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Dorset River Health
Real Environment Agency WFD Cycle 3 (2022) ecological status for 68 surface water bodies in the Dorset management catchment (South West River Basin District).
How healthy are the rivers in the Dorset catchment?
In the Dorset catchment (South West River Basin District), 21% of its 68 assessed surface water bodies achieved Ecological Good or High status under the WFD Cycle 3 (2022) assessment, per the Environment Agency. The Gera River Health Index is 54/100 (ranked 41 of 105), above the England average of 54.
Dorset — ecological status breakdown
| WFD Ecological Status | Water bodies | % of total |
|---|---|---|
| High | 0 | 0% |
| Good | 14 | 21% |
| Moderate | 35 | 51% |
| Poor | 15 | 22% |
| Bad | 4 | 6% |
How Dorset compares to England
54/100
Dorset GRHI
54/100
England avg GRHI
21%
Dorset Good/High
14%
England Good/High
Dorset is ranked 41 of 105 — above the England average. 54 water bodies have not yet reached Good ecological status.
Compare with another catchment
Select any English management catchment to compare river health scores
Dorset
South West River Basin District
Moderate — ranked 41 of 105
▲ above England average (54/100)
Ecological status — 68 water bodies
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Find local home servicesDorset river health — FAQ
- What percentage of water bodies in Dorset are at Good ecological status?
- 21% of the 68 assessed surface water bodies in the Dorset catchment achieved Ecological Good or High status under WFD Cycle 3 (2022). 54 water bodies are at Moderate, Poor or Bad status and require improvement. Source: Environment Agency Catchment Data Explorer, OGL v3.0.
- How does the Dorset catchment compare to the rest of England?
- Dorset has a Gera River Health Index of 54/100, ranked 41 of 105 English management catchments. The England average is 54/100. Nationally, only 14% of water bodies reach Ecological Good or High status; Dorset's rate is 21%.
- What ecological statuses are recorded in the Dorset catchment?
- WFD Cycle 3 (2022) ecological status breakdown for Dorset: High: 0, Good: 14, Moderate: 35, Poor: 15, Bad: 4. Total assessed: 68 surface water bodies. Source: Environment Agency, OGL v3.0.
Buying, renting or renovating near Dorset?
GeraHome connects you with vetted local tradespeople — drainage specialists, damp surveyors and plumbers — for properties in and around Dorset.
Related
- UK River Health Index — all 105 catchments
- GRHI methodology — how the score is computed.
- UK water bills by company — cost of water services in your area.
- EA Catchment Data Explorer — the primary source.
Contains public sector information published by Environment Agency and licensed under the Open Government Licence v3.0. Source: Environment Agency — Catchment Data Explorer WFD Classifications (Cycle 3, 2022) (2022 (Cycle 3 assessment), published 2022).