NNG = Field Irrigation.
Posted: Tue Jul 28, 2020 5:26 pmNNG = Field Irrigation. To The Video: https://www.youtube.com/watch?v=7_J6lNirtcg Over the years my bride and I have seen this type of irrigation equipment working from a distance but never up close. I was waiting for the train to come by and decided to take advantage of the time to get a closer look.