| Table 2.6 Scottish Water Authorities 1996 |
| | | | | | Projected |
| | Proposed Water | | Area estimates | sludge volumes | Ratio of volume of | Percentage of |
| | Authority | | km2 | (tonnes dry solids) | sludge to land available | land required annually* |
| | North | | | 7,597 | | 39,000 | | 5.10 | | 1.00 |
| | East | | | 4,176 | | 36,200 | | 8.70 | | 1.70 |
| | West | | | 4,550 | | 66,900 | | 14.70 | | 2.90 |
| | | | | | | | | | | | Source: MLURI |
| * | Application rate of 5 tds/hectare/annum |
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