Power Plants Near 78666 — San Marcos, TX

65 power plants within 50 miles of ZIP 78666 (San Marcos, Texas). Click any plant for capacity, generation, emissions, and generator-level detail.

Centroid: 29.8754, -97.9404 · County: Hays

Natural Gas 66%Coal 23%Battery Storage 6%Solar 2%

Distance	Plant	Fuel	Capacity	Operator
7.2 mi	Hays Energy Project San Marcos, TX	Natural Gas	989 MW	Hays Energy, Llc
8.0 mi	Timmerman Power Plant Maxwell, TX	Natural Gas	—	Lower Colorado River Authority
10.8 mi	Mesquite Creek Lfgte Project New Braunfels, TX	Biomass	3 MW	Wm Renewable Energy Llc
15.2 mi	Canyon Canyon Lake, TX	Hydroelectric	6 MW	Guadalupe Blanco River Authority
16.0 mi	Cachi Seguin, TX	Battery Storage	—	Engie North America
17.4 mi	Dunlap Tp 1 New Brannfels, TX	Hydroelectric	4 MW	Guadalupe Blanco River Authority
19.6 mi	Rio Nogales Power Project Seguin, TX	Natural Gas	940 MW	City Of San Antonio - (Tx)
19.9 mi	Niagara Bottling - Seguin Seguin, TX	Solar	5 MW	Skyhigh 2 Solar
20.4 mi	Abbott Tp 3 Mcqueeney, TX	Hydroelectric	3 MW	Guadalupe Blanco River Authority
21.1 mi	Guadalupe Generating Station Marion, TX	Natural Gas	1,088 MW	Guadalupe Power Partners Lp
22.9 mi	Tp 4 Seguin, TX	Hydroelectric	2 MW	Guadalupe Blanco River Authority
23.3 mi	Nolte Seguin, TX	Hydroelectric	2 MW	Guadalupe Blanco River Authority
27.5 mi	System Control Center Austin, TX	Other Fossil	5 MW	Austin Energy
28.0 mi	Abia Parking Structure Austin, TX	Solar	2 MW	Socore Energy Llc
28.5 mi	Libra Storage Seguin, TX	Battery Storage	236 MW	Libra Storage Llc
29.1 mi	Holly Street Austin, TX	Natural Gas	—	Austin Energy
29.5 mi	Ebony Energy Storage San Antonio, TX	Battery Storage	208 MW	Ebony Energy Storage, Llc
29.9 mi	Bastrop Energy Center Cedar Creek, TX	Natural Gas	619 MW	Bastrop Energy Partners, Lp
30.3 mi	Sand Hill Austin, TX	Natural Gas	696 MW	Austin Energy
30.4 mi	Austin Austin, TX	Hydroelectric	18 MW	Lower Colorado River Authority
30.6 mi	Austin Tx Gigafactory Austin, TX	Solar	2 MW	Tesla Inc.
30.9 mi	Hal C Weaver Power Plant Austin, TX	Natural Gas	153 MW	University Of Texas At Austin
31.0 mi	Kingsberry Energy Storage System Austin, TX	Other Fossil	2 MW	Austin Energy
31.0 mi	Powerfin Kingsbery Austin, TX	Solar	3 MW	Powerfin Asl 1, Llc
31.1 mi	Gftx Bess Austin, TX	Battery Storage	125 MW	Giga Texas Energy Llc
32.4 mi	H 4 Cost, TX	Hydroelectric	2 MW	Guadalupe Blanco River Authority
32.8 mi	Robert Mueller Energy Center Austin, TX	Natural Gas	6 MW	Austin Energy
33.0 mi	Ikea Live Oak Rooftop Pv System Live Oak, TX	Solar	2 MW	Ikea Property Inc
34.8 mi	Oci Alamo 3 Llc San Antonio, TX	Solar	6 MW	Consolidated Edison Development Inc.
35.5 mi	Decker Creek Austin, TX	Natural Gas	206 MW	Austin Energy
35.6 mi	Marshall Ford Austin, TX	Hydroelectric	108 MW	Lower Colorado River Authority
36.0 mi	Webberville Solar Project Manor, TX	Solar	30 MW	Frv Ae Solar Llc
36.5 mi	Central Utility Plant Austin, TX	Natural Gas	14 MW	Silicon Hills Campus, Llc
36.6 mi	Oci Alamo 2, Llc Converse, TX	Solar	4 MW	Oci Energy Llc
37.0 mi	Austin Gas Recovery Austin, TX	Biomass	5 MW	Wm Renewable Energy Llc
37.3 mi	W B Tuttle San Antonio, TX	Natural Gas	—	City Of San Antonio - (Tx)
