Water risk in Portsmouth
United Kingdom · United Kingdom basin
Overall water risk
Portsmouth sits in the United Kingdom basin. Its overall water-risk level is elevated. This address sits in a moderately water-stressed basin with rising exposure across one or two dimensions. Data sourced from WRI Aqueduct 4.0 + Copernicus EDO + Eurostat.
Drought
Periodic drought conditions appear in dry years. Summer rainfall deficits of 20%+ have been recorded in several recent years.
Flooding
Outside the principal floodplain, but adjacent watercourses can produce surface flooding during extreme events.
Water stress
Moderate basin-level water stress. The supply system has buffer today but is sensitive to dry-year conditions and demand growth.
Tap water & sanitation
We don't yet have this indicator for Portsmouth.
The 2050 outlook
Climate models project water stress in the United Kingdom basin to intensify through 2050 under both mid- and high-emissions scenarios. The full report puts an exact figure on the 30-year trajectory for your address.
Scores combine Copernicus EDO (drought), WRI Aqueduct 4.0 (flood & water stress) and Eurostat (tap water & sanitation).