Query
Fierce River BESS
Type
Entity Briefing
Entity
Fierce River BESS
State
TN
Technology
battery
Generated
2026-10-06T22:40:40.224Z

Briefing on Fierce River BESS

Entity Briefing
Generated Oct 6, 2026·Dataset freshness not reported
284 MW
Proposed capacity
active
Current status
Solar+Battery
Technology
ERCOT
Market / region
2029-02-22
Proposed COD
Facility Study
Queue phase
Briefing/projectactive

Fierce River BESS is a 284 MW Solar+Battery project in Texas, currently active.

Rio Grande Solar LLC is the reported developer. The reported queue phase is Facility Study. Proposed COD is 2029-02-22.

Queue ID
ERCOT-27INR0222
Location
Starr, Texas
Technology
Solar+Battery
Developer
Rio Grande Solar LLC
Market / region
ERCOT
Point of interconnection
Tapping the 345 kV Line from Del Sol (Bus# 80355) to Frontera (Bus# 80119) ckt 1

What stands out

1

Fierce River BESS is a 284 MW Solar+Battery project in Texas with status active.

2

Rio Grande Solar LLC is the reported developer.

3

The reported queue phase is Facility Study; proposed COD is 2029-02-22.

Market and operating context

Queue date
2024-03-22
Proposed COD
2029-02-22
IA status
Facility Study
Study phase
Facility Study

Why it matters

Queue phase, proposed timing, developer identity, and linked events determine how much of the stated pipeline should be treated as actionable development capacity. The project page and deeper report preserve those fields for further diligence.

Fierce River BESS — verified asset snapshot

FieldValue
Queue IDERCOT-27INR0222
LocationStarr, Texas
TechnologySolar+Battery
DeveloperRio Grande Solar LLC
Market / regionERCOT
Point of interconnectionTapping the 345 kV Line from Del Sol (Bus# 80355) to Frontera (Bus# 80119) ckt 1
Queue date2024-03-22
Proposed COD2029-02-22