Publication - Independent report

Developing a method to estimate the costs of soil erosion in high-risk Scottish catchments: final report

Report from a project which developed and used an ecosystem service framework approach to estimate the costs of soil erosion in Scotland, for five study catchments.

Developing a method to estimate the costs of soil erosion in high-risk Scottish catchments: final report
Appendix 9.

Appendix 9.

Detailed tables of the outputs (costs) from the economic model (Ugie catchment as an illustration)

Appendix 9.1. Physical data by land use and Erosion Risk Class for the Ugie catchment. L = Low, M = Moderate, H = High erosion risk class.

Total category areas ( ha)
Land use Erosion Risk Classes Total
L M H Organomineral soils and Peats
Urban 116 183 - 21 320
Horticulture 4 9 - 0 13
Arable intensive 36 138 0 3 177
Arable extensive 3,083 8,283 23 733 12,122
Grassland improved 2,356 7,493 53 1,681 11,583
Grassland unimproved - 0 0 5 5
Rough grassland 147 568 5 922 1,642
Forestry 139 992 10 1,156 2,297
Woodland 122 667 7 219 1,015
Wildscape 18 53 - 634 705
Total 6,021 18,384 99 5,373 29,878
Total areas at risk within categories ( ha)
Land use Erosion Risk Classes Total
L M H Organomineral soils and Peats
Urban - - - - -
Horticulture 0 1 - 0 1
Arable intensive 1 18 0 1 19
Arable extensive 62 1,077 6 154 1,298
Grassland improved 47 974 13 353 1,387
Grassland unimproved - 0 0 1 1
Rough grassland 3 74 1 194 271
Forestry 3 129 2 243 377
Woodland 2 87 2 46 137
Wildscape 0 7 - 133 140
Total 118 2,366 24 1,124 3,632

…continued

Appendix 9.1. Physical data by land use and Erosion Risk Class for the Ugie catchment (continued)

Category soil erosion ( t yr-1)
Land use Erosion Risk Classes Total
L M H Organomineral soils and Peats
Urban - - - - -
Horticulture 0 4 - 0 5
Arable intensive 3 77 0 7 88
Arable extensive 148 2,584 13 770 3,515
Grassland improved 141 2,922 38 353 3,455
Grassland unimproved - 0 0 0 1
Rough grassland 2 55 1 75 134
Forestry 2 77 1 32 112
Woodland 1 52 1 6 60
Wildscape 0 4 - 17 22
Total 298 5,777 55 1,261 7,392
Average Catchment soil erosion ( t ha-1 yr-1)
Land use Erosion Risk Classes Total
L M H Organomineral soils and Peats
Urban - - - - -
Horticulture 0.08 0.49 - 1.47 0.39
Arable intensive 0.09 0.56 1.03 2.10 0.50
Arable extensive 0.05 0.31 0.58 1.05 0.29
Grassland improved 0.06 0.39 0.72 0.21 0.30
Grassland unimproved - 0.27 0.50 0.08 0.11
Rough grassland 0.02 0.10 0.18 0.08 0.08
Forestry 0.01 0.08 0.14 0.03 0.05
Woodland 0.01 0.08 0.14 0.03 0.06
Wildscape 0.01 0.08 - 0.03 0.03
Total 0.05 0.32 0.56 0.23 0.25

…continued over

Appendix 9.1. Physical data by land use and Erosion Risk Class for the Ugie catchment (continued)

Soil depth loss ( mm yr-1)
Land use Erosion Risk Classes Total
L M H Organomineral soils and Peats
Urban - - - - -
Horticulture 0.39 0.39 - 2.31 0.42
Arable intensive 0.41 0.42 0.42 3.90 0.49
Arable extensive 0.23 0.24 0.24 2.05 0.34
Grassland improved 0.28 0.30 0.30 0.44 0.31
Grassland unimproved - 0.20 0.20 0.40 0.38
Rough grassland 0.07 0.07 0.07 0.33 0.22
Forestry 0.06 0.07 0.07 0.08 0.07
Woodland 0.06 0.06 0.07 0.07 0.06
Wildscape 0.06 0.06 - 0.12 0.11
Total 0.24 0.24 0.24 0.51 0.29

