Battery storageOperatingERCOT

Rio Grande City BESS 2

Battery storage project in Starr County, Texas. 9.9 MW of nameplate capacity across 1 generator, operated by Prologis Logistics Services Incorporated BESS.

Also known as EIA plant 68687

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MestenoRio Grande City BESS 210 km
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5 plants within 16 km, from EIA coordinates.

Key facts

Capacity
9.9 MWNameplate
Generators
1 operatingEIA-860M, August 2026
Operating since
July 2025First generator online
Operator
Prologis Logistics Services Incorporated BESSEIA operator ID 67035
Grid
ERCOTBalancing authority ERCO
Price nodes
1 ERCOT nodeResource nodes with prices
Location
Starr County, TX26.3928, −98.8194
EIA plant ID
68687EIA plant page

Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.

How much power Rio Grande City BESS 2 produces

Free · EIA-923

Net generation, 2025

−573 MWh

−573 MWh, final

Battery discharge, 2025

1.91 GWh

Charge 2.48 GWh

January to July 2026

Not reported

Provisional. 0 of 7 months reported

Annual net generation, MWh
Annual net generation from EIA-923
YearNet generation, MWhCapacity factorMonths reported
2000Not reportedNot reported0 of 12
2001Not reportedNot reported0 of 12
2002Not reportedNot reported0 of 12
2003Not reportedNot reported0 of 12
2004Not reportedNot reported0 of 12
2005Not reportedNot reported0 of 12
2006Not reportedNot reported0 of 12
2007Not reportedNot reported0 of 12
2008Not reportedNot reported0 of 12
2009Not reportedNot reported0 of 12
2010Not reportedNot reported0 of 12
2011Not reportedNot reported0 of 12
2012Not reportedNot reported0 of 12
2013Not reportedNot reported0 of 12
2014Not reportedNot reported0 of 12
2015Not reportedNot reported0 of 12
2016Not reportedNot reported0 of 12
2017Not reportedNot reported0 of 12
2018Not reportedNot reported0 of 12
2019Not reportedNot reported0 of 12
2020Not reportedNot reported0 of 12
2021Not reportedNot reported0 of 12
2022Not reportedNot reported0 of 12
2023Not reportedNot reported0 of 12
2024Not reportedNot reported0 of 12
2025−573Not reported12 of 12
2026 (provisional, partial year)Not reportedNot reported0 of 7

* 2026 covers January to July and is provisional. Battery plants can report negative net generation, when charging uses more energy than they discharge.

Power prices and basis

Free account · ERCOT

Emissions

Free · EPA CAMPD

No EPA emissions units are linked to this plant.

Water use

Free · EIA-923 cooling, USGS

No EIA cooling-water record for this plant in 2024. Plants without steam cooling, such as wind, solar and batteries, do not report cooling water.

Generators

Free · EIA-860M
GeneratorTechnologyNameplate MWOnline since
RGC01Batteries9.9July 2025

Ownership and offtake

Pro
Pro

Ownership and offtake are part of Pro

Owners and their shares, parent companies, and power purchase agreements with their buyers. EIA-860M lists Prologis Logistics Services Incorporated BESS as the operator, which is not always the owner.

Modeled data

Pro

Pro adds modeled values for this plant. Everything above stays free.

Analyst and MCP

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Power plants near Rio Grande City BESS 2

More plants operated by Prologis Logistics Services Incorporated BESS

Questions about Rio Grande City BESS 2

How much power does Rio Grande City BESS 2 produce?

Rio Grande City BESS 2 reported −573 MWh (−573 MWh) of net generation in 2025.

Where is Rio Grande City BESS 2?

Rio Grande City BESS 2 is in Starr County, Texas, at 26.3928, −98.8194. It is in the Electric Reliability Council of Texas, Inc. balancing area (ERCO).

Who operates Rio Grande City BESS 2?

EIA-860M for August 2026 lists Prologis Logistics Services Incorporated BESS as the operator (EIA operator ID 67035). The operator is not always the owner.

When did Rio Grande City BESS 2 start operating?

Its first generator began operating in July 2025, according to EIA-860M.

Does InfraMap have power prices for Rio Grande City BESS 2?

Yes. InfraMap has ERCOT day-ahead and real-time prices at 1 price node linked to Rio Grande City BESS 2, with the hub price and node-to-hub basis. Prices are free with an InfraMap account; pricing node names are part of InfraMap Pro.

Sources

  • EIA-860 2025 (final) and EIA-860M August 2026: plant, generators, capacity, operator and location
  • EIA-923 monthly net generation, 2000 to July 2026 (2026 provisional)
  • ERCOT day-ahead and real-time prices; node and hub assignments as of 2026-10-05

Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page