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City of Boulder Storm Water Quality Program |
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Boulder Creek Watershed
Water Quality Data Time Series for 2003
North Boulder Creek at Boulder Falls |
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: North Boulder Creek at Boulder Falls
- Name: NBC-FALLS
- Type: Composite
- Frequency: Monthly
- Longitude: 105 ° W 24'
- Latitude: 40 ° N 35'
- Elevation: 6880 feet asl
- Site photo
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| Downstream Site: Boulder Creek at Orodell |
| Upstream Site: North Boulder Creek diversion to Lakewood |
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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, 2003 |
0.70 |
13.76 |
47 |
6.99 |
No Data |
No Data |
25.0 |
9.0 |
0.30 |
< 0.10* |
0.04 |
0.19 |
< 20* |
1 |
52 |
2.27 |
0.0* |
119.00 |
| 02 |
February, 2003 |
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, 2003 |
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, 2003 |
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 |
| 05 |
May, 2003 |
3.70 |
9.62 |
44 |
6.73 |
No Data |
No Data |
23.0 |
32.0 |
< 0.10* |
< 0.10* |
0.64 |
0.06 |
No Data |
5 |
82 |
8.39 |
< 0.0* |
90.00 |
| 06 |
June, 2003 |
9.90 |
7.54 |
22 |
6.71 |
No Data |
No Data |
10.0 |
18.0 |
< 0.10* |
< 0.10* |
0.17 |
0.05 |
No Data |
5 |
42 |
3.68 |
< 0.0* |
88.10 |
| 07 |
July, 2003 |
12.50 |
10.72 |
24 |
No Data |
No Data |
No Data |
12.0 |
16.0 |
0.30 |
< 0.10* |
< 0.02* |
< 0.03* |
No Data |
4 |
24 |
2.23 |
0.0* |
109.20 |
| 08 |
August, 2003 |
13.80 |
8.58 |
37 |
5.82 |
No Data |
No Data |
18.0 |
18.0 |
0.10 |
< 0.10* |
0.08 |
< 0.03* |
No Data |
2 |
34 |
2.42 |
< 0.0* |
113.20 |
| 09 |
September, 2003 |
No Data |
No Data |
No Data |
No Data |
No Data |
No Data |
14.0 |
18.0 |
< 0.10* |
0.20 |
0.04 |
< 0.03* |
No Data |
9 |
36 |
5.53 |
< 0.0* |
No Data |
| 10 |
October, 2003 |
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 |
| 11 |
November, 2003 |
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 |
| 12 |
December, 2003 |
0.90 |
12.00 |
60 |
6.82 |
No Data |
No Data |
34.0 |
46.0 |
No Data |
< 0.10* |
0.05 |
0.32 |
No Data |
1 |
90 |
1.30 |
< 0.0* |
109.10 |
| * indicates measured value below analysis detection limit listed below: |
|---|
| 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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