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City of Boulder Storm Water Quality Program |
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Boulder Creek Watershed
Water Quality Data Time Series for 1998
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, 1998 |
0.20 |
14.20 |
131 |
7.24 |
No Data |
No Data |
33.1 |
50.0 |
0.10 |
0.00* |
0.43 |
0.42 |
No Data |
1 |
82 |
No Data |
0.0* |
No Data |
| 02 |
February, 1998 |
0.30 |
No Data |
138 |
7.11 |
No Data |
No Data |
33.2 |
50.0 |
0.20 |
0.00* |
0.32 |
0.00* |
No Data |
1 |
98 |
No Data |
0.0* |
No Data |
| 03 |
March, 1998 |
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, 1998 |
1.80 |
9.90 |
292 |
7.18 |
No Data |
No Data |
44.8 |
95.0 |
0.00* |
0.00* |
0.05 |
0.03 |
No Data |
1 |
162 |
No Data |
0.0* |
No Data |
| 05 |
May, 1998 |
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 |
| 06 |
June, 1998 |
9.10 |
9.30 |
95 |
7.20 |
No Data |
No Data |
26.9 |
40.0 |
0.00* |
0.00* |
0.08 |
0.03 |
No Data |
2 |
78 |
No Data |
0.0* |
No Data |
| 07 |
July, 1998 |
12.50 |
8.80 |
36 |
7.77 |
No Data |
No Data |
11.2 |
20.0 |
0.00* |
0.00* |
0.05 |
0.00* |
No Data |
1 |
42 |
No Data |
0.0* |
No Data |
| 08 |
August, 1998 |
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 |
| 09 |
September, 1998 |
12.50 |
7.08 |
74 |
6.58 |
No Data |
4.86 |
22.9 |
30.0 |
0.00* |
0.00* |
0.02* |
0.00* |
No Data |
1 |
46 |
No Data |
0.0* |
No Data |
| 10 |
October, 1998 |
6.80 |
8.76 |
50 |
7.09 |
No Data |
3.66 |
24.8 |
40.0 |
0.00* |
0.00* |
0.22 |
0.20 |
No Data |
1 |
28 |
No Data |
0.0* |
No Data |
| 11 |
November, 1998 |
3.30 |
10.00 |
60 |
8.20 |
No Data |
No Data |
28.1 |
45.0 |
0.00* |
0.00* |
0.02* |
0.00* |
No Data |
1 |
56 |
No Data |
0.0* |
No Data |
| 12 |
December, 1998 |
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 |
| * 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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