Summary statistics data for Mersey Upper Management Catchment
Ecological status and potential
| Summary statistic | Rivers, Canals and SWTs | Lakes | Estuaries | Coastal | Surface Waters Combined |
|---|---|---|---|---|---|
| % of water bodies at good or better ecological status/potential | 9% | 3% | 6% | ||
| % of biological elements, phys-chem elements and specific pollutants at good or better status | 77% | 71% | 75% | ||
| % of water bodies with an objective of good ecological status/potential or better | 66% | 97% | 79% | ||
| % of biological elements, phys-chem elements and Specific Pollutants with an objective of good status or better | 93% | Greater than 99% | 95% |
Chemical
| Summary statistic | Rivers, Canals and SWTs | Lakes | Estuaries | Coastal | Surface Waters Combined |
|---|---|---|---|---|---|
| % of water bodies at good chemical status | 0% | 0% | 0% | ||
| % of chemical elements at good status | 81% | 75% | 78% | ||
| % of water bodies at good chemical status without uPBT | 75% | 100% | 86% | ||
| % of chemical elements at good status without uPBT | 96% | 100% | 98% | ||
| % of water bodies with an objective of good chemical status | 100% | 100% | 100% | ||
| % of chemical elements with an objective of good | 100% | 100% | 100% | ||
| % of water bodies with an objective of good chemical status without uPBT | 100% | 100% | 100% | ||
| % of chemical elements with an objective of good without uPBTs | 100% | 100% | 100% |