# Caterina

ERCOT asset profile · https://askthegrid.com/assets/facilities/caterina

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

Caterina is a 9.9 MW battery energy-storage resource located in Dimmit County, Texas. It is registered with the Public Utility Commission of Texas as a storage unit (CATARINA_BESS) interconnected through AEP to the ERCOT South congestion zone. Owned and operated by HEN Infrastructure, L.L.C., a registered power-generation company, the facility began commercial operation on July 11, 2022. It is fully registered to participate in ERCOT energy and ancillary-services markets at distribution voltage.

## Metrics

- **Nameplate capacity:** 9.9 MW — Canonical EIA plant baseline.
- **Registry anchor:** Plant 65809 — plant-65809

## Facts

- **Technology:** Batteries
- **Operator:** Hunt Energy Network, L.L.C.

## Related parties

- **Owner / commercial participant:** HEN Infrastructure, L.L.C. — Registered power-generation company and owner
- **Operator / developer / O&M provider:** Hunt Energy Network, L.L.C. — Developer and operator ([source](https://huntenergynetwork.com/))
- **Portfolio financier / equity investor:** Manulife Investment Management — Financing covers a portfolio that includes Caterina.
- **Balancing authority / market operator / regulatory counterparty:** Electric Reliability Council of Texas, Inc. — Balancing authority and market operator

## Sources

- [api.eia.gov](https://api.eia.gov/v2/electricity/operating-generator-capacity/data?api_key=DEMO_KEY&data[]=nameplate-capacity-mw&data[]=net-summer-capacity-mw&data[]=net-winter-capacity-mw&data[]=operating-year-month&data[]=planned-retirement-year-month&facets[plantid][]=65809&frequency=monthly&start=2026-06&end=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/56822_74_1424039.PDF) — interchange.puc.texas.gov · authoritative — Source retained for exact-record publication review.
- [interchange.puc.texas.gov](https://interchange.puc.texas.gov/Documents/58479_15_1540985.PDF) — interchange.puc.texas.gov · authoritative — Source retained for exact-record publication review.
- [interchange.puc.texas.gov](https://interchange.puc.texas.gov/Documents/59141_387_1593982.PDF) — interchange.puc.texas.gov · authoritative — Source retained for exact-record publication review.
- [mbrweb.ferc.gov](https://mbrweb.ferc.gov/SearchlkpEIA/Index?page=716) — mbrweb.ferc.gov · authoritative — Source retained for exact-record publication review.

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

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