NYPD investigating after surveillance video captures group entering sewers through manholes

Police successful New York City are investigating aft respective radical were caught connected surveillance video this week going into the sewer via a manhole and emerging hours later.

"Earlier today, authorities conducted a thorough probe pursuing reports of unauthorized individuals wrong the sewer strategy connected McDonald Avenue," the NYPD said connected societal media. "The NYPD and different agencies person completed their sweep, confirming the country is harmless and escaped of hazards."

The radical were seen entering the manhole astir 11 p.m. connected Thursday successful the Flatbush vicinity successful Brooklyn and reemerging astir 2 a.m. connected Friday, according to PIX 11-TV.

Another radical was seen going into a manhole connected different thoroughfare and coming retired astir the aforesaid hours, the presumption reported, citing police.

250 MILLION GALLONS OF SEWAGE HAVE CONTAMINATED THE POTOMAC RIVER IN 'HISTORIC' SPILL

Police successful New York City are investigating aft respective radical were caught connected surveillance video this week going into the sewer via a manhole and emerging hours later. (NYPD)

The constabulary don’t yet cognize who the sewer explorers were oregon what they were up to.

The New York City Department of Environmental Protection besides did its ain inspection, telling Fox News Digital: "DEP has inspected the sewer infrastructure astatine this determination and recovered nary harm to the system."

A radical of sewer explorers entered via a manhole connected McDonald Avenue successful Flatbush. (Google Maps)

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The spokesperson warned, "Entering the sewer strategy is some amerciable and highly dangerous. Sewers tin incorporate galore hazards, including noxious and perchance deadly gases, unstable surfaces, flooding risks, and confined spaces. For these reasons, members of the nationalist should ne'er participate a pipe, drain, drawback basin, manhole, oregon outfall."

The radical were seen entering the manhole astir 11 p.m. connected Thursday successful the Flatbush vicinity successful Brooklyn and reemerging astir 2 a.m. connected Friday. (NYPD)

Fox News Digital has reached retired to the NYPD for comment.