TABLE 4: ENVIRONMENTAL QUALITY OBJECTIVES FOR PHYSICAL AND CHEMICAL INDICATORS FOR WETLANDS INDICATORS Dissolved oxygen range Electrical conductivity Total Nitrogen Toxicants Toxicants pH range Turbidity (NTU) Total Phosphorus (µg/L) Wetland Type Sub-type (µScm-1) (µg/L) Water Sediment (% saturation) Min Max Min Max 75th percentile 75th Percentile 75th Percentile 75th Percentile % protection – – Riverine Flow-through 6.5—8.5 80—120 1500 5 500 30 Terminal 6.5—8.5 80—120 N/A 15 1500 100 95 Low Floodplain 6.5—8.5 80—120 N/A 15 1500 100 Coastal Dune Eastern 6—7.5 80—120 1500 5 500 30 95 Low Western 6.5—8.5 80—120 1500 5 500 30 Deep inland Fresh 6.5—8.5 80—120 1500 5 500 30 95 Low Saline 6.5—8.5 80—120 N/A 5 500 30 Shallow inland With an outflow 6.5 8.5 80 120 N/A 15 1500 100 95 Low – – TABLE 5: ENVIRONMENTAL QUALITY INDICATORS AND OBJECTIVES FOR ESTUARIES INDICATORS pH Dissolved oxygen Dissolved oxygen Total Phosphorus Total Nitrogen Turbidity Chlorophyll-a Toxicants Toxicants SEGMENT (surface) (bottom) (pH units) (µg/L) (µg/L) (NTU) (µg/L) Water Sediment (% saturation) (% saturation) 25th -75th 25th Percentile - 25th Percentile - 75th Percentile 75th Percentile 75th Percentile 75th Percentile % protection Percentile Max Max Estuaries 7.0 - 8.0 80-110 30-110 90 1,000 10 3 95 Low
TABLE 4: ENVIRONMENTAL QUALITY OBJECTIVES FOR PHYSICAL AND CHEMICAL INDICATORS FOR WETLANDS Wetland Type Sub-type INDICATORS pH range Dissolved oxygen range (% saturation) Electrical conductivity (µScm-1) Turbidity (NTU) Total Nitrogen (µg/L) Total Phosphorus (µg/L) Toxicants Water Toxicants Sediment Min – Max Min – Max 75th percentile 75th Percentile 75th Percentile 75th Percentile % protection Riverine Flow-through 6.5—8.5 80—120 1500 5 500 30 95 Low Terminal 6.5—8.5 80—120 N/A 15 1500 100 Floodplain 6.5—8.5 80—120 N/A 15 1500 100 Coastal Dune Eastern 6—7.5 80—120 1500 5 500 30 95 Low Western 6.5—8.5 80—120 1500 5 500 30 Deep inland Fresh 6.5—8.5 80—120 1500 5 500 30 95 Low Saline 6.5—8.5 80—120 N/A 5 500 30 Shallow inland With an outflow 6.5 – 8.5 80 – 120 N/A 15 1500 100 95 Low TABLE 5: ENVIRONMENTAL QUALITY INDICATORS AND OBJECTIVES FOR ESTUARIES SEGMENT INDICATORS pH (pH units) Dissolved oxygen (surface) (% saturation) Dissolved oxygen (bottom) (% saturation) Total Phosphorus (µg/L) Total Nitrogen (µg/L) Turbidity (NTU) Chlorophyll-a (µg/L) Toxicants Water Toxicants Sediment 25th -75th Percentile 25th Percentile - Max 25th Percentile - Max 75th Percentile 75th Percentile 75th Percentile 75th Percentile % protection Estuaries 7.0 - 8.0 80-110 30-110 90 1,000 10 3 95 Low
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