{ "culture": "en-US", "name": "Freq_Updated", "guid": "3D5A4A8A-D309-4E69-B23D-859771D360D0", "catalogPath": "", "snippet": "Data from NOAA\u2019s Sewell\u2019s Point tide gauge in Norfolk (Hampton\nRoads) was used for the localities that comprise the region known as the Peninsula. NOAA\u2019s Windmill Point and Kiptopeke tide gauges were used for Accomack and Northampton Counties, respectively. Tidal records from a 19-year period (roughly one tidal epoch) were extracted and the data were\nanalyzed for the frequency of water levels at topographic elevation increments of one foot (NAVD88).\nBased on the 2017 Intermediate-High numbers with subsidence accounted for elevations of 2.08 feet for\n2050 and 6.06 feet for 2100 were added to the tide gauge record to model future flood frequencies. The modeled data was re-analyzed for the frequency of water levels at elevation intervals of one foot (NAVD88).", "description": "", "summary": "Data from NOAA\u2019s Sewell\u2019s Point tide gauge in Norfolk (Hampton\nRoads) was used for the localities that comprise the region known as the Peninsula. NOAA\u2019s Windmill Point and Kiptopeke tide gauges were used for Accomack and Northampton Counties, respectively. Tidal records from a 19-year period (roughly one tidal epoch) were extracted and the data were\nanalyzed for the frequency of water levels at topographic elevation increments of one foot (NAVD88).\nBased on the 2017 Intermediate-High numbers with subsidence accounted for elevations of 2.08 feet for\n2050 and 6.06 feet for 2100 were added to the tide gauge record to model future flood frequencies. The modeled data was re-analyzed for the frequency of water levels at elevation intervals of one foot (NAVD88).", "title": "Freq_Updated", "tags": [], "type": "Map Service", "typeKeywords": [ "ArcGIS", "ArcGIS Server", "Data", "Map Service", "Service" ], "thumbnail": "thumbnail/thumbnail.png", "url": "", "extent": [ [ -77.6352978415008, 36.5502774488474 ], [ -75.2422997959501, 38.8983784901521 ] ], "minScale": 0, "maxScale": 1.7976931348623157E308, "spatialReference": "WGS_1984_Web_Mercator_Auxiliary_Sphere", "accessInformation": "", "licenseInfo": "", "portalUrl": "" }