WATER RESOURCES: TOWN OF EXETER

New Castle

Lee

DoverBarrington

R ye

Durh am

Exeter

Epping

S trath am

Brentw ood

Portsmouth

Nottingh am

Madbury

New marketGreenland

New ington

North Hampton

R ollinsford

New fields

0 0.25 0.5 0.750.125Miles

Base FeaturesMunicipal Boundaries

Waterbodies

Rivers and Streams

Class I Trunk Line Highway

Class II State Aid Highway

Class III Recreational Road

Class V Town Road

Class VI Not Maintained

Private

S LR LegendExtent of S ea-Level R ise 1.7'

Extent of S ea-Level R ise 4.0'

Extent of S ea-Level R ise 6.3'

Approximate Mean High High W ater Level

Prepared by th e S trafford R egional Planning Commission150 W akefield S t. S uite 12 R och ester, NH 03867T: (603) 994-3500 E: srpc@strafford.orgDate: 2/28/2017 Auth or: MS/R P/JL/KPPath : O:\d-multiyear\d-sea_level_rise\d-c-rise\d-map\Floodplain_1_3.mxdData S ources:Data sets w ere retrieved from th e NH GR ANIT database, December, 2015. Digital data in NH GR ANIT represent th e efforts ofth e contributing agencies to record information from th e cited source materials. Earth S ystems R esearch Center (ES R C), undercontract to th e Office of Energy & Planning (OEP), and in consultation w ith cooperating agencies, maintains a continuing programto identify and correct errors in th ese data. Neith er OEP nor ER S C make any claim as to th e validity or reliability or to anyimplied uses of th ese data.

1 inch = 602 feet

T h e C-R iS e project is funded by th eNational Oceanic and Atmosph ericAdministration under th e Coastal Z oneManagement Act (CZ MA)Enh ancement Program Projects ofS pecial Merit for FY 2015, auth orizedunder S ection 309 of th e CZ MA(16 U.S.C. § 1456b).

W ake CP, E Burakow ski, E Kelsey, K Hayh oe, A S toner, C W atson, E Douglas (2011) Climate Ch ange in th e Piscataqua/Great Bay R egion: Past, Present, and Future. Carbon S olutions New England R eport for th eGreat Bay (New Hampsh ire) S tew ards.”

T h e Climate R isk in th e S eacoast: Assessing Vulnerability of MunicipalAssets and R esources to Climate Ch ange (C-R iS e) project providesmaps and assessments of flood impacts to infrastructure and naturalresources in th e coastal Great Bay region associated w ith projectedincreases in storm surge, sea level, and precipitation.

WATER RESOURCES:TOWN OF EXETER Extent of Projected Tidal FloodingS ea-Level R ise 1.7', 4.0', 6.3'

Sea-Level R ise S cenariosPlease note th at th e sea-level rise scenarios used in th is assessment w erederived from th e W ake, 2011 report (refer to table of values below from th isreport). T h ese scenarios w ere selected prior to th e release of th e S cience andTech nical Advisory Panel R eport to th e N.H. Coastal R isks & HazardsCommission, in August, 2014 [1]. W h ile sligh tly different th an th e scenarioscited in th at report, th ey yield coverage estimates th at are w ith in th emapping margin of error.[1] W ake CP, Kirsh en P, Huber M, Knuuti K, and S tampone M (2014) S ea-level R ise, S torm S urges, and Extreme Precipitation in CoastalNew Hampsh ire: Analysis of Past and Projected Future Trends, prepared by th e S cience and Tech nical Advisory Panel (S TAP) for th e NewHampsh ire Coastal R isks and Hazards Commission.

Impact Legend100-Year Floodplain