500 |
7 |
308 |
No Data |
0.2 |
148.40 |
09 |
September, 2002 |
20.70 |
9.69 |
429 |
6.91 |
No Data |
No Data |
77.0 |
No Data |
7.40 |
6.00 |
1.84 |
1.23 |
9400 |
13 |
284 |
13.00 |
0.5 |
131.20 |
10 |
October, 2002 |
19.60 |
6.88 |
489 |
7.19 |
No Data |
No Data |
78.0 |
No Data |
10.70 |
6.30 |
No Data |
1.29 |
130 |
10 |
344 |
8.33 |
0.9 |
92.50 |
11 |
November, 2002 |
15.90 |
6.74 |
511 |
6.98 |
9.36 |
No Data |
68.0 |
No Data |
12.10 |
2.90 |
2.65 |
2.30 |
110 |
12 |
382 |
2.04 |
0.4 |
80.50 |
12 |
December, 2002 |
15.30 |
12.31 |
574 |
7.02 |
No Data |
No Data |
97.0 |
No Data |
13.50 |
8.20 |
2.79 |
2.47 |
< 20* |
6 |
0* |
8.65 |
0.5 |
149.60 |
* 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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