Pollution Sources

Figures

(from the 2017 Update to the Watershed Protection Plan)

Click to view larger image

Figure 5.1. Land use map of Arroyo Colorado showing types of cropland
Figure 5.1. Land use map of Arroyo Colorado showing types of cropland
Figure 5.2. Permitted wastewater outfalls within the Arroyo Colorado watershed
Figure 5.2. Permitted wastewater outfalls within the Arroyo Colorado watershed
Figure 5.3. Average daily effluent flows (left axis) and corresponding percentages of the combined effluent flow (right axis) for all 17 WWTFs, from September 2010 to August 2011
Figure 5.3. Average daily effluent flows (left axis) and corresponding percentages of the combined effluent flow (right axis) for all 17 WWTFs, from September 2010 to August 2011
Figure 5.4. Average WWTF effluent TN concentrations, from September 2010 to August 2011
Figure 5.4. Average WWTF effluent TN concentrations, from September 2010 to August 2011
Figure 5.5. Average WWTF effluent ammonia-N concentrations, from September 2010 to August 2011
Figure 5.5. Average WWTF effluent ammonia-N concentrations, from September 2010 to August 2011
Figure 5.6. Average WWTF effluent TKN mass loadings (i.e., the sum of the organic-N and ammonia-N loadings), from September 2010 to August 2011
Figure 5.6. Average WWTF effluent TKN mass loadings (i.e., the sum of the organic-N and ammonia-N loadings), from September 2010 to August 2011
Figure 5.7. Average WWTF effluent total-P concentrations for the 46-week sampling period
Figure 5.7. Average WWTF effluent total-P concentrations for the 46-week sampling period
Figure 5.9. Colonias and current classification status
Figure 5.9. Colonias and current classification status

Tables

(from the 2017 Update to the Watershed Protection Plan)
Table 5.1. Summary of potential sources of pollutants occurring within the Arroyo Colorado watershed
Table 5.1. Summary of potential sources of pollutants occurring within the Arroyo Colorado watershed
Table 5.2. Active wastewater discharge permits in the Arroyo Colorado
Table 5.2. Active wastewater discharge permits in the Arroyo Colorado
Table 5.3. Principal point source contributors of pollutants of concern within the Arroyo Colorado watershed
Table 5.3. Principal point source contributors of pollutants of concern within the Arroyo Colorado watershed
Table 5.4. RCAP colonias' needs prioritization descriptions and color codes
Table 5.4. RCAP colonias' needs prioritization descriptions and color codes
Table 5.5. Colonias not within service areas; Note: underlined colonias are within 350 feet of the Arroyo or its tributaries, and italicized colonias contain greater than 50% very limited soils.
Table 5.5. Colonias not within service areas; Note: underlined colonias are within 350 feet of the Arroyo or its tributaries, and italicized colonias contain greater than 50% very limited soils.
Table 5.6. MS4 permits with areas within the Arroyo Colorado WPP watershed
Table 5.6. MS4 permits with areas within the Arroyo Colorado WPP watershed
Table 5.7. Population of migratory waterfowl in the LLM (Smith 2002)
Table 5.7. Population of migratory waterfowl in the LLM (Smith 2002)