The 50-state solar guide
50 states, one honest framework
Every state guide is built from primary sources — utility tariffs, commission orders, IRS rules — with a verification date on every number. No recycled press releases, no mystery math.
States covered50
Source coverageVaries by topic
Federal credit rule30% (in service by 12/31/25)
Source datesListed in each guide
Tiles are colored by sun resource — 20 high-sun (amber) · 29 moderate (pale) · 1 lower (navy). Sun zone is a qualitative resource indicator, not a measurement.
ALAlabamaMed sunAKAlaskaLow sunAZArizonaHigh sunARArkansasHigh sunCACaliforniaHigh sunCOColoradoHigh sunCTConnecticutMed sunDEDelawareMed sunFLFloridaHigh sunGAGeorgiaHigh sunHIHawaiiHigh sunIDIdahoHigh sunILIllinoisMed sunINIndianaMed sunIAIowaMed sunKSKansasHigh sunKYKentuckyMed sunLALouisianaMed sunMEMaineMed sunMDMarylandMed sunMAMassachusettsMed sunMIMichiganMed sunMNMinnesotaMed sunMSMississippiMed sunMOMissouriMed sunMTMontanaHigh sunNENebraskaHigh sunNVNevadaHigh sunNHNew HampshireMed sunNJNew JerseyMed sunNMNew MexicoHigh sunNYNew YorkMed sunNCNorth CarolinaHigh sunNDNorth DakotaHigh sunOHOhioMed sunOKOklahomaHigh sunOROregonMed sunPAPennsylvaniaMed sunRIRhode IslandMed sunSCSouth CarolinaMed sunSDSouth DakotaHigh sunTNTennesseeMed sunTXTexasHigh sunUTUtahHigh sunVTVermontMed sunVAVirginiaMed sunWAWashingtonMed sunWVWest VirginiaMed sunWIWisconsinMed sunWYWyomingHigh sun