Hydro Operating LLC's EIN is 45-2732861.
Download the official 2025 Form 5500 (PDF) for Hydro Operating LLC from the U.S. Department of Labor's EFAST2 system.
Download the official 2025 Form 5500 (PDF)Hydro Operating LLC's plan includes profit-sharing, ERISA 404(c) participant direction, a 401(k) feature, a default investment (QDIA).