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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 at 75th St |
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 at 75th St
- Name: BC-75
- Type: Composite
- Frequency: Monthly
- Longitude: 105 ° W 10'
- Latitude: 40 ° N 30'
- Elevation: 5105 feet asl
- Site photo
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| Downstream Site: Boulder Creek above Dry Creek |
| Upstream Site: Boulder Creek above WW Plant |
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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 |
10.60 |
8.77 |
No Data |
7.42 |
9.07 |
No Data |
125.0 |
No Data |
4.90 |
11.40 |
2.18 |
1.62 |
20 |
6 |
354 |
No Data |
0.3 |
No Data |
| 02 |
February, 2001 |
11.10 |
7.79 |
No Data |
7.35 |
9.35 |
No Data |
124.0 |
No Data |
7.50 |
10.40 |
0.87 |
0.96 |
80 |
29 |
380 |
2.40 |
0.3 |
87.20 |
| 03 |
March, 2001 |
13.90 |
8.09 |
No Data |
7.40 |
10.80 |
No Data |
163.0 |
No Data |
4.40 |
16.50 |
3.16 |
2.36 |
20 |
6 |
430 |
2.91 |
0.4 |
94.10 |
| 04 |
April, 2001 |
14.40 |
8.73 |
658 |
7.42 |
9.45 |
No Data |
98.0 |
No Data |
10.90 |
6.60 |
2.33 |
2.36 |
110 |
9 |
400 |
3.90 |
0.8 |
105.40 |
| 05 |
May, 2001 |
13.60 |
10.57 |
476 |
7.63 |
7.93 |
No Data |
110.0 |
No Data |
5.10 |
2.90 |
0.91 |
0.91 |
230 |
11 |
358 |
4.10 |
0.4 |
118.30 |
| 06 |
June, 2001 |
16.20 |
8.15 |
247 |
7.21 |
5.61 |
No Data |
51.0 |
No Data |
4.30 |
1.70 |
0.77 |
0.73 |
460 |
9 |
200 |
No Data |
0.2 |
102.50 |
| 07 |
July, 2001 |
20.70 |
8.72 |
841 |
7.26 |
5.75 |
No Data |
62.0 |
No Data |
4.40 |
1.90 |
0.83 |
0.84 |
460 |
13 |
178 |
2.58 |
0.2 |
114.20 |
| 08 |
August, 2001 |
22.40 |
7.66 |
453 |
7.25 |
5.70 |
No Data |
87.0 |
No Data |
5.99 |
3.80 |
1.32 |
1.07 |
260 |
11 |
302 |
12.60 |
0.4 |
106.10 |
| 09 |
September, 2001 |
20.50 |
10.88 |
545 |
7.21 |
6.01 |
No Data |
95.0 |
No Data |
8.70 |
5.10 |
1.81 |
1.76 |
50 |
4 |
346 |
2.93 |
0.6 |
145.90 |
| 10 |
October, 2001 |
19.70 |
6.74 |
590 |
7.46 |
8.74 |
No Data |
103.0 |
No Data |
8.27 |
7.80 |
2.22 |
1.39 |
80 |
4 |
362 |
No Data |
0.6 |
90.30 |
| 11 |
November, 2001 |
16.20 |
8.38 |
561 |
7.00 |
8.73 |
No Data |
78.0 |
No Data |
9.60 |
1.90 |
2.36 |
2.91 |
90 |
9 |
370 |
4.20 |
0.3 |
108.40 |
| 12 |
December, 2001 |
13.60 |
9.04 |
582 |
7.06 |
9.15 |
No Data |
85.0 |
No Data |
11.80 |
7.40 |
4.22 |
2.76 |
130 |
10 |
354 |
2.11 |
0.6 |
107.10 |
| * 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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