Power Plants in Maryland
Bywatts lists 64 power plants in Maryland.
Weather peril risk for Maryland projects
24 Maryland counties carry a FEMA National Risk Index hazard profile. Hurricane is the leading peril in 12 of them, and Somerset County ranks highest for modeled catastrophe exposure at 3.2 of 5.
Maryland counties ranked by modeled catastrophe exposure
| County | Exposure score | Band | Leading peril | FEMA rating | Insurability signal |
|---|---|---|---|---|---|
| Somerset County | 3.2 of 5 | Elevated | Coastal flooding | Relatively High | Constrained |
| Dorchester County | 3.2 of 5 | Elevated | Coastal flooding | Relatively High | Standard |
| Calvert County | 2.7 of 5 | Elevated | Coastal flooding | Relatively Low | Standard |
| Caroline County | 2.7 of 5 | Elevated | Hurricane | Relatively Moderate | Constrained |
| St. Mary's County | 2.7 of 5 | Elevated | Coastal flooding | Relatively Moderate | Standard |
| Worcester County | 2.6 of 5 | Elevated | Hurricane | Relatively Moderate | Constrained |
| Wicomico County | 2.5 of 5 | Moderate | Hurricane | Relatively Moderate | Constrained |
| Garrett County | 2.5 of 5 | Moderate | Winter weather | Relatively Moderate | Standard |
| Kent County | 2.5 of 5 | Moderate | Coastal flooding | Relatively Low | Standard |
| Talbot County | 2.3 of 5 | Moderate | Lightning | Relatively Moderate | Standard |
What this means for insurance placement in Maryland
4 of 24 assessed Maryland counties flag as Constrained or Difficult on the modeled insurability signal, which is where percentage hail and named windstorm deductibles, and any sublimit discussion, tend to start. The signal is a screening output, not a carrier decision.
Score a Maryland county for hail, wind and flood exposure in the weather risk calculator
Data source and vintage
- FEMA rating, national percentile and events per year are reported by the FEMA National Risk Index for the county.
- Exposure score is derived by Bywatts as the national percentile of the county's modeled solar loss rate, so a 5 is the worst national quintile. Band and insurability signal are Bywatts screening outputs, not carrier decisions.
Modeled estimate for screening and negotiation. Built from FEMA National Risk Index county hazard data and a solar vulnerability layer documented above. Not a quote, a binder, or actuarial advice, and not a substitute for a carrier's own model. Hazard data: FEMA National Risk Index December 2025, synced 2026-07-24. Resolution is county level, not site level. The solar vulnerability layer that turns FEMA building loss into modeled solar loss was derived by Bywatts and revised on physical reasoning. It has not been reviewed by a practising underwriter.
| Plant | Fuel | Capacity (MW) | Operator |
|---|---|---|---|
| CHALK POINT LLC | Coal | 2,647 | NRG CHALK POINT LLC |
| CALVERT CLIFFS NUCLEAR POWER PLANT | Nuclear | 1,829 | CALVERT CLIFFS NUCLEAR PP LLC |
| MORGANTOWN GENERATING PLANT | Coal | 1,548 | NRG ENERGY |
| BRANDON SHORES | Coal | 1,370 | RAVEN POWER HOLDINGS LLC |
| HERBERT A WAGNER | Coal | 1,059 | RAVEN POWER HOLDINGS LLC |
| DICKERSON | Coal | 930 | NRG ENERGY |
| NAEA ROCK SPRINGS LLC | Natural Gas | 773 | NAEA ROCK SPRINGS LLC |
| CONOWINGO | Hydro | 531 | EXELON POWER |
| C P CRANE | Coal | 416 | RAVEN POWER HOLDINGS LLC |
| PERRYMAN | Natural Gas | 404 | CONSTELLATION POWER SOURCE GEN |
| PANDA BRANDYWINE LP | Natural Gas | 289 | PANDA-BRANDYWINE LP |
| RIVERSIDE | Natural Gas | 257 | CONSTELLATION POWER SOURCE GEN |
