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City of Boulder Storm Water Quality Program |
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Boulder Creek Watershed
Water Quality Data Time Series for 2000
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, 2000 |
0.70 |
6.30 |
61 |
6.45 |
1.74 |
No Data |
43.0 |
45.0 |
< 0.10* |
< 0.10* |
0.12 |
< 0.03* |
No Data |
0* |
70 |
No Data |
< 0.0* |
No Data |
| 02 |
February, 2000 |
0.60 |
10.53 |
62 |
7.10 |
1.71 |
No Data |
44.0 |
60.0 |
0.68 |
0.20 |
0.01* |
< 0.03* |
No Data |
< 1* |
120 |
No Data |
< 0.0* |
No Data |
| 03 |
March, 2000 |
0.40 |
10.34 |
38 |
7.44 |
1.85 |
No Data |
26.0 |
30.0 |
< 0.00* |
< 0.10* |
0.02* |
< 0.03* |
No Data |
5 |
44 |
No Data |
< 0.0* |
No Data |
| 04 |
April, 2000 |
2.50 |
9.34 |
69 |
7.24 |
4.17 |
No Data |
43.0 |
50.0 |
< 0.10* |
< 0.10* |
0.13 |
< 0.03* |
No Data |
6 |
86 |
No Data |
< 0.0* |
No Data |
| 05 |
May, 2000 |
9.70 |
9.86 |
34 |
< 6.85* |
5.64 |
No Data |
22.0 |
35.0 |
< 0.10* |
< 0.10* |
0.06 |
< 0.03* |
No Data |
2 |
64 |
No Data |
< 0.0* |
No Data |
| 06 |
June, 2000 |
9.90 |
No Data |
20 |
7.56 |
2.56 |
96.75 |
11.0 |
10.0 |
< 0.10* |
< 0.10* |
0.05 |
< 0.03* |
< 20* |
5 |
10 |
No Data |
< 0.0* |
No Data |
| 07 |
July, 2000 |
14.30 |
12.41 |
23 |
7.65 |
2.37 |
No Data |
10.3 |
15.0 |
< 0.10* |
0.10 |
< 0.02* |
0.07 |
130 |
7 |
14 |
No Data |
< 0.0* |
No Data |
| 08 |
August, 2000 |
13.30 |
7.83 |
25 |
No Data |
1.63 |
No Data |
17.1 |
70.0 |
< 0.10* |
< 0.10* |
0.12 |
0.03 |
< 20* |
3 |
36 |
No Data |
< 0.0* |
No Data |
| 09 |
September, 2000 |
12.80 |
9.45 |
32 |
7.87 |
1.59 |
No Data |
18.4 |
25.0 |
0.10 |
< 0.10* |
0.02* |
< 0.03* |
< 20* |
4 |
36 |
No Data |
< 0.0* |
No Data |
| 10 |
October, 2000 |
3.30 |
9.66 |
75 |
7.47 |
1.89 |
2.64 |
27.4 |
80.0 |
< 0.10* |
< 0.10* |
0.04 |
< 0.03* |
< 20* |
1 |
82 |
No Data |
< 0.0* |
No Data |
| 11 |
November, 2000 |
0.10 |
10.23 |
No Data |
6.92 |
No Data |
No Data |
27.2 |
46.0 |
0.10 |
< 0.10* |
0.03 |
0.09 |
< 20* |
1 |
60 |
No Data |
< 0.0* |
No Data |
| 12 |
December, 2000 |
0.00 |
9.89 |
No Data |
7.58 |
1.65 |
No Data |
19.1 |
28.0 |
< 0.10* |
< 0.10* |
0.02* |
0.06 |
< 20* |
0* |
24 |
No Data |
< 0.0* |
No Data |
| * 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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