Appendix 9.2. On-site productivity losses and associated costs by land use and Erosion Risk Class for the Ugie catchment

Catchment soil erosion ( t yr-1)
Land use Erosion Risk Classes Total
L M H Organomineral soils and Peats
Urban - - - - -
Horticulture 0 4 - 0 5
Arable intensive 3 77 0 7 88
Arable extensive 148 2,584 13 770 3,515
Grassland improved 141 2,922 38 353 3,455
Grassland unimproved - 0 0 0 1
Rough grassland 2 55 1 75 134
Forestry 2 77 1 32 112
Woodland 1 52 1 6 60
Wildscape 0 4 - 17 22
Total 298 5,777 55 1,261 7,392
Total catchment productivity loss due to erosion
(£)
Land use Erosion Risk Classes Total
L M H Organomineral soils and Peats
Urban - - - - -
Horticulture 16 245 - 57 318
Arable intensive 10 251 1 71 333
Arable extensive 150 1,795 9 2,169 4,123
Grassland improved 110 2,387 32 1,217 3,745
Grassland unimproved - 0 0 2 2
Rough grassland 1 22 0 242 265
Forestry 0 11 0 24 36
Woodland 0 4 0 3 7
Wildscape - - - - -
Total 287 4,715 42 3,785 8,829

…continued over

Appendix 9.2. On site productivity losses and associated costs by land use and Erosion Risk Class for the Ugie catchment

Catchment productivity loss due to erosion in risk area (£ ha-1)
Land use Erosion Risk Classes Total
L M H Organomineral soils and Peats
Urban - - - - -
Horticulture 216.84 216.38 - 1,281.69 254.5
Arable intensive 14.68 13.99 9.98 98.03 17.1
Arable extensive 2.44 1.67 1.56 14.08 3.2
Grassland improved 2.33 2.45 2.49 3.45 2.7
Grassland unimproved - 1.14 1.13 2.10 2.0
Rough grassland 0.28 0.30 0.29 1.25 1.0
Forestry 0.07 0.09 0.10 0.10 0.1
Woodland 0.05 0.05 0.06 0.06 0.1
Wildscape - - - - -
Total 237 236 16 1,401 281

Appendix 9.2

Total Catchment productivity loss due to erosion in total area (£ ha-1)
Land use Erosion Risk Classes Total
L M H Organomineral soils and Peats
Urban - - - - -
Horticulture 4.34 28.13 - 269.16 25.4
Arable intensive 0.29 1.82 2.40 20.59 1.9
Arable extensive 0.05 0.22 0.37 2.96 0.3
Grassland improved 0.05 0.32 0.60 0.72 0.3
Grassland unimproved - 0.15 0.27 0.44 0.4
Rough grassland 0.01 0.04 0.07 0.26 0.2
Forestry 0.00 0.01 0.02 0.02 0.0
Woodland 0.00 0.01 0.01 0.01 0.0
Wildscape - - - - -
Total 0.0 0.3 0.4 0.7 0.3

Appendix 9.3. On-site N losses and associated costs by land use and Erosion Risk Class for the Ugie catchment

Soil N loss ( t yr-1)
Land use Erosion Risk Classes Total
L M H Organomineral soils and Peats
Urban - - - - -
Horticulture 0 0 - 0 0
Arable intensive 0 0 0 0 1
Arable extensive 1 13 0 14 28
Grassland improved 1 14 0 7 22
Grassland unimproved - 0 0 0 0
Rough grassland 0 0 0 2 2
Forestry 0 0 0 1 1
Woodland 0 0 0 0 0
Wildscape 0 0 - 0 0
Total 1 28 0 24 54
Total Catchment N loss cost due to erosion (£)
Land use Erosion Risk Classes Total
L M H Organomineral soils and Peats
Urban - - - - -
Horticulture 1 18 - 4 23
Arable intensive 10 253 1 95 359
Arable extensive 455 8,415 43 9,526 18,439
Grassland improved 436 9,650 126 4,547 14,759
Grassland unimproved - 0 0 7 7
Rough grassland 7 179 3 1,239 1,428
Forestry 5 297 6 434 743
Woodland 4 179 4 81 268
Wildscape 1 14 - 287 302
Total 919 19,006 184 16,220 36,328

