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City of Boulder Storm Water Quality Program |
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Boulder Creek Watershed
Water Quality Data Time Series for 2003
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, 2003 |
1.90 |
13.76 |
387 |
7.95 |
2.28 |
No Data |
152.0 |
No Data |
0.20 |
0.10 |
< 0.02* |
< 0.03* |
< 20* |
4 |
390 |
4.36 |
0.0* |
134.90 |
| 02 |
February, 2003 |
0.90 |
No Data |
389 |
7.89 |
2.56 |
No Data |
148.0 |
No Data |
< 0.10* |
< 0.10* |
0.04 |
< 0.03* |
No Data |
6 |
414 |
21.70 |
< 0.0* |
No Data |
| 03 |
March, 2003 |
8.40 |
14.99 |
466 |
8.36 |
4.41 |
No Data |
129.0 |
No Data |
< 0.10* |
< 0.10* |
< 0.02* |
< 0.03* |
No Data |
7 |
406 |
4.73 |
< 0.0* |
154.60 |
| 04 |
April, 2003 |
4.80 |
12.28 |
307 |
8.39 |
4.01 |
No Data |
90.0 |
No Data |
0.10 |
< 0.10* |
0.10 |
< 0.03* |
No Data |
3 |
316 |
7.47 |
0.0* |
113.90 |
| 05 |
May, 2003 |
9.90 |
9.40 |
189 |
7.90 |
5.10 |
No Data |
67.0 |
No Data |
< 0.10* |
< 0.10* |
< 0.02* |
0.03 |
No Data |
8 |
176 |
8.79 |
0.0* |
99.40 |
| 06 |
June, 2003 |
13.20 |
9.59 |
76 |
6.83 |
3.84 |
No Data |
27.0 |
No Data |
< 0.10* |
0.10 |
0.06 |
0.00* |
No Data |
10 |
90 |
5.71 |
< 0.0* |
115.00 |
| 07 |
July, 2003 |
18.80 |
7.15 |
150 |
No Data |
3.43 |
No Data |
45.0 |
No Data |
0.40 |
< 0.10* |
0.10 |
0.04 |
No Data |
8 |
106 |
4.14 |
0.0* |
92.10 |
| 08 |
August, 2003 |
23.80 |
10.01 |
270 |
7.81 |
No Data |
No Data |
73.0 |
No Data |
< 0.10* |
< 0.10* |
< 0.02* |
0.22 |
No Data |
11 |
206 |
7.75 |
0.0* |
147.00 |
| 09 |
September, 2003 |
No Data |
No Data |
No Data |
No Data |
No Data |
No Data |
54.0 |
No Data |
0.10 |
< 0.10* |
0.03 |
< 0.03* |
No Data |
9 |
130 |
4.76 |
0.0* |
No Data |
| 10 |
October, 2003 |
10.90 |
9.77 |
295 |
7.50 |
No Data |
No Data |
109.0 |
No Data |
< 0.10* |
< 0.10* |
0.04 |
0.03 |
No Data |
3 |
240 |
2.37 |
< 0.0* |
103.40 |
| 11 |
November, 2003 |
1.30 |
10.89 |
222 |
7.81 |
No Data |
No Data |
102.0 |
No Data |
< 0.30* |
< 0.10* |
0.03 |
0.03 |
No Data |
2 |
232 |
2.80 |
0.0* |
99.70 |
| 12 |
December, 2003 |
2.60 |
14.52 |
344 |
7.91 |
2.84 |
No Data |
141.0 |
No Data |
No Data |
< 0.10* |
0.04 |
< 0.03* |
No Data |
4 |
392 |
2.89 |
0.0* |
131.50 |
| * 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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