Table 9: Rockingham County, NH Floodway Data, Lamprey River

Cross Section AJ - Base Flood Water-surface Elevation (Feet NGVD) Regulatory is 193.1

Cross Section AK - Base Flood Water-surface Elevation (Feet NGVD) Regulatory is 195.8

Cross Section AL - Base Flood Water-surface Elevation (Feet NGVD) Regulatory is 196.4

Floodway Data Table 9, Rockingham County, NH (All Jurisdictions) Lamprey River. Headers are Flooding source -Cross Sect and Flooding source Distance in feet above county boundary. Floodway Width Feet, Floodway Section (square Feet) Floodway Mean Velocity (feet per second) Base Flood Water-Surface Elevation (Feet NGVD) Regulatory, Base Flood Water-Surface Elevation (Feet NGVD) Without Floodway, Base Flood Water-Surface Elevation (Feet NGVD) With floodway, and Base Flood Water-Surface Elevation (Feet NGVD) Increase. Data for 22 cross sections. Cross section AJ, 193.1; Cross section AK, 195.8; Cross section AL, 196.4; Cross Section Am 200.6