Appendix 9.3. On site N losses and associated costs by land use and Erosion Risk Class for the Ugie catchment (continued)

Average Catchment N loss cost due to erosion (£ ha-1 risk area)
Land use Erosion Risk Classes Total
L M H Organomineral soils and Peats
Urban - - - - -
Horticulture 15.7 15.5 - 87.4 18.1
Arable intensive 14.1 14.1 13.4 132.6 18.5
Arable extensive 7.4 7.8 7.7 61.9 14.2
Grassland improved 9.3 9.9 9.9 12.9 10.6
Grassland unimproved - 6.8 6.5 6.8 6.8
Rough grassland 2.2 2.4 2.4 6.4 5.3
Forestry 1.8 2.3 2.6 1.8 2.0
Woodland 1.7 2.1 2.5 1.8 2.0
Wildscape 1.7 2.0 - 2.2 2.2
Total 7.9 8.1 7.8 14.4 10.0
Average Catchment N loss cost due to erosion (£ ha-1 category area)
Land use Erosion Risk Classes Total
L M H Organomineral soils and Peats
Urban - - - - -
Horticulture 0.3 2.0 - 18.4 1.8
Arable intensive 0.3 1.8 3.2 27.8 2.0
Arable extensive 0.1 1.0 1.9 13.0 1.5
Grassland improved 0.2 1.3 2.4 2.7 1.3
Grassland unimproved - 0.9 1.6 1.4 1.4
Rough grassland 0.0 0.3 0.6 1.3 0.9
Forestry 0.0 0.3 0.6 0.4 0.3
Woodland 0.0 0.3 0.6 0.4 0.3
Wildscape 0.0 0.3 - 0.5 0.4
Total 0.2 1.1 1.9 3.0 1.2

Appendix 9.4. On site P losses and associated costs by land use and Erosion Risk Class for the Ugie catchment. L = low, M - Moderate, H = High erosion risk.

Soil P loss ( t yr-1)
Land use Erosion Risk Classes Total
L M H Organomineral soils and Peats
Urban - - - - -
Horticulture 0.00 0.01 - 0.00 0.02
Arable intensive 0.01 0.23 0.00 0.02 0.26
Arable extensive 0.37 7.07 0.05 1.65 9.14
Grassland improved 0.35 7.93 0.13 0.72 9.12
Grassland unimproved - 0.00 0.00 0.00 0.00
Rough grassland 0.00 0.13 0.00 0.12 0.26
Forestry 0.00 0.18 0.00 0.06 0.25
Woodland 0.00 0.12 0.00 0.01 0.14
Wildscape 0.00 0.01 - 0.03 0.04
Total 0.74 15.69 0.18 2.62 19.23
Total Catchment P loss cost due to erosion (£)
Land use Erosion Risk Classes Total
L M H Organomineral soils and Peats
Urban - - - - -
Horticulture 1 10 - 1 11
Arable intensive 6 159 1 13 180
Arable extensive 249 4,811 31 1,125 6,215
Grassland improved 238 5,391 86 490 6,205
Grassland unimproved - 0 0 0 1
Rough grassland 3 91 2 81 178
Forestry 3 124 3 41 170
Woodland 2 81 2 8 93
Wildscape 0 6 - 19 25
Total 501 10,672 125 1,778 13,076

…continued

Appendix 9.4. On site P losses and associated costs by land use and Erosion Risk Class for the Ugie catchment (continued)

