section 8 tenant do not want to pay the water/sewer bill

[Xin Yang]

I am new landlord in New Brunswick, NJ, I rent 3 bedroom townhouse to the section 8 home. the tenants need pay all utilities. the water in the bathroom were bleaking she find out untill the water bill came, the water bill is very highabout $2,300.00 for the 4 and half months. she don't want pay any, I aske her pay $ 400 and I paid the rest. she said he will take care of it but never do. now she live there a year, she only pay $200 for the water. the open balance is $438.00. what should I do. do I need to go to court? do you think court can help me. they are section 8. please give me some idea.

thank you