A man in his 20s was found with shotgun wounds, which were found to be non-fatal.
He was treated at the scene before being taken to hospital, police confirmed.
Lambeth Police tweeted: ” Police are currently at the scene of a non-fatal shooting at Abbeville Road, #Lambeth.
“A man was found injured around 5:30 pm.
“He was taken to hospital and his injuries were found to be non-fatal.
“All witnesses can call police on 101, citing CAD 5784 / Jul 26”
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In recent weeks, the capital has reported several violent crimes.
Earlier this month, a murder investigation was opened after a man was shot dead in north London.
Police and gun crews found gunshot wounded man in his 20s at Windrush Road on the Stonebridge Estate in Brent.
Officers said they provided first aid until paramedics arrived, but despite their efforts, the man was pronounced dead at the scene.
Days earlier, a man in his 30s had been shot dead in Penge, London, marking the eighth fatal shot this year.
Metropolitan Police were called by the London Ambulance Service around 2 a.m. to report a collapsed man in Croydon Road, Penge.
The man was pronounced dead at the scene.
Specialist Crime detectives investigate and believe the man died of gunshot wounds.
Interior Minister Priti Patel has already promised to increase the number of police in the streets.
She recently tweeted: ” Glad to confirm that more than 70,000 people have already applied to join the police.
More officers on the streets will help keep us safe.
“If you want to make a difference in your community, I encourage you to apply today. “