Average Catchment P loss cost due to erosion (£ ha-1 risk area)
Land use Erosion Risk Classes Total
L M H Organomineral soils and Peats
Urban - - - - -
Horticulture 8.41 8.46 - 14.72 8.68
Arable intensive 8.41 8.90 10.65 18.34 9.24
Arable extensive 4.04 4.47 5.62 7.30 4.79
Grassland improved 5.04 5.53 6.72 1.39 4.47
Grassland unimproved - 3.61 4.84 0.36 0.68
Rough grassland 1.15 1.23 1.75 0.42 0.65
Forestry 0.90 0.96 1.03 0.17 0.45
Woodland 0.83 0.94 1.10 0.17 0.68
Wildscape 0.72 0.83 - 0.14 0.18
Total 4.33 4.55 5.26 1.58 3.63
Average Catchment P loss cost due to erosion (£ ha-1 category area)
Land use Erosion Risk Classes Total
L M H Organomineral soils and Peats
Urban - - - - -
Horticulture 0.17 1.10 - 3.09 0.86
Arable intensive 0.17 1.16 2.56 3.85 1.01
Arable extensive 0.08 0.58 1.35 1.53 0.51
Grassland improved 0.10 0.72 1.61 0.29 0.54
Grassland unimproved - 0.47 1.16 0.08 0.14
Rough grassland 0.02 0.16 0.42 0.09 0.11
Forestry 0.02 0.12 0.25 0.04 0.07
Woodland 0.02 0.12 0.26 0.04 0.09
Wildscape 0.01 0.11 - 0.03 0.04
Total 0.09 0.59 1.26 0.33 0.45

Appendix 9.5. On site K losses and associated costs by land use and Erosion Risk Class for the Ugie catchment

Soil K loss ( t yr-1)
Land use Erosion Risk Classes Total
L M H Organomineral soils and Peats
Urban - - - - -
Horticulture 0.00 0.00 - 0.00 0.00
Arable intensive 0.00 0.03 0.00 0.00 0.03
Arable extensive 0.05 0.90 0.00 0.50 1.46
Grassland improved 0.05 0.95 0.01 0.26 1.28
Grassland unimproved - 0.00 0.00 0.00 0.00
Rough grassland 0.00 0.02 0.00 0.06 0.08
Forestry 0.00 0.02 0.00 0.03 0.06
Woodland 0.00 0.02 0.00 0.01 0.02
Wildscape 0.00 0.00 - 0.01 0.02
Total 0.10 1.95 0.02 0.88 2.95
Total Catchment K loss cost due to erosion (£)
Land use Erosion Risk Classes Total
L M H Organomineral soils and Peats
Urban - - - - -
Horticulture 0 1 - 0 1
Arable intensive 1 13 0 2 15
Arable extensive 23 407 2 226 658
Grassland improved 22 430 6 117 575
Grassland unimproved - 0 0 0 0
Rough grassland 0 8 0 28 36
Forestry 0 11 0 16 27
Woodland 0 7 0 2 10
Wildscape 0 1 - 7 7
Total 46 876 9 398 1,329

…continued

Appendix 9.5. On site K losses and associated costs by land use and Erosion Risk Class for the Ugie catchment (continued)

Average Catchment K loss cost due to erosion (£ ha-1 risk area)
Land use Erosion Risk Classes Total
L M H Organomineral soils and Peats
Urban - - - - -
Horticulture 0.54 0.55 - 1.18 0.57
Arable intensive 0.72 0.73 0.70 2.34 0.79
Arable extensive 0.37 0.38 0.40 1.47 0.51
Grassland improved 0.47 0.44 0.48 0.33 0.41
Grassland unimproved - 0.29 0.32 0.17 0.18
Rough grassland 0.11 0.10 0.12 0.14 0.13
Forestry 0.09 0.08 0.10 0.06 0.07
Woodland 0.09 0.08 0.10 0.05 0.07
Wildscape 0.10 0.08 - 0.05 0.05
Total 0.40 0.37 0.38 0.35 0.37
Average Catchment K loss cost due to erosion (£ ha-1 category area)
Land use Erosion Risk Classes Total
L M H Organomineral soils and Peats
Urban - - - - -
Horticulture 0.01 0.07 - 0.25 0.06
Arable intensive 0.01 0.09 0.17 0.49 0.09
Arable extensive 0.01 0.05 0.09 0.31 0.05
Grassland improved 0.01 0.06 0.11 0.07 0.05
Grassland unimproved - 0.04 0.08 0.04 0.04
Rough grassland 0.00 0.01 0.03 0.03 0.02
Forestry 0.00 0.01 0.02 0.01 0.01
Woodland 0.00 0.01 0.02 0.01 0.01
Wildscape 0.00 0.01 - 0.01 0.01
Total 0.01 0.05 0.09 0.07 0.05

