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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
Boulder Creek above WW Plant |
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: Boulder Creek above WW Plant
- Name: BC-aWWTP
- Type: Composite
- Frequency: Monthly
- Longitude: 105 ° W 11'
- Latitude: 40 ° N 30'
- Elevation: 5125 feet asl
- Site photo
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| Downstream Site: Boulder Creek at 75th St |
| Upstream Site: Boulder Creek at 61st St. |
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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 |
0.20 |
10.45 |
No Data |
7.21 |
1.94 |
No Data |
52.0 |
No Data |
< 0.10* |
< 0.10* |
0.06 |
0.05 |
20 |
1 |
132 |
No Data |
< 0.0* |
No Data |
| 02 |
February, 2001 |
< 0.10* |
10.68 |
No Data |
7.79 |
2.50 |
No Data |
106.0 |
No Data |
0.20 |
< 0.10* |
0.03 |
< 0.03* |
< 20* |
3 |
252 |
1.12 |
0.0* |
87.80 |
| 03 |
March, 2001 |
6.30 |
9.96 |
No Data |
8.08 |
3.79 |
No Data |
146.0 |
No Data |
0.10 |
< 0.10* |
0.09 |
< 0.03* |
< 20* |
3 |
430 |
3.40 |
< 0.0* |
91.40 |
| 04 |
April, 2001 |
9.00 |
9.50 |
489 |
8.22 |
3.53 |
No Data |
123.0 |
No Data |
< 0.10* |
< 0.10* |
0.13 |
< 0.03* |
40 |
5 |
302 |
2.80 |
< 0.0* |
11.40 |
| 05 |
May, 2001 |
10.30 |
12.04 |
202 |
7.90 |
5.27 |
No Data |
60.0 |
No Data |
0.30 |
< 0.10* |
0.06 |
0.12 |
170 |
12 |
178 |
5.50 |
< 0.0* |
130.40 |
| 06 |
June, 2001 |
14.40 |
8.97 |
69 |
7.40 |
3.40 |
No Data |
25.0 |
No Data |
< 0.10* |
< 0.10* |
< 0.02* |
0.00* |
200 |
12 |
70 |
3.60 |
< 0.0* |
107.00 |
| 07 |
July, 2001 |
20.50 |
8.38 |
162 |
7.81 |
3.62 |
No Data |
43.0 |
No Data |
< 0.10* |
< 0.10* |
0.10 |
0.03 |
790 |
15 |
220 |
3.55 |
0.0* |
110.50 |
| 08 |
August, 2001 |
22.30 |
7.12 |
225 |
8.05 |
3.29 |
No Data |
63.0 |
No Data |
0.42 |
< 0.10* |
0.17 |
0.05 |
110 |
16 |
174 |
21.10 |
< 0.0* |
95.50 |
| 09 |
September, 2001 |
15.40 |
13.78 |
248 |
8.15 |
2.42 |
No Data |
77.0 |
No Data |
< 0.10* |
< 0.10* |
< 0.02* |
0.06 |
< 20* |
4 |
148 |
1.52 |
< 0.0* |
166.70 |
| 10 |
October, 2001 |
13.80 |
7.90 |
315 |
8.43 |
3.33 |
No Data |
98.0 |
No Data |
< 0.10* |
< 0.10* |
0.05 |
< 0.03* |
40 |
3 |
198 |
No Data |
< 0.0* |
93.10 |
| 11 |
November, 2001 |
8.50 |
11.10 |
377 |
7.85 |
3.26 |
No Data |
117.0 |
No Data |
< 0.10* |
< 0.10* |
0.08 |
< 0.03* |
50 |
1 |
No Data |
0.20 |
< 0.0* |
114.00 |
| 12 |
December, 2001 |
0.60 |
15.62 |
348 |
7.97 |
2.50 |
No Data |
103.0 |
No Data |
0.30 |
< 0.10* |
< 0.02* |
< 0.03* |
20 |
2 |
212 |
0.96 |
< 0.0* |
128.30 |
| * 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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