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City of Boulder Drinking Water Quality Program |
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Boulder Creek Watershed
Water Quality Data Time Series for 1999
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, 1999 |
0.68 |
10.26 |
49 |
7.55 |
1.25 |
No Data |
23.7 |
19.2 |
0.13 |
No Data |
0.01* |
0.00* |
0* |
2 |
No Data |
0.94 |
No Data |
No Data |
| 02 |
February, 1999 |
1.01 |
10.37 |
50 |
7.27 |
1.43 |
No Data |
23.6 |
20.3 |
0.08* |
No Data |
0.01* |
0.00* |
0* |
1 |
No Data |
1.23 |
No Data |
No Data |
| 03 |
March, 1999 |
0.21 |
10.57 |
50 |
7.62 |
1.29 |
No Data |
21.8 |
19.6 |
0.08* |
No Data |
0.01* |
0.00* |
0* |
1 |
No Data |
1.12 |
No Data |
No Data |
| 04 |
April, 1999 |
3.33 |
9.97 |
34 |
7.42 |
2.39 |
12.29 |
13.8 |
15.2 |
0.01* |
No Data |
0.01* |
0.00* |
0* |
2 |
No Data |
1.41 |
No Data |
No Data |
| 05 |
May, 1999 |
2.93 |
9.82 |
48 |
7.74 |
4.90 |
15.51 |
20.4 |
17.9 |
0.10 |
No Data |
0.02* |
0.00* |
0* |
2 |
No Data |
2.71 |
No Data |
No Data |
| 06 |
June, 1999 |
6.80 |
7.45 |
30 |
7.99 |
5.49 |
54.14 |
12.6 |
12.1 |
0.01* |
No Data |
0.02* |
0.00* |
No Data |
7 |
No Data |
3.79 |
No Data |
No Data |
| 07 |
July, 1999 |
12.44 |
7.82 |
22 |
7.49 |
2.75 |
52.02 |
9.6 |
9.4 |
0.03* |
No Data |
0.01* |
0.00* |
0* |
6 |
No Data |
1.78 |
No Data |
No Data |
| 08 |
August, 1999 |
12.51 |
7.85 |
25 |
7.89 |
2.79 |
88.99 |
10.5 |
9.9 |
0.04* |
No Data |
0.01* |
0.00* |
2* |
3 |
No Data |
1.85 |
No Data |
No Data |
| 09 |
September, 1999 |
7.22 |
9.04 |
31 |
7.44 |
1.88 |
31.21 |
13.0 |
12.4 |
0.03* |
No Data |
0.01* |
0.00* |
8* |
1 |
No Data |
1.27 |
No Data |
No Data |
| 10 |
October, 1999 |
5.60 |
9.37 |
36 |
7.33 |
1.97 |
9.54 |
15.1 |
13.8 |
0.02* |
No Data |
No Data |
0.00* |
0* |
2 |
No Data |
1.06 |
No Data |
No Data |
| 11 |
November, 1999 |
2.36 |
10.34 |
38 |
7.29 |
1.55 |
4.88 |
16.4 |
15.2 |
0.03* |
No Data |
0.01* |
0.00* |
5* |
0* |
No Data |
1.20 |
No Data |
No Data |
| 12 |
December, 1999 |
0.07 |
10.38 |
39 |
7.46 |
1.39 |
No Data |
16.6 |
16.4 |
0.02* |
No Data |
0.01* |
0.00* |
0* |
1 |
No Data |
1.07 |
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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