Appendix 9.6. On site C losses and associated costs by land use and Erosion Risk Class for the Ugie catchment

Soil C loss ( t yr-1)
Land use Erosion Risk Classes Total
L M H Organomineral soils and Peats
Urban - - - - -
Horticulture 0.02 0.36 - 0.09 0
Arable intensive 0.21 5.63 0.03 2.82 9
Arable extensive 10.42 191.87 0.99 348.19 551
Grassland improved 10.05 219.80 2.82 175.22 408
Grassland unimproved - 0.00 0.01 0.31 0
Rough grassland 0.15 4.06 0.06 56.71 61
Forestry 0.12 7.03 0.15 18.82 26
Woodland 0.10 4.16 0.10 3.34 8
Wildscape 0.02 0.31 - 13.24 14
Total 21 433 4 619 1,077
Total Catchment C loss cost due to erosion (£)
Land use Erosion Risk Classes Total
L M H Organomineral soils and Peats
Urban - - - - -
Horticulture 0 0 - 0 0
Arable intensive 0 4 0 2 6
Arable extensive 7 128 1 232 368
Grassland improved 7 147 2 117 272
Grassland unimproved - 0 0 0 0
Rough grassland 0 3 0 38 41
Forestry 0 5 0 13 17
Woodland 0 3 0 2 5
Wildscape 0 0 - 9 9
Total 14 289 3 412 718

…continued

Appendix 9.6. On site C losses and associated costs by land use and Erosion Risk Class for the Ugie catchment (continued over)

Average Catchment C loss cost due to erosion (£ ha-1 risk area)
Land use Erosion Risk Classes Total
L M H Organomineral soils and Peats
Urban - - - - -
Horticulture 0.21 0.21 - 1.28 0.25
Arable intensive 0.20 0.21 0.20 2.61 0.30
Arable extensive 0.11 0.12 0.12 1.51 0.28
Grassland improved 0.14 0.15 0.15 0.33 0.20
Grassland unimproved - 0.10 0.10 0.21 0.20
Rough grassland 0.03 0.04 0.04 0.20 0.15
Forestry 0.03 0.04 0.04 0.05 0.05
Woodland 0.03 0.03 0.04 0.05 0.04
Wildscape 0.03 0.03 - 0.07 0.06
Total 0.21 0.21 - 1.28
Average Catchment C loss cost due to erosion (£ ha-1 category area)
Land use Erosion Risk Classes Total
L M H Organomineral soils and Peats
Urban - - - - -
Horticulture 0.00 0.03 - 0.27 0.02
Arable intensive 0.00 0.03 0.05 0.55 0.03
Arable extensive 0.00 0.02 0.03 0.32 0.03
Grassland improved 0.00 0.02 0.04 0.07 0.02
Grassland unimproved - 0.01 0.02 0.04 0.04
Rough grassland 0.00 0.00 0.01 0.04 0.02
Forestry 0.00 0.00 0.01 0.01 0.01
Woodland 0.00 0.00 0.01 0.01 0.01
Wildscape 0.00 0.00 - 0.01 0.01
Total 0.00 0.02 0.03 0.08 0.02

