Southern Cross University in Lismore has gone into lockdown, with a police operation under way following a series of threatening calls.
There have been no reports of injury or shots fired.
A police operation is underway involving officers from Richmond Police District and other specialist resources.
Police are advising the public to avoid the area as the operation continues.
No further information is available at this time.
UPDATE, 3.05pm: A WOMAN who is at the university's plaza is watching the lockdown situation unfold.
Louise Hardman, posting on The Northern Star's Facebook page, said she saw "five policemen with machine guns just came in moving towards the library region, pointing their guns and using hand signals".
She described the situation as "freaky".
UPDATE, 2.45pm: AN SCU student who is locked on the second floor of the library has confirmed he's heard reports there's at least one shooter on campus.
Rhys Harrison said he was currently in lockdown with about 60 people.
"The stress level seems pretty high but no one is panicking," he said.
Meanwhile, students from Wyrallah Road Public School have been advised that they are safe to travel home on buses.
Any student who walk or ride a bike home will be held at school and parents are asked to collect their child/ren from the school.
UPDATE, 2.20pm: SOUTHERN Cross University is urging all students and staff members to stay inside, with the Lismore campus currently in emergency lockdown.
One student, Angus Field, posted on Instagram: "Holy f--k there's a shooter at uni".
There have been other reports of two gunmen on the campus. Sirens have been heard coming from the university this afternoon as police surround the facility. The reports of an armed person on campus have not been confirmed by authorities, but police continue to converge on the uni. Police are urging people to keep well away from the area. Lismore High and the nearby childcare centre, Blinkys, are also in lockdown.
UPDATE, 2.15pm: A POLICE operation is currently underway at Southern Cross University campus, Lismore.
Officers from Richmond Police District and specialist resources are on the scene. Police are advising the public to avoid the area. No further information is available at this time. The Rivers Secondary College Lismore High campus is also in lockdown this afternoon.
"The school is currently in lockdown due to an unfolding matter at the university," the principal posted on the school's Facebook page.
"Students are safe and the school will remain in lockdown until advised by police.
"Please do not attempt to collect your child. We will update you when possible."
NSW Education spokesman has confirmed the school has been placed into lockdown as a result of the incident on SCU campus.
"As a precaution the police advised the school in lockdown," he said.
"The school has let parents know.
"The incident is not related to the school."
The university has urged anyone on campus to "stay indoors".
Original story: POLICE and emergency services are rushing to Southern Cross University's Lismore campus this afternoon, where a serious situation is unfolding. Police could not confirm details at this stage, but people are being urged to stay away from the area.
It is understood the university is currently in lockdown. Police are patrolling the entrance to the facility and turning away all students and staff members, saying it will be a long time before the uni reopens.
The SCU law students posted on their Facebook page: "Please be aware that the Campus is in emergency lockdown. Please follow all warning announcements and stay indoors. You'll be advised on further instructions by staff on campus."
Ambulance crews have been called to Southern Cross University Lismore Campus, following a police lockdown. An Ambulance NSW spokeswoman confirmed one crew was on scene.
"We're not treating anyone, we're there on operational standby only," she said.
