Table 1. Description of National Pollutant Discharge Elimination System surface-water sites, South-Central Texas study area
| Station name: San Pedro Avenue at Olmos Creek | Station name: South Flores Street at Drainage Channel no. 69 | ||||
| Station number: 08177720 | Station number: 08178520 | ||||
| Drainage area: 71 acres | Drainage area: 62.4 acres | ||||
| Land use: 58-percent commercial, 36-percent residential, 5-percent light industrial, and 1-percent nonurban | Land use: 22-percent commercial, 66-percent mixed-density residential, and 12-percent nonurban | ||||
| Method of collection: Grab sample | Method of collection: Grab sample | ||||
| Measuring device: Palmer-Bowlus flume | Measuring device: Palmer-Bowlus flume | ||||
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| Storm number | Sampling date | Total precipitation (inches) | Storm number | Sampling date | Total precipitation (inches) |
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| 1 |
9/10/92 |
0.83 | 1 |
8/3/92 |
1.56 |
| 2 |
10/29/92 |
.63 | 2 |
9/10/92 |
2.54 |
| 3 |
11/18/92 |
.6 | 3 |
10/29/92 |
.52 |
| 4 |
1/19/93 |
.5 | 4 |
11/18/92 |
.67 |
| 5 |
2/25/93 |
.28 | 5 |
1/19/93 |
.28 |
| 6 |
2/28/93 |
.39 | 6 |
2/3/93 |
.24 |
| 7 |
3/12/93 |
.66 | |||
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| Station name: Bandera Road at Zarzamora Creek | Station name: Bitters Road at Salado Creek tributary | ||||
| Station number: 08178420 | Station number: 08178690 | ||||
| Drainage area: 92.6 acres | Drainage area: 178 acres | ||||
| Land use: 71-percent commercial, 13-percent low-density residential, and 16-percent nonurban | Land use: 9-percent commercial and 91-percent residential | ||||
| Method of collection: Grab sample | Method of collection: Grab sample | ||||
| Measuring device: Palmer-Bowlus flume | Measuring device: Rectangular weir | ||||
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| Storm number | Sampling date | Total precipitation (inches) | Storm number | Sampling date | Total precipitation (inches) |
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||||
| 1 |
3/30/93 |
0.55 | 1 |
2/9/93 |
0.73 |
| 2 |
4/3/93 |
.17 | 2 |
4/3/93 |
.69 |
| 3 |
4/7/93 |
.94 | 3 |
5/5/93 |
.62 |
| 4 |
4/29/93 |
.38 | 4 |
5/18/93 |
.4 |
| 5 |
5/5/93 |
.47 | 5 |
5/22/93 |
1.12 |
| 6 |
6/26/93 |
.33 | 6 |
6/12/93 |
.77 |
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| Station name: Alderette Park at Zarzamora Creek | Station name: Business Park (at Rittiman Road) at Rosillo Creek Tributary | ||||
| Station number: 08178430 | Station number: 08178820 | ||||
| Drainage area: 99.78 acres | Drainage area: 11 acres | ||||
| Land use: 5-percent commercial, 92-percent residential, and 3-percent nonurban | Land use: 100-percent light industrial | ||||
| Method of collection: Grab sample | Method of collection: Grab sample | ||||
| Measuring device: Palmer-Bowlus flume | Measuring device: Rectangular weir | ||||
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| Storm number | Sampling date | Total precipitation (inches) | Storm number | Sampling date | Total precipitation (inches) |
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| 1 |
2/10/93 |
1.37 | 1 |
9/10/92 |
1.05 |
| 2 |
4/3/93 |
.25 | 2 |
11/18/92 |
.63 |
| 3 |
4/7/93 |
.48 | 3 |
1/19/93 |
.63 |
| 4 |
5/5/93 |
.66 | 4 |
2/3/93 |
.33 |
| 5 |
6/20/93 |
.29 | 5 |
2/9/93 |
.35 |
| 6 |
2/25/93 |
.3 | |||
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Table of Contents | Introduction
Forward to Table 2
| AccessibilityFOIAPrivacyPolicies and Notices | |
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