Appendix 9.7. Off site costs of sediment removal in rivers and canals, and in drinking water by land use and Erosion Risk Class for the Ugie catchment

Cost of sediment removal in rivers & canals (£)
Land use Erosion Risk Classes Total
L M H Organomineral soils and Peats
Urban - - - - -
Horticulture 1.41 22.17 - 1.61 25
Arable intensive 15.74 396.83 2.28 37.04 452
Arable extensive 762.22 13,308.59 68.78 3,964.82 18,104
Grassland improved 727.94 15,049.96 197.12 1,817.66 17,793
Grassland unimproved - 0.31 0.58 1.99 3
Rough grassland 11.37 285.05 4.55 388.79 690
Forestry 8.59 398.47 7.63 162.55 577
Woodland 7.57 267.85 4.88 30.74 311
Wildscape 1.13 21.09 - 89.10 111
Total 1,536 29,750 286 6,494 38,066
Cost of sediment removal in drinking water (£)
Land use Erosion Risk Classes Total
L M H Organomineral soils and Peats
Urban - - - - -
Horticulture 5 77 - 6 88
Arable intensive 55 1,387 8 129 1,579
Arable extensive 2,664 46,515 240 13,858 63,278
Grassland improved 2,544 52,602 689 6,353 62,188
Grassland unimproved - 1 2 7 10
Rough grassland 40 996 16 1,359 2,411
Forestry 30 1,393 27 568 2,018
Woodland 26 936 17 107 1,087
Wildscape 4 74 - 311 389
Total 5,368 103,982 999 22,699 133,048

Appendix 9.8. Off site costs of N losses and associated costs by land use and Erosion Risk Class for the Ugie catchment

Cost of N in rivers and lakes (£)
Land use Erosion Risk Classes Total
L M H Organomineral soils and Peats
Urban - - - - -
Horticulture 0.32 4.98 - 1.11 6
Arable intensive 2.84 71.62 0.39 27.04 102
Arable extensive 129.13 2,386.34 12.20 2,701.39 5,229
Grassland improved 123.60 2,736.61 35.66 1,289.51 4,185
Grassland unimproved - 0.06 0.10 1.91 2
Rough grassland 1.88 50.89 0.79 351.27 405
Forestry 1.45 84.32 1.82 122.99 211
Woodland 1.21 50.89 1.14 22.88 76
Wildscape 0.17 3.96 - 81.52 86
Total 261 5,390 52 4,600 10,302

Appendix 9.8 (continued)

Cost of N in transitional waters (£)
Land use Erosion Risk Classes Total
L M H Organomineral soils and Peats
Urban - - - - -
Horticulture 0.02 0.26 - 0.06 0
Arable intensive 0.15 3.77 0.02 1.42 5
Arable extensive 6.80 125.60 0.64 142.18 275
Grassland improved 6.51 144.03 1.88 67.87 220
Grassland unimproved - 0.00 0.01 0.10 0
Rough grassland 0.10 2.68 0.04 18.49 21
Forestry 0.08 4.44 0.10 6.47 11
Woodland 0.06 2.68 0.06 1.20 4
Wildscape 0.01 0.21 - 4.29 5
Total 14 284 3 242 542

Appendix 9.8. Off site costs of N losses and associated costs by land use and Erosion Risk Class for the Ugie catchment (continued)

Cost of N in drinking water (£)
Land use Erosion Risk Classes Total
L M H Organomineral soils and Peats
Urban - - - - -
Horticulture 0.34 5.32 - 1.18 7
Arable intensive 3.04 76.53 0.42 28.89 109
Arable extensive 137.97 2,549.62 13.04 2,886.22 5,587
Grassland improved 132.06 2,923.85 38.10 1,377.74 4,472
Grassland unimproved - 0.06 0.11 2.04 2
Rough grassland 2.00 54.38 0.84 375.31 433
Forestry 1.54 90.09 1.94 131.41 225
Woodland 1.29 54.38 1.21 24.45 81
Wildscape 0.19 4.23 - 87.10 92
Total 278 5,758 56 4,914 11,007

