# Zier Solar

ERCOT asset profile · https://askthegrid.com/assets/facilities/zier-solar

Cypress Creek Renewables · Kinney County · ERCOT

Zier Solar is a hybrid solar-and-storage facility near Brackettville in Kinney County, Texas. EIA's May 2026 inventory reports a 160 MW solar generator and a 40.4 MW battery generator with 80 MWh of storage, both dated April 2024. Cypress Creek describes the project on a different equipment basis as 208 MW of photovoltaic capacity plus a 40 MW / 80 MWh battery system and announced commercial operation in May 2024. Kiewit reports installing more than 390,000 Maxeon modules and more than 50,000 NEXTracker assemblies; NADBank's project record planned approximately 41 inverters.

## Profile

- **EIA configuration:** 160 MW solar plus 40.4 MW battery power and 80 MWh battery energy.
- **Company configuration:** 208 MW photovoltaic plus 40 MW / 80 MWh storage; this is a different source basis from EIA.
- **Physical build:** More than 390,000 Maxeon modules and more than 50,000 NEXTracker assemblies installed by Kiewit.

## Metrics

- **EIA operating power:** 200.4 MW — 160 MW solar · 40.4 MW battery
- **Battery energy:** 80 MWh — EIA and project disclosures
- **Company PV rating:** 208 MW — Cypress Creek
- **Project financing:** $216M — Cypress Creek · Sep 2022
- **NADBank loan:** $61.19M — Exact project
- **Settlement point:** ZIER_SLR_ALL — ERCOT settlement point.
- **Commercial operation:** Apr–May 2024 — EIA and Cypress Creek

## Facts

- **EIA solar capacity:** 160 MW — EIA · confidence: high
- **EIA battery rating:** 40.4 MW / 80 MWh — EIA · confidence: high
- **Installed modules:** More than 390,000 — Kiewit · confidence: high
- **Owner and operator:** Cypress Creek Renewables — Company disclosure · confidence: high

## Related parties

- **Owner and operator:** Cypress Creek Renewables — Cypress Creek Zier operation announcement ([source](https://cypresscreekenergy.com/))
- **Engineering and construction contractor:** Kiewit — Kiewit Zier project record ([source](https://www.kiewit.com/))

## Sources

- [EIA May 2026 generator inventory](https://www.eia.gov/electricity/data/eia860m/) — U.S. Energy Information Administration · regulatory — Current generator records, capacity scopes, dates, status, operator, and technology.
- [Cypress Creek Zier operation announcement](https://cypresscreekenergy.com/news/cypress-creek-renewables-adds-clean-dispatchable-solar-and-storage-to-the-ercot-grid-with-newest-operational-project/) — Cypress Creek Renewables · official — Company capacity scope, commercial operation and ownership.
- [Cypress Creek Zier financing announcement](https://cypresscreekenergy.com/news/cypress-creek-renewables-closes-financing-for-texas-solar-and-storage-project/) — Cypress Creek Renewables · official — $216 million financing and 40 MW / 80 MWh battery scope.
- [NADBank Zier project record](https://nadbank.org/our-projects/financed-projects/proyect/zier-solar-and-energy-storage-project-in-kinney-county-texas) — North American Development Bank · official — Exact loan, AC capacity basis, battery duration and planned inverter count.

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Canonical page: https://askthegrid.com/assets/facilities/zier-solar
Website: [Cypress Creek Renewables](https://cypresscreekenergy.com/news/cypress-creek-renewables-adds-clean-dispatchable-solar-and-storage-to-the-ercot-grid-with-newest-operational-project/)
Profile published: 2026-07-17T03:35:07.773Z
Source: Ask the Grid — https://askthegrid.com/