A police raid in Hatfield this afternoon uncovered a cannabis factory and suspected human trafficking victims.

Welwyn Hatfield Times: A Police Scientific Services Unit outside a house in Errington Close, Hatfield. Picture: DANNY LOOA Police Scientific Services Unit outside a house in Errington Close, Hatfield. Picture: DANNY LOO (Image: ©2019 Archant)

Officers acting on intelligence stormed an address in Errington Close and discovered a cannabis factory inside the property.

One person has been arrested on suspicion of cannabis production.

Two other people are being dealt with as suspected victims of human trafficking.

Specialist officers remain on scene and investigations are continuing.

Welwyn Hatfield Times: A Police Scientific Services Unit outside a house in Errington Close, Hatfield. Picture: DANNY LOOA Police Scientific Services Unit outside a house in Errington Close, Hatfield. Picture: DANNY LOO (Image: ©2019 Archant)

Welwyn Hatfield Times: A Police Scientific Services Unit outside a house in Errington Close, Hatfield. Picture: DANNY LOOA Police Scientific Services Unit outside a house in Errington Close, Hatfield. Picture: DANNY LOO (Image: ©2019 Archant)

Welwyn Hatfield Times: A Police Scientific Services Unit outside a house in Errington Close, Hatfield. Picture: DANNY LOOA Police Scientific Services Unit outside a house in Errington Close, Hatfield. Picture: DANNY LOO (Image: ©2019 Archant)

Welwyn Hatfield Times: A Police Scientific Services Unit outside a house in Errington Close, Hatfield. Picture: DANNY LOOA Police Scientific Services Unit outside a house in Errington Close, Hatfield. Picture: DANNY LOO (Image: ©2019 Archant)

Welwyn Hatfield Times: A Police Scientific Services Unit outside a house in Errington Close, Hatfield. Picture: DANNY LOOA Police Scientific Services Unit outside a house in Errington Close, Hatfield. Picture: DANNY LOO (Image: ©2019 Archant)

Welwyn Hatfield Times: A Police Scientific Services Unit outside a house in Errington Close, Hatfield. Picture: DANNY LOOA Police Scientific Services Unit outside a house in Errington Close, Hatfield. Picture: DANNY LOO (Image: ©2019 Archant)

Welwyn Hatfield Times: A Police Scientific Services Unit outside a house in Errington Close, Hatfield. Picture: DANNY LOOA Police Scientific Services Unit outside a house in Errington Close, Hatfield. Picture: DANNY LOO (Image: ©2019 Archant)

Welwyn Hatfield Times: A Police Scientific Services Unit outside a house in Errington Close, Hatfield. Picture: DANNY LOOA Police Scientific Services Unit outside a house in Errington Close, Hatfield. Picture: DANNY LOO (Image: ©2019 Archant)

Welwyn Hatfield Times: A Police Scientific Services Unit outside a house in Errington Close, Hatfield. Picture: DANNY LOOA Police Scientific Services Unit outside a house in Errington Close, Hatfield. Picture: DANNY LOO (Image: ©2019 Archant)

Welwyn Hatfield Times: A Police Scientific Services Unit outside a house in Errington Close, Hatfield. Picture: DANNY LOOA Police Scientific Services Unit outside a house in Errington Close, Hatfield. Picture: DANNY LOO (Image: ©2019 Archant)

Welwyn Hatfield Times: A Police Scientific Services Unit outside a house in Errington Close, Hatfield. Picture: DANNY LOOA Police Scientific Services Unit outside a house in Errington Close, Hatfield. Picture: DANNY LOO (Image: ©2019 Archant)

Welwyn Hatfield Times: A Police Scientific Services Unit outside a house in Errington Close, Hatfield. Picture: DANNY LOOA Police Scientific Services Unit outside a house in Errington Close, Hatfield. Picture: DANNY LOO (Image: ©2019 Archant)