37.6 mi	Grs Sunset Farms Austin, TX	Natural Gas	—	Gas Recovery Systems Inc
38.3 mi	Domain Integrated Energy System Austin, TX	Natural Gas	—	Austin Energy
38.9 mi	H 5 Gonzales, TX	Hydroelectric	2 MW	Guadalupe Blanco River Authority
39.2 mi	Tessman Road San Antonio, TX	Natural Gas	—	Energy Developments, Inc D/B/A Edl
39.6 mi	Cps 1 Community Solar Adkins, TX	Solar	1 MW	City Of San Antonio - (Tx)
40.1 mi	Big Star Solar, Llc (Hybrid) Rosanky, TX	Solar	—	Big Sky Wind, Llc
40.5 mi	Heb_cpssadc San Antonio, TX	Natural Gas	6 MW	Texas Microgrid, Llc
41.1 mi	Dogwood Creek Solar And Bess Bastrop, TX	Battery Storage	—	Solar Proponent Llc
43.1 mi	Tx12 Silicon Hill Storage Pflugerville, TX	Other Fossil	100 MW	Key Capture Energy
43.1 mi	Alamo City Ess Tbd, TX	Battery Storage	—	Alamo City Ess Llc
44.2 mi	Sim Gideon Bastrop, TX	Natural Gas	623 MW	Lower Colorado River Authority
44.2 mi	Lost Pines 1 Power Project Bastrop, TX	Natural Gas	609 MW	Lower Colorado River Authority
44.5 mi	Padua 1 San Antonio, TX	Battery Storage	—	Padua 1
44.5 mi	Padua 2 San Antonio, TX	Battery Storage	—	Padua 2
44.5 mi	Padua 3 San Antonio, TX	Battery Storage	—	Padua 3
44.6 mi	Wal5479 Pflugerville, TX	Natural Gas	1 MW	Walmart Stores Texas, Llc
44.7 mi	Rush Ess Tbd, TX	Battery Storage	—	Rush Ess Llc
45.3 mi	J K Spruce San Antonio, TX	Coal	1,489 MW	City Of San Antonio - (Tx)
45.4 mi	J T Deely San Antonio, TX	Coal	932 MW	City Of San Antonio - (Tx)
45.5 mi	O W Sommers San Antonio, TX	Natural Gas	892 MW	City Of San Antonio - (Tx)
46.6 mi	Mission Road San Antonio, TX	Natural Gas	—	City Of San Antonio - (Tx)
47.4 mi	East Blackland Solar Project 1 Manor, TX	Solar	144 MW	Duke Energy Renewables Services
47.5 mi	Heb00591 Round Rock, TX	Natural Gas	2 MW	Texas Microgrid, Llc
48.2 mi	Blue Wing Solar Energy Generation San Antonio, TX	Solar	14 MW	Duke Energy Renewables Services
48.9 mi	Felps 2 - Calaveras Floresville, TX	Solar	1 MW	Dg Central 1, Llc
49.0 mi	Felps 1 - Calaveras Floresville, TX	Solar	1 MW	Dg Central 1, Llc
49.3 mi	Alamo 3 Bess 2 Converse, TX	Battery Storage	—	Consolidated Edison Development Inc.
49.4 mi	Ikea Round Rock 027 Round Rock, TX	Solar	1 MW	Ikea Property Inc
49.5 mi	Wal5480 Round Rock, TX	Natural Gas	1 MW	Walmart Stores Texas, Llc

Power generation near this area

There are 65 power plants within 50 miles of San Marcos, Texas (ZIP 78666), with a combined 10,313 MW of nameplate capacity. Natural Gas is the most common fuel type in this area with 23 of the 65 nearby plants. The closest plant is Hays Energy Project at 7.2 miles.

Nameplate capacity is the maximum output a plant can produce under ideal conditions — actual generation depends on fuel availability, demand, and maintenance schedules. Capacity factor (shown on individual plant pages) measures how much of that theoretical maximum a plant actually delivers over a year. Nuclear plants typically run above 90%; solar and wind range from 20–45% depending on location and weather.

All data comes from federal EIA and EPA releases. For a printable version of this proximity search, use the report link below. To explore all plants in Texas, visit the Texas state page.

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