Gosford City Council Historical Water Quality Review & Analysis
Gosford City Council Historical Water Quality Review & Analysis Gosford City Council Historical Water Quality Review & Analysis
LIST OF TABLES IV Figure 4.1 Figure 4.2 Conceptual model of the current ecosystem health of Moreton Bay and its river estuaries (Coastal CRC) 4-2 Seagrass depth range measures the distance between the upper tidal limit of seagrass distribution and the lower light-limited distribution 4-3 Figure 4.3 Example of EHMP Report Card 4-4 Figure 4.4 Spatial Distribution of Ecosystem Health Index values in Moreton Bay 4-4 Figure 4.5 Framework for Setting Objectives (ANZECC/ARMCANZ, 2000) 4-5 Figure 4.6 Framework for Study Design (ANZECC/ARMCANZ, 2000) 4-7 Figure 4.7 Framework for Field Sampling Program (ANZECC/ARMCANZ, 2000) 4-8 Figure 4.8 Framework for Laboratory Analysis (ANZECC/ARMCANZ, 2000) 4-9 Figure 4.9 Framework for Data Analysis (ANZECC/ARMCANZ, 2000) 4-10 Figure 4.10 General Locations of Future Monitoring Sites 4-21 Figure 4.11 Detailed Locations of Monitoring Sites 4-22 LIST OF TABLES Table 1.1 Default trigger values for Physical and Chemical Stressors as applicable to Gosford Waters 1-6 Table 3.1 Annual Medians for Temperature 3-2 Table 3.2 Quarterly Means for Temperature 3-2 Table 3.3 Annual Medians for pH 3-3 Table 3.4 Quarterly Means for pH 3-3 Table 3.5 Annual Medians for Turbidity 3-4 Table 3.6 Quarterly Means for Turbidity 3-4 Table 3.7 Annual Medians for Secchi Depth 3-5 Table 3.8 Annual Medians for Salinity 3-6 Table 3.9 Quarterly Means for Salinity 3-6 Table 3.10 Annual Medians for Dissolved Oxygen 3-7 Table 3.11 Quarterly Means for Dissolved Oxygen 3-7 Table 3.12 Annual Medians for Ammonia 3-8 Table 3.13 Quarterly Means for Ammonia 3-8 Table 3.14 Annual Medians for Oxidised Nitrogen 3-9 Table 3.15 Quarterly Means for Oxidised Nitrogen 3-9 Table 3.16 Annual Medians for Total Nitrogen 3-10 Table 3.17 Quarterly Means for Total Nitrogen 3-10 Table 3.18 Annual Medians for Orthophosphate 3-11 Table 3.19 Quarterly Means for Orthophosphate 3-11 Table 3.20 Annual Medians for Total Phosphorus 3-12 Table 3.21 Quarterly Means for Total Phosphorus 3-12 Table 3.22 Gosford Water Quality Index Range Definition Matrix 3-13 D:\R.N0754.002.01.DOC 7/11/03 16:11
LIST OF TABLES V Table 3.23 Water Quality Index for Gosford Waters, 1999 - 2002 3-15 Table 3.24 Basic Scorecard Index 3-15 Table 3.25 Scorecard for Gosford Waters, 1999 - 2002 3-15 Table 3.26 Nutrients in the Coastal Lagoons (1993 – 2002) 3-18 Table 3.27 Faecal Coliform Levels (no. per 100mL) 1996 – 1998 (from Laxton, 1999)3-19 Table 3.28 Algal cell count results 2000 – 2002 (Ecoscience Technology, 2002) 3-19 Table 3.29 Chlorophyll-a results (µg/L) 1996 – 1998 (Laxton, 1999) 3-21 Table 4.1 Indicative Costs for Future Monitoring Options 4-17 Table 4.2 Parameters to be monitored 4-20 Table 4.3 Recommended Water Quality Scores for different sections of the Gosford Waterways 4-23 D:\R.N0754.002.01.DOC 7/11/03 16:11
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LIST OF TABLES<br />
IV<br />
Figure 4.1<br />
Figure 4.2<br />
Conceptual model of the current ecosystem health of Moreton Bay and its river<br />
estuaries (Coastal CRC) 4-2<br />
Seagrass depth range measures the distance between the upper tidal limit of<br />
seagrass distribution and the lower light-limited distribution 4-3<br />
Figure 4.3 Example of EHMP Report Card 4-4<br />
Figure 4.4 Spatial Distribution of Ecosystem Health Index values in Moreton Bay 4-4<br />
Figure 4.5 Framework for Setting Objectives (ANZECC/ARMCANZ, 2000) 4-5<br />
Figure 4.6 Framework for Study Design (ANZECC/ARMCANZ, 2000) 4-7<br />
Figure 4.7 Framework for Field Sampling Program (ANZECC/ARMCANZ, 2000) 4-8<br />
Figure 4.8 Framework for Laboratory <strong>Analysis</strong> (ANZECC/ARMCANZ, 2000) 4-9<br />
Figure 4.9 Framework for Data <strong>Analysis</strong> (ANZECC/ARMCANZ, 2000) 4-10<br />
Figure 4.10 General Locations of Future Monitoring Sites 4-21<br />
Figure 4.11 Detailed Locations of Monitoring Sites 4-22<br />
LIST OF TABLES<br />
Table 1.1<br />
Default trigger values for Physical and Chemical Stressors as applicable to<br />
<strong>Gosford</strong> <strong>Water</strong>s 1-6<br />
Table 3.1 Annual Medians for Temperature 3-2<br />
Table 3.2 Quarterly Means for Temperature 3-2<br />
Table 3.3 Annual Medians for pH 3-3<br />
Table 3.4 Quarterly Means for pH 3-3<br />
Table 3.5 Annual Medians for Turbidity 3-4<br />
Table 3.6 Quarterly Means for Turbidity 3-4<br />
Table 3.7 Annual Medians for Secchi Depth 3-5<br />
Table 3.8 Annual Medians for Salinity 3-6<br />
Table 3.9 Quarterly Means for Salinity 3-6<br />
Table 3.10 Annual Medians for Dissolved Oxygen 3-7<br />
Table 3.11 Quarterly Means for Dissolved Oxygen 3-7<br />
Table 3.12 Annual Medians for Ammonia 3-8<br />
Table 3.13 Quarterly Means for Ammonia 3-8<br />
Table 3.14 Annual Medians for Oxidised Nitrogen 3-9<br />
Table 3.15 Quarterly Means for Oxidised Nitrogen 3-9<br />
Table 3.16 Annual Medians for Total Nitrogen 3-10<br />
Table 3.17 Quarterly Means for Total Nitrogen 3-10<br />
Table 3.18 Annual Medians for Orthophosphate 3-11<br />
Table 3.19 Quarterly Means for Orthophosphate 3-11<br />
Table 3.20 Annual Medians for Total Phosphorus 3-12<br />
Table 3.21 Quarterly Means for Total Phosphorus 3-12<br />
Table 3.22 <strong>Gosford</strong> <strong>Water</strong> <strong>Quality</strong> Index Range Definition Matrix 3-13<br />
D:\R.N0754.002.01.DOC 7/11/03 16:11
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