| AES WARRIOR RUN COGENERATION FACILITY | Coal | 229 | AES WR LTD PARTNERSHIP |
| VIENNA OPERATIONS | Oil | 181 | NRG VIENNA OPERATIONS INC |
| NOTCH CLIFF | Natural Gas | 144 | CONSTELLATION POWER SOURCE GEN |
| WESTPORT | Natural Gas | 122 | CONSTELLATION POWER SOURCE GEN |
| GOULD STREET | Natural Gas | 104 | CONSTELLATION POWER SOURCE GEN |
| PHILADELPHIA | Oil | 83 | CONSTELLATION POWER SOURCE GEN |
| CRITERION WIND PROJECT | Unknown | 70 | CRITERION POWER PARTNERS LLC |
| MONTGOMERY COUNTY RESOURCE RECOVERY | Biomass | 68 | COVANTA MONTGOMERY, INC. |
| LUKE MILL | Coal | 65 | NEWPAGE CORP-LUKE |
| WHEELABRATOR BALTIMORE REFUSE | Biomass | 65 | WHEELABRATOR ENVIRONMENTAL SYSTEMS |
| ROTH ROCK WIND FARM LLC | Unknown | 40 | ROTH ROCK WIND FARM LLC |
| EASTON 2 | Oil | 39 | EASTON UTILITIES COMM |
| EASTON | Oil | 34 | EASTON UTILITIES COMM |
| UMCP CHP PLANT | Natural Gas | 27 | TRIGEN-CINERGY SOLUTIONS COLLEGE PARK |
| CENTRAL UTILITY PLANT AT WHITE OAK | Unknown | 23 | GSA METROPOLITAN SERVICE CENTER |
| NIH COGENERATION FACILITY | Natural Gas | 22 | POWER CHOICE/PEPCO ENERGY SERV |
| DEEP CREEK | Hydro | 20 | BP PINEY & DEEP CREEK LLC |
| DOMINO SUGAR BALTIMORE | Natural Gas | 18 | AMERICAN SUGAR REFINING, INC. |
| MOUNT SAINT MARY'S | Unknown | 14 | CONSTELLATION SOLAR HORIZONS LLC |
| GODDARD STEAM PLANT | Unknown | 12 | NAVAL FACILITIES ENGINEERING COMMAND |
| CRISFIELD | Oil | 12 | CALPINE MID-ATLANTIC GENERATION LLC |
| SOLO CUP CO | Natural Gas | 11 | SOLO CUP CO |
| BERLIN | Oil | 9 | TOWN OF BERLIN - (MD) |
| EASTERN CORRECTIONAL INSTITUTE | Biomass | 6 | MARYLAND ENVIRONMENTAL SERVICE |
| HERBERT FARM SOLAR | Unknown | 6 | SMECO SOLAR LLC |
| WICOMICO | Biomass | 5 | INDUSTRIAL POWER GENERATING COMPANY LLC |
| BROWN STATION ROAD PLANT II | Biomass | 4 | PRINCE GEORGE'S COUNTY |
| MILLERSVILLE LFG | Unknown | 3 | LES OPERATIONS SERVICES LLC |
| EASTERN LANDFILL GAS LLC | Biomass | 3 | EASTERN LANDFILL GAS LLC |
| BROWN STATION ROAD PLANT I | Biomass | 3 | PRINCE GEORGE'S COUNTY |
| MONTGOMERY COUNTY OAKS LFGE PLANT | Biomass | 2 | SCE ENGINEERS |
| FC LANDFILL ENERGY | Unknown | 2 | FC LANDFILL ENERGY |
| INNER HARBOR EAST HEATING | Natural Gas | 2 | TRIGEN INNER HARBOR EAST, LLC |
| FEDEX FIELD SOLAR FACILITY | Unknown | 2 | NRG SOLAR ARROWHEAD LLC |
| WORCESTER COUNTY RENEWABLE ENERGY | Biomass | 2 | WORCESTER COUNTY RENEWABLE ENERGY LLC |
| SMITH ISLAND | Oil | 2 | A & N ELECTRIC COOP |
| MCCORMICK & CO. INC. AT BELCAMP | Unknown | 1 | CONSTELLATION SOLAR MARYLAND, LLC |
| HARFORD WASTE TO ENERGY FACILITY | Biomass | 1 | ENERGY RECOVERY OPERATIONS, INC |
| ALPHA RIDGE LFG | Unknown | 1 | HOWARD COUNTY - MARYLAND |
| IKEA COLLEGE PARK 411 | Unknown | 1 | IKEA PROPERTY INC |
| KENT COUNTY - WORTON COMPLEX | Unknown | 1 | WASHINGTON GAS ENERGY SERVICES, INC. |
| KENT COUNTY-KENNEDYVILLE | Unknown | 1 | WASHINGTON GAS ENERGY SERVICES, INC. |
| PERDUE SALISBURY PHOTOVOLTAIC | Unknown | 1 | WASHINGTON GAS ENERGY SERVICES, INC. |
| ROCK HALL | Unknown | 1 | WASHINGTON GAS ENERGY SERVICES, INC. |
| CPV ST CHARLES ENERGY CENTER | Unknown | · | CPV MARYLAND LLC |
| FIRSTENERGY R PAUL SMITH POWER STATION | Coal | · | ALLEGHENY ENERGY SUPPLY CO LLC |
| IKEA PERRYVILLE 460 | Unknown | · | IKEA PROPERTY INC |
| MARYLAND SOLAR | Unknown | · | FIRST SOLAR ENERGY LLC |
| PEA PATCH WIND FARM | Unknown | · | NOBLE ENERGY SYSTEMS, INC. |
| SOLAR FARM | Unknown | · | NOT AVAILABLE |
| SPARROWS POINT | Other | · | RG STEEL, LLC |
| UMMS AT POCOMOKE | Unknown | · | CONSTELLATION SOLAR MARYLAND II LLC |