The Perfect Match. Optimizing Major Solar Farm Operations and ParcelAtlas Inside ArcGIS Online Published January 18, 2021 Done Mill Valley, CA - January 15, 2020. With Utility-Scaled Solar Farm Energy now costing (after all-things-considered) less per Kilowatt Hour than both Coal and Natural Gas fired power plants, Urban Grid Solar (UGS), a utility-scale solar project developer, is busier than ever. Already an avid user of Living Atlas ArcGIS® Online, they opted to keep up with increasing demand by adding ParcelAtlas as their national parcel layer service due to it being the only one INSIDE ArcGIS Online, offering the highest performance and unlimited queries. According to Dan Cassidy, UGS Manager: