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Table A-1 State-by-State Climate Region Index
A.5
Designing ENERGY STAR Qualified Homes
Arkansas 3
California 3
Colorado 1
Connecticut 2
Delaware 2
Florida 4
Georgia 4
Hawaii 4
Idaho 1
Illinois 2
AlpineButteColusaGlenn
Region 2: LakeLassenModocMono
YoloYuba
NevadaPlacerPlumasShasta
SierraSolanoSutterTehama
Imperial Inyo Riverside San BernardinoRegion 4:
BacaBentChaffeeCheyenneCrowley
Region 2: CusterEl PasoFremontHuerfanoKiowa
WashingtonYuma
Kit CarsonLakeLas AnimasLincolnOtero
PhillipsProwersPuebloSedgwickTeller
None
None
None
BanksBarrowBartowCarrollCatoosaChattahoocheeChattoogaCherokeeClarkeClaytonCobbCowetaDade
Region 3: DawsonDeKalbDouglasElbertFanninFayetteFloydForsythFranklinFultonGilmerGordonGwinnett
StephensTalbotTaylorTownsTroupUnionUpsonWalkerWaltonWhiteWhitfieldWilkes
HabershamHallHaralsonHarrisHartHeardHenryJacksonLamarLincolnLumpkinMaconMadison
MarionMeriwetherMurrayMuscogeeOconeeOglethorpePauldingPickensPikePolkRabunSchleySpalding
None
AshleyBradleyCalhounChicotClark
Region 4: ClevelandColumbiaDallasDeshaDrew
PikeSevierUnion
HempsteadHowardJeffersonLafayetteLincoln
Little RiverMillerMontgomeryNevadaOuachita
PrimaryRegion Exception CountiesState
BaldwinBarbourBullockButlerChoctawClarke
Region 4: CoffeeConecuhCovingtonCrenshawDaleDallas
PerryPikeRussell SumterWashingtonWilcox
EscambiaGenevaGreeneHaleHenryHouston
LowndesMaconMarengoMobileMonroeMontgomery
None
Alabama 3
None
AdaCanyonGem
Region 2: LemhiLincoln
MinidokaNez Perce
PayetteWashington
ApacheCochise
Region 2: CoconinoGila
Santa CruzYavapai
GrahamGreenlee
NavajoPima
Alaska 1
Arizona 4
GoodingJerome
A.6
Louisiana 4
Maine 1
Maryland 2
Massachusetts 2
Michigan 2
Minnesota 1
Mississippi 4
Missouri 2
Montana 1
Nebraska 2
Nevada 4
New Hampshire 1
New Jersey 2
New Mexico 2
State PrimaryRegion Exception Counties
None
Region 1:
AlcornBentonCalhounDeSoto
Region 3: GrenadaItawambaLafayetteLee
TishomingoUnionYalobusha
MarshallPanolaPontotoc
PrentissTateTippah
ButlerDuncan
Region 3: MississippiNew Madrid
Pemiscot Scott
None
None
BerkshireRegion 1: Franklin Hampden Hampshire
AlconaAlgerAlpenaAntrimArenacBaragaBayBenzieCharlevoixCheboyganChippewa
ClareCrawfordDeltaDickinsonEmmetGladwinGogebicGrand TaverseGratiotHoughtonHuron
OntonagonOsceolaOscodaOtsegoPresque IsleRoscommonSaginawSanilacSchoolcraftTuscolaWexford
IoscoIronIsabellaKalkaskaKeweenawLakeLeelanauLuceMackinacManisteeMarquette
MasonMecostaMenomineeMidlandMissaukeeMontcalmMontmorencyMuskegonNewaygoOceanaOgemaw
None
None
Stoddard
ChavesDeBaca
Dona AnaEddy
GuadalupeHidalgo
LeaLuna
Region 3:
None
Otero
None
Carson CityChurchillDouglas
Region 2: EsmeraldaHumboldtLincoln
StoreyWashoe
LyonMineral
NyePershing
Elko Eureka Lander White PineRegion 1:
AllamakeeBlack HawkBremerBuchananBuena VistaButlerCerro Gordo
Region 1: CherokeeChickasawClayClaytonDelawareDickinsonDubuque
PocahontasSiouxWinnebagWinneshiekWorthWright
EmmetFayetteFloydFranklinHancockHowardHumboldt
KossuthLyonMitchellO’BrienOsceolaPalo AltoPlymouth
None
None
Indiana 2
Iowa 2
Kansas 2
Kentucky 2
None
None
A.7
Utah 2
Vermont 1
Virginia 2
None
Region 3: AccomackCharles CityEssexGloucesterGreensville
Isle of WightJames CityKing and QueenKing GeorgeKing William
SurrySussexWestmorelandYork
LancasterMathewsMiddlesexNew KentNorthampton
NorthumberlandPrince GeorgeRichmondSouthamptonStafford
North Dakota 1
Ohio 2
Oklahoma 4
Oregon 2
Pennsylvania 2
Rhode Island 2
South Carolina 3
South Dakota 1
Tennessee 3
Texas 4
StatePrimaryRegion Exception Counties
None
None
Designing ENERGY STAR Qualified Homes
