LARSEN MEMORIAL

Operating

Natural Gas power plant

Capacity
149 MW
Primary fuel
Natural Gas
County
Polk County
Operator
CITY OF LAKELAND - (FL)
Status
Operating
Commissioned
1956
EIA plant ID
675
Generators
4
Technology
Natural Gas Fired Combined Cycle
Net generation (2024)
298 GWh
Capacity factor (2024, EIA nameplate)
25%
Data vintage
EIA-860 2024 final; EIA-923 2022-2024 final
Coordinates
28.0492, -81.9229

See it on the map

LARSEN MEMORIAL, a 149 MW Natural Gas power plant in Polk County, Florida. Operated by CITY OF LAKELAND - (FL), commissioned 1956.

How LARSEN MEMORIAL compares

With 149 MW of capacity, LARSEN MEMORIAL ranks 48th among the 110 operating power plants Bywatts maps in Florida and 35th of the 55 operating Natural Gas plants in the state. It accounts for about 0.3% of Florida's operating Natural Gas capacity and 0.2% of all operating capacity in the state. Nationally it is the 611th-largest of the 1,185 operating Natural Gas plants in the database. Commissioned in 1956, it is older than 97% of the 108 operating Florida plants with a recorded commissioning year. Its operator, CITY OF LAKELAND - (FL), runs 3 operating plants in Florida totaling 1,193 MW. It shares Polk County with 13 other operating plants, including HINES ENERGY COMPLEX and POLK.

EIA-860 lists 4 generators at the site with 134 MW of nameplate capacity, mainly natural gas fired combined cycle technology (this page's HIFLD capacity figure is 149 MW). Net generation was 298 GWh in 2024 (a 25% capacity factor), up 58% from 2022. Its generators came online between 1956 and 1992.

Grid neighborhood

The nearest named substation is GRIFFIN (230 kV), about 7.5 miles away; the closest transmission line found within 10 miles is a 230 kV line, about 0.9 miles away. Another 13 operating power plants totaling 5,773 MW sit within 25 miles; the largest is HINES ENERGY COMPLEX (2,263 MW, Natural Gas). Within 50 miles are 3 mapped data centers; the nearest is The Franklin Exchange Tampa in Tampa, about 33.4 miles away.

Computed by Bywatts from HIFLD power plant, substation and transmission line records, EIA-860/923 survey data and PeeringDB data center locations; distances are straight-line. Sources and methodology

Weather peril exposure

LARSEN MEMORIAL is a 149 MW natural gas power plant in Polk County, FL, operated by CITY OF LAKELAND - (FL), commissioned in 1956. Polk County carries elevated modeled catastrophe exposure in the FEMA National Risk Index, scoring 3.4 of 5 at the 59th national percentile. Strong wind is the leading peril, rated Very High by FEMA at the 98th percentile.

The Bywatts loss layer is calibrated to solar PV hardware, so it is not applied to a natural gas plant. The ratings below are the FEMA National Risk Index county hazard ratings for this location.

3.4 of 5Modeled catastrophe exposure
ElevatedExposure band
Strong windLeading peril
Relatively HighFEMA county risk rating

Polk County hazard ratings

PerilFEMA ratingNational percentilePeril scoreEvents per year
Strong windVery High98th4.9 of 51.0
HurricaneVery High92nd4.7 of 50.25
WildfireRelatively Moderate86th4.4 of 5<0.01
LightningVery High59th3.4 of 595.7
TornadoRelatively High37th2.5 of 52.0
Heat waveRelatively Moderate21st1.8 of 53.2
Riverine floodingRelatively High17th1.7 of 51.4
HailRelatively Moderate15th1.6 of 52.2
EarthquakeVery Low9th1.3 of 5<0.01

Perils not assessed in Polk County

These perils carry no usable National Risk Index figure for this county, so they are excluded from the scoring rather than scored zero. A zero would claim the peril was assessed and found benign.

PerilWhy it is not scored
Coastal floodingFEMA rating is "Not Applicable" for this county
Winter weatherFEMA rating is "No Rating" for this county
Ice stormFEMA rating is "Not Applicable" for this county

Model hail, wind and flood exposure for Polk County in the weather risk calculator

Ratings are the FEMA National Risk Index county hazard ratings; the peril score is a Bywatts transform of the FEMA national percentile. Full data sources and the solar vulnerability methodology are in the weather risk calculator.

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.