Agricultural Pollution Reduction — 40% by 2038
Definition
Statutory Environment Act 2021 target: reduce total nitrogen, phosphorus, and sediment pollution from agriculture into water by at least 40% by 2038 (vs. 2018 baseline). Interim: 12% nationally by December 2030; 18% in catchments with protected sites in unfavourable condition.
Contributing strategies
- target-delivery-plans — Agriculture Water Quality TDP; four-pillar delivery framework
- farming-rural-policy-2025 — ELM schemes (Pillar 2); SFI changes risk reducing uptake
- environmental-improvement-plan-2025 — EIP Goal 3: Water quality
Four delivery pillars and their contributions
| Pillar | Mechanism | Target contribution | Risk |
|---|---|---|---|
| 1: Regulatory | EA inspections; slurry grants; permitting | 12% | Low-medium: inspections being scaled up |
| 2: Voluntary ELM | SFI; Countryside Stewardship | 3% | High: SFI January 2026 simplification |
| 3: Land use change | Woodland; low-input grassland | 11% | Medium: depends on SFI and planting rates |
| 4: Innovation | Farming Innovation Programme; novel fertilisers | 14% | Medium: trial completion 2026-2028 |
Commitments
- defra-agri-water-quality-40pct-2038 — 40% reduction by 2038
- defra-agri-water-quality-12pct-2030 — 12% reduction by December 2030 (interim)
Delivery status: at-risk
Key risk: The SFI January 2026 changes reduce the number of scheme actions and review payment rates for actions with high uptake that take land out of production. Buffer strips, low-input grassland, and nutrient planning actions — which directly contribute to Pillars 2 and 3 — are among those under review. If uptake of these actions falls, the 3% Pillar 2 contribution and part of the 11% Pillar 3 contribution are at risk.
The 15-month monitoring lag on water quality means deviations from the 2030 interim target will not be visible until very late in the delivery period.
Delivery history
| Date | Update |
|---|---|
| December 2025 | Agriculture Water Quality TDP published |
| January 2026 | SFI 2026 changes announced at OFC; actions reduced; payment rates under review |
| March 2026 | Planning consultation for farmers closes (farm diversification, reservoirs etc.) |
Tensions
- sfi-simplification-water-quality — Direct conflict: the scheme designed to deliver Pillar 2 has been simplified in ways that may reduce environmental action uptake