Region 2: Beaver Cimarron TexasEllis Harper
Region 3: CraigDelawareMayes
NowataOsage
WagonerWashington
OttawaPawnee
RogersTulsa
Region 1: Baker Klamath Union Wallowa
Region 1: Bradford Sullivan WyomingSusquehanna Tioga
None
Region 4: AllendaleBambergBarnwellBeaufort
BerkeleyCalhounCharlestonClarendon
OrangeburgRichlandSumter
ColletonDorchesterHampton
Jasper LeeLexington
Region 2: Gregory Mellette Todd Tripp
Region 2: BledsoeCoffeeCumberlandFentress
FranklinGrundyMarion
Van BurenWarrenWhite
MorganOvertonPickett
PutnumScottSequatchie
Region 3: AndrewsArmstrongBaileyBriscoeCarsonCastroCochranCrosby
DallamDawsonDeaf SmithFloydGainesGlasscockGrayHale
PotterRandallRobertsShermanSwisherTerryYoakum
HansfordHartleyHemphillHockleyHowardHutchinsonLambLipscomb
LubbockLynnMartinMidlandMooreOchiltreeOldhamParmer
Region 1: CacheCarbon
DaggettDuchesne
WasatchMorganRich
SummitUintah
Region 4: Washington
Region 1: AlleganyBroomeCattaraugusCayugaChemungChenangoClinton
CortlandDelawareEssexFranklinFultonHamiltonHerkimer
TiogaTompkinsWarrenWyomingYates
LewisLivingstonMadisonMontgomeryOneidaOnondagaOntario
OtsegoSchoharieSchuylerSenecaSt. LawrenceSteubenSullivan
Region 2: AlleghanyAsheAveryBuncombeBurke
CaldwellCherokeeClayGrahamHaywood
TransylvaniaWataugaWilkesYadkinYancey
HendersonJacksonMcDowellMaconMadison
MitchellPolkRutherfordSurrySwain
New York 2
North Carolina 3
8
ChelanFerry
KittitasOkanogan
Pend OrielleSkamania
SpokaneStevens
Region 1: Yakima
None
None
None
Washington 2
West Virginia 2
Wisconsin 1
Wyoming 1
PrimaryRegion
Exception CountiesState
11 The high efficiency WH requirement may be met by using a 0.59 EF gas WH or a 0.91 EF electric WH or by wrapping a lower-rated WH with a minimum of R-5 insulation.12 Electric resistance packages in Climate Region 1 require a maximum shell leakage rate of 4.0 ACH50 and a 70% efficient heat recovery ventilator to ensure that total ventilation rate is maintained at 0.35 ACH at all times. 13 A programmable thermostat is required for a forced air all-electric heating system. Zone controls are required for baseboard electric resistance heating systems.
CLIMATE REGION 1
Basic Requirements:
• Maximum shell leakage: 7.0 ACH50• Window SHGC: any• Minimum duct insulation: R-8
Table A-2 ENERGY STAR Design Packages
11
11
A.8
9
Designing ENERGY STAR Qualified Homes
• Maximum shell leakage: 7.0 ACH50• Maximum window SHGC: 0.55• Minimum duct insulation: R-8
CLIMATE REGION 2
Basic Requirements:
14 The high efficiency WH requirement may be met by using a 0.59 EF gas WH or a 0.91 EF electric WH or by wrapping a lower-rated WH with a minimum of R-5 insulation.
14
14
14
8
A.9
A.10
15 The high efficiency WH requirement may be met by using a 0.59 EF gas WH or a 0.91 EF electric WH or by wrapping a lower-rated WH with a minimum of R-5 insulation.
• Maximum shell leakage: 7.0 ACH50• Minimum duct insulation: R-6
CLIMATE REGION 3
Basic Requirements:
15
15
15
A.11
Designing ENERGY STAR Qualified Homes
16 Electric resistance packages are not available for homes placed in HUD Thermal Zone 3. 17 The high efficiency WH requirement may be met by using a 0.59 EF gas WH, a 0.91 EF electric WH or by wrapping a lower-rated WH with a minimum of R-5 insulation. 18 A programmable thermostat is required for a forced air all-electric heating system. Zone controls are required for baseboard electric resistance heating systems.
• Maximum shell leakage: 7.0 ACH50• Minimum duct insulation: R-6
CLIMATE REGION 4
Basic Requirements:
16
17
17
16
17
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18
18
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