SANTA ANA (CBS) — Officials described the smell on the outside of a Santa Ana house as overpowering.

But when they went inside, they were truly taken aback. And it was much worse. Rescuers had to wear respirators to breathe.

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Seven people — five adults and two children — and 110 cats living in a 900-square foot home.

Authorities told CBS2’s Stacey Butler that urine and feces were soaked into the carpet.

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Some of the cats were in bad medical condition and at least 20 had to be euthanized.

The homeowner reportedly police that his wife was running a non-profit cat rescue but that they lost control.

The woman and her daughter are facing a variety of animal cruelty charges.

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Minors who were staying in the house have been sent to live with other relatives.