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Vantage to Pomona Heights Chapter 4 230 kV Transmission Line Project FEIS Environmental Consequences PAGE 4-61 Table 4.3-4 Summary of Disturbance to Habitat Type by Route Segment ROUTE SEGMENT SHRUB-STEPPE COVER TYPES GRASSLAND AND FORB COVER TYPES CLIFF COVER TYPE RIPARIAN, WETLAND, AND AQUATIC COVER TYPES2 DISTURBED COVER TYPES SAGEBRUSH / PERENNIAL GRASSLAND SAGEBRUSH / ANNUAL GRASSLAND OTHER SHRUBLANDS ANNUAL GRASSLAND / NOXIOUS WEEDS FORB PERENNIAL GRASSLAND ROCK / BASALT CLIFFS INTERMITTENT STREAM / DRY GULLY RIPARIAN / WETLAND TREES AGRICULTURE / DISTURBED Short-term Disturbance (acres) Long-term Disturbance (acres) % Disturbed within Project Area1 Short-term Disturbance (acres) Long-term Disturbance (acres) % Disturbed within Project Area1 Short-term Disturbance (acres) Long-term Disturbance (acres) % Disturbed within Project Area1 Short-term Disturbance (acres) Long-term Disturbance (acres) % Disturbed within Project Area1 Short-term Disturbance (acres) Long-term Disturbance (acres) % Disturbed within Project Area1 Short-term Disturbance (acres) Long-term Disturbance (acres) % Disturbed within Project Area1 Short-term Disturbance (acres) Long-term Disturbance (acres) % Disturbed within Project Area1 Short-term Disturbance (acres) Long-term Disturbance (acres) % Disturbed within Project Area1 Short-term Disturbance (acres) Long-term Disturbance (acres) % Disturbed within Project Area1 Short-term Disturbance (acres) Long-term Disturbance (acres) % Disturbed within Project Area1 Short-term Disturbance (acres) Long-term Disturbance (acres) % Disturbed within Project Area 1a/NNR-1 3.7 1.2 4.8 9.1 1.3 0.3 0.0 2.2 0.4 0.5 1b 28.4 0.6 2.4 1.3 6.7 1.7 0.1 10.4 3.1 0.4 0.5 32.7 4.1 0.7 0.8 1c 17.2 0.4 1.7 0.9 27.1 13.6 0.5 3.7 2.0 0.2 0.4 0.1 3.4 4.3 0.8 0.4 2a 3.6 1.9 0.3 0.4 0.2 0.3 2b 65.8 0.5 11.7 5.7 0.4 2.5 1.6 0.4 1.1 0.7 15.8 4.0 2.3 0.2 2c 24.8 0.4 21.7 9.4 0.4 0.4 0.1 0.1 27.3 5.2 0.3 2d 34.1 0.3 2.6 1.4 2.1 2.6 1.1 0.7 3a 1.2 0.1 3b 25.3 0.2 0.4 7.5 2.1 10.5 1.9 0.4 0.4 2.5 0.7 0.1 0.3 0.2 2.6 0.7 0.4 0.3 7.1 34.0 42.3 21.5 6.4 3c 49.6 0.4 2.8 0.5 10.7 11.4 11.5 3.8 0.2 1.1 0.6 20.2 1.2 0.3 0.8 32.1 6.5 0.3 NNR-2 4.4 0.2 2.4 15.0 1.5 2.8 4.8 1.0 0.2 2.0 0.4 0.8 1.3 38.2 5.8 1.1 0.4 NNR-3 39.8 0.6 2.0 9.7 0.4 0.2 0.0 5.2 2.9 13.4 1.1 0.4 15.4 0.4 0.0 0.1 NNR-4o* 10.8 0.2 9.2 53.3 1.1 20.3 1.1 0.2 0.1 0.4 0.1 0.2 NNR-4u* 24.7 0.5 17.0 98.3 1.7 33.3 2.2 0.2 0.2 0.7 0.1 0.3 NNR-5 8.4 0.3 0.4 0.2 48.5 NNR-6o* 26.5 0.3 2.6 0.6 0.3 0.7 0.2 0.2 NNR-6u* 50.1 0.6 5.1 0.6 0.5 1.5 0.2 0.3 NNR-7 38.1 0.3 NNR-8 8.9 0.2 0.5 24.6 2.4 0.5 1.6 0.8 0.1 4.8 MR-1 29.3 0.5 18.6 12.8 0.6 9.9 8.6 0.4 1Percentage of habitat within the one-mile buffer of the route segment centerline (Project study area) that will be disturbed by either short-term or long-term disturbance. Refer to table 3.3-2 for a summary of acres of each cover type present within the one-mile buffer of each route segment (Project area). 2Open water will be spanned; no direct disturbance will occur in open water *o = overhead design option; u = underground design option.