# Rattlesnake (TX)

ERCOT asset profile · https://askthegrid.com/assets/facilities/rattlesnake-tx

HEN Infrastructure, L.L.C. - Ward County - ERCOT

Rattlesnake BESS is a 9.9 MW battery energy storage facility located near Pyote in Ward County, Texas. The facility operates as a distribution-level resource in the ERCOT West congestion zone, with commercial operation commencing in June 2022. HEN Infrastructure, L.L.C. owns and operates the asset. The facility participates in ERCOT energy and ancillary-services markets under ERCOT resource identifier RTLSNAKE_BESS and load identifier RTLSNAKE_LD2, with 9.9 MWh energy capacity and a one-hour duration rating.

## Metrics

- **Nameplate capacity:** 9.9 MW — Canonical EIA plant baseline.
- **Registry anchor:** Plant 65833 — plant-65833

## Facts

- **Technology:** Batteries
- **Operator:** HEN Infrastructure, L.L.C.

## Related parties

- **Owner / operator:** HEN Infrastructure, L.L.C. — Legal reporting entity and asset owner ([source](https://huntenergynetwork.com/))
- **Developer / asset manager:** Hunt Energy Network — Portfolio developer and operator ([source](https://huntenergynetwork.com/))
- **Qualified scheduling entity / market participant:** HEN Power Marketing LLC — Market participant and resource scheduler ([source](https://huntenergynetwork.com/))
- **Financier / equity investor:** Manulife Investment Management — Portfolio equity partner ([source](http://manulifeim.com/institutional/global/en/about-us/press-releases/hen-announces-250-million-funding-from-long-time-partner-manulife))
- **Parent company:** Hunt Energy, L.L.C. — Parent company
- **Balancing authority / market operator:** Electric Reliability Council of Texas, Inc. (ERCO) — Balancing authority and market operator

## Sources

- [manulifeim.com](http://manulifeim.com/institutional/global/en/about-us/press-releases/hen-announces-250-million-funding-from-long-time-partner-manulife) — manulifeim.com · public_source — Source retained for exact-record publication review.
- [api.eia.gov](https://api.eia.gov/v2/electricity/operating-generator-capacity/data?api_key=DEMO_KEY&data[]=county&data[]=latitude&data[]=longitude&data[]=nameplate-capacity-mw&data[]=net-summer-capacity-mw&data[]=net-winter-capacity-mw&data[]=operating-year-month&data[]=planned-retirement-year-month&data[]=planned-derate-year-month&data[]=planned-uprate-year-month&end=2026-06&facets[plantid][]=65833&frequency=monthly&start=2026-06) — api.eia.gov · authoritative — Source retained for exact-record publication review.
- [huntenergynetwork.com](https://huntenergynetwork.com/asset-development/) — huntenergynetwork.com · public_source — Source retained for exact-record publication review.
- [interchange.puc.texas.gov](https://interchange.puc.texas.gov/Documents/57401_31_1467751.PDF) — interchange.puc.texas.gov · authoritative — Source retained for exact-record publication review.
- [modo-content-service-prod.s3.amazonaws.com](https://modo-content-service-prod.s3.amazonaws.com/media/reports/2024/12/16/ERCOT_BESS_Database.csv) — modo-content-service-prod.s3.amazonaws.com · public_source — Source retained for exact-record publication review.

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Canonical page: https://askthegrid.com/assets/facilities/rattlesnake-tx
Website: [HEN Infrastructure, L.L.C.](https://huntenergynetwork.com/)

Source: Ask the Grid — https://askthegrid.com/