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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
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, 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 |
0.30 |
11.02 |
No Data |
7.19 |
1.58 |
No Data |
36.0 |
40.0 |
0.20 |
< 0.10* |
0.09 |
< 0.03* |
< 20* |
1 |
88 |
0.81 |
< 0.0* |
98.20 |
| 04 |
April, 2001 |
2.00 |
9.93 |
147 |
7.50 |
2.02 |
No Data |
46.0 |
59.0 |
0.21 |
< 0.10* |
0.05 |
< 0.03* |
< 20* |
1 |
96 |
0.63 |
< 0.0* |
95.80 |
| 05 |
May, 2001 |
5.10 |
13.40 |
66 |
7.73 |
6.07 |
No Data |
30.0 |
41.0 |
0.30 |
0.10 |
0.15 |
0.11 |
20 |
9 |
82 |
6.83 |
< 0.0* |
132.80 |
| 06 |
June, 2001 |
9.10 |
13.28 |
21 |
6.79 |
2.78 |
No Data |
11.0 |
14.0 |
0.10 |
0.10 |
0.10 |
0.07 |
20 |
5 |
48 |
2.00 |
< 0.0* |
161.00 |
| 07 |
July, 2001 |
14.50 |
7.99 |
22 |
7.54 |
3.11 |
No Data |
11.0 |
12.0 |
< 0.10* |
< 0.10* |
0.03 |
0.03 |
90 |
10 |
16 |
2.86 |
< 0.0* |
101.30 |
| 08 |
August, 2001 |
15.70 |
8.06 |
44 |
7.05 |
2.01 |
No Data |
16.0 |
19.0 |
< 0.10* |
0.10 |
0.03 |
0.06 |
< 20* |
2 |
52 |
1.87 |
< 0.0* |
106.20 |
| 09 |
September, 2001 |
7.90 |
13.66 |
58 |
7.87 |
1.97 |
No Data |
23.0 |
30.0 |
< 0.10* |
0.10 |
0.06 |
0.13 |
20 |
2 |
38 |
0.75 |
< 0.0* |
143.00 |
| 10 |
October, 2001 |
7.20 |
7.10 |
74 |
7.86 |
1.96 |
No Data |
29.0 |
32.0 |
0.11 |
< 0.10* |
0.02* |
0.06 |
< 20* |
4 |
64 |
No Data |
< 0.0* |
75.00 |
| 11 |
November, 2001 |
2.90 |
12.29 |
64 |
7.09 |
1.90 |
No Data |
24.0 |
32.0 |
< 0.10* |
< 0.10* |
0.13 |
0.06 |
< 20* |
1 |
38 |
0.31 |
< 0.0* |
115.70 |
| 12 |
December, 2001 |
0.10 |
12.01 |
9 |
6.97 |
2.04 |
No Data |
34.0 |
40.0 |
0.30 |
0.20 |
0.05 |
0.12 |
< 20* |
2 |
72 |
0.68 |
< 0.0* |
106.70 |
| * 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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