I am on vacation at this time. I will return on Monday July 23rd. I will reply (if necessary) to your email when I return. If you need immediate assistance please contact the following people: For ground-water and aquifer recharge related information please conatct Jeff Hoffman: jhoffma2@dep.state.nj.us For GIS and NJGS network related information please contact Ron Pristas: rpristas@dep.state.nj.us