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City of Boulder Drinking Water Quality Program |
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Boulder Creek Watershed
Water Quality Data Time Series for 1998
North Boulder Creek diversion to Lakewood |
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 diversion to Lakewood
- Name: NBC-Lw
- Type: Composite
- Frequency: Monthly
- Longitude: 105 ° W 30'
- Latitude: 39 ° N 59'
- Elevation: 8240 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 |
0.30 |
10.85 |
48 |
7.37 |
1.25 |
No Data |
20.1 |
17.7 |
0.08* |
No Data |
0.01* |
0.00* |
4* |
1 |
No Data |
1.12 |
No Data |
No Data |
| 02 |
February, 1998 |
1.10 |
No Data |
36 |
7.39 |
1.43 |
No Data |
15.5 |
14.3 |
0.06* |
No Data |
0.01* |
0.00* |
0* |
0* |
No Data |
0.93 |
No Data |
No Data |
| 03 |
March, 1998 |
0.05 |
10.62 |
41 |
7.47 |
1.29 |
No Data |
17.3 |
15.1 |
0.06* |
No Data |
0.01* |
0.00* |
0* |
0* |
No Data |
1.10 |
No Data |
No Data |
| 04 |
April, 1998 |
2.72 |
9.80 |
49 |
7.49 |
2.39 |
No Data |
20.4 |
18.1 |
0.03* |
No Data |
0.01* |
0.00* |
0* |
1 |
No Data |
2.40 |
No Data |
No Data |
| 05 |
May, 1998 |
5.29 |
9.50 |
40 |
7.52 |
4.90 |
No Data |
15.8 |
14.9 |
0.00* |
No Data |
0.01* |
0.00* |
0* |
4 |
No Data |
3.51 |
No Data |
No Data |
| 06 |
June, 1998 |
7.44 |
9.15 |
31 |
7.63 |
5.49 |
No Data |
12.7 |
12.0 |
0.00* |
No Data |
0.01* |
0.00* |
1* |
4 |
No Data |
2.04 |
No Data |
No Data |
| 07 |
July, 1998 |
12.72 |
7.90 |
22 |
7.56 |
2.75 |
No Data |
9.1 |
8.1 |
0.05* |
No Data |
0.01* |
0.00* |
3* |
5 |
No Data |
1.04 |
No Data |
No Data |
| 08 |
August, 1998 |
13.05 |
7.84 |
24 |
7.52 |
2.79 |
No Data |
10.4 |
9.4 |
0.06* |
No Data |
0.01* |
0.00* |
No Data |
2 |
No Data |
1.70 |
No Data |
No Data |
| 09 |
September, 1998 |
13.34 |
7.74 |
24 |
7.69 |
1.88 |
No Data |
11.7 |
8.9 |
0.03* |
No Data |
0.01* |
0.00* |
2* |
1 |
No Data |
1.29 |
No Data |
No Data |
| 10 |
October, 1998 |
4.72 |
9.27 |
25 |
7.67 |
1.97 |
No Data |
11.0 |
10.8 |
0.06* |
No Data |
0.01* |
0.00* |
0* |
2 |
No Data |
0.77 |
No Data |
No Data |
| 11 |
November, 1998 |
0.05 |
8.54 |
41 |
6.87 |
1.55 |
No Data |
19.1 |
17.0 |
0.05* |
No Data |
0.01* |
0.00* |
0* |
1 |
No Data |
2.00 |
No Data |
No Data |
| 12 |
December, 1998 |
0.06 |
10.20 |
43 |
7.24 |
1.39 |
No Data |
17.8 |
17.0 |
0.09* |
No Data |
0.01* |
0.00* |
0* |
0* |
No Data |
0.67 |
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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