Appendix 9.9. Off site costs of P in freshwater lakes by land use and Erosion Risk Class for the Ugie catchment

Cost of P in freshwater lakes (£)
Land use Erosion Risk Classes Total
L M H Organomineral soils and Peats
Urban - - - - -
Horticulture 1.48 23.37 - 1.60 26
Arable intensive 14.58 388.92 2.67 32.18 438
Arable extensive 607.11 11,736.30 76.34 2,743.90 15,164
Grassland improved 579.81 13,151.80 209.30 1,196.29 15,137
Grassland unimproved - 0.26 0.64 0.88 2
Rough grassland 8.22 221.84 5.04 198.63 434
Forestry 6.11 301.66 6.19 100.01 414
Woodland 4.98 197.91 4.24 18.84 226
Wildscape 0.64 13.79 - 46.62 61
Total 1,223 26,036 304 4,339 31,902

Appendix 9.10 Off-site costs of GHG losses and associated costs for the Ugie catchment

GHG cost of soil C loss (£)
Land use Erosion Risk Classes Total
L M H Organomineral soils and Peats
Urban - - - - -
Horticulture 1.15 17.93 - 4.26 23
Arable intensive 10.71 281.22 1.57 140.79 434
Arable extensive 519.92 9,576.68 49.20 17,378.80 27,525
Grassland improved 501.71 10,970.45 140.82 8,745.66 20,359
Grassland unimproved - 0.22 0.40 15.59 16
Rough grassland 7.68 202.81 3.15 2,830.48 3,044
Forestry 6.05 350.75 7.60 939.47 1,304
Woodland 5.21 207.79 4.75 166.87 385
Wildscape 0.77 15.56 - 661.05 677
Total 1,053 21,623 207 30,883 53,767

Appendix 9.11 Total Onsite costs by land use and Erosion Risk Class for the Ugie catchment

Land use Erosion Risk Classes Total
L M H Organomineral soils and Peats
Urban - - - - -
Horticulture 17 273 - 62 352
Arable intensive 27 679 4 183 893
Arable extensive 884 15,555 86 13,277 29,803
Grassland improved 812 18,004 251 6,489 25,556
Grassland unimproved - 0 1 10 11
Rough grassland 11 302 5 1,628 1,947
Forestry 8 447 10 527 992
Woodland 7 275 6 96 384
Wildscape 1 20 - 322 343
Total 1,768 35,557 362 22,594 60,281

Appendix 9.12. Total Offsite costs by land use and Erosion Risk Class for the Ugie catchment (including drinking water treatment)

Land use Erosion Risk Classes Total
L M H Organomineral soils and Peats
Urban - - - - -
Horticulture 10 151 - 15 177
Arable intensive 102 2,606 15 397 3,120
Arable extensive 4,827 86,199 461 43,675 135,161
Grassland improved 4,616 97,578 1,312 20,848 124,354
Grassland unimproved - 2 4 29 35
Rough grassland 71 1,814 30 5,522 7,437
Forestry 54 2,622 52 2,031 4,759
Woodland 47 1,718 33 372 2,170
Wildscape 7 133 - 1,281 1,421
Total 9,733 192,823 1,907 74,171 278,634

Appendix 9.13. Total costs by land use and Erosion Risk Class for the Ugie catchment

Land use Erosion Risk Classes Total
L M H Organomineral soils and Peats
Urban - - - - -
Horticulture 27 425 - 77 529
Arable intensive 129 3,285 19 579 4,013
Arable extensive 5,712 101,754 546 56,952 164,964
Grassland improved 5,428 115,582 1,563 27,337 149,910
Grassland unimproved - 2 5 39 46
Rough grassland 82 2,116 36 7,150 9,384
Forestry 62 3,070 61 2,558 5,752
Woodland 54 1,993 39 468 2,554
Wildscape 8 153 - 1,603 1,764
Total 11,501 228,380 2,270 96,764 338,915

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