Figure 7. The regional 50th percentile (P50) static storage resource maps for the (A) middle Cretaceous 1–3 zone, (B) Lower Cretaceous 1 zone, and (C) Upper Jurassic 1 zone. The total calculated 10th percentile (P10), P50, and 90th percentile (P90) estimates are also shown for each storage zone. DE = Delaware; GRS = geodetic reference system; MD = Maryland; NAD83/UTM zone 19N = North American Datum 1983 Universal Transverse Mercator, zone 19 (northern hemisphere); NJ = New Jersey; PA = Pennsylvania; w/ = with.