- Ecology: Moderate
- Chemical: Unknown
What this classification means
NRW WFD Cycle 3 — Ogmore (confluence with Llynfi to tidal limit): Moderate ecological status; the lower Ogmore sewin water. Corrected 2026-06-18 from an Alun-tributary tag (was recorded Good). Source: NRW DataMapWales WFD Cycle 3 classification layer.
NRW (Wales